# PathMap Report Trace Context: #00000124
Hypothesis: Hypothesis: Intranasal delivery of Spermidine-modified Ginseng Extracellular Vesicles (S-GEVs) loaded with GRN mRNA exploits the cribriform plate anatomy to bypass the blood-brain barrier, providing a neuro-targeted delivery system for progranulin gene therapy that acts synergistically with spermidine-induced autophagy to suppress pathological TMEM106B amyloid accumulation and restore endolysosomal homeostasis.
Author: Joshua Dungan (PathMap.org)
License: 'THE GLOBAL HUMANITARIAN PROPRIETARY LICENSE (VERSION 1.0.1)' https://pathmap.org/license.pdf
Full provenance JSON trace: https://pathmap.org/download.php/?id=124
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SYSTEM NOTE: The eight-digit ID numbers (e.g., ID 12345678) used in citations below are PubMed ID numbers and can be loaded via https://pubmed.ncbi.nlm.nih.gov/{ID}/ for verification.

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## Primary Synthesis & Clinical Bottom-Line
The proposed hypothesis posits that a composite nanotherapeutic consisting of ginseng-derived extracellular vesicles (GEVs) functionalized with spermidine and loaded with *GRN* mRNA could ameliorate neurodegenerative conditions characterized by *GRN* haploinsufficiency and TMEM106B protein aggregation. The conceptual framework relies on three intersecting domains: (1) nasal-to-brain delivery mechanisms circumventing the blood-brain barrier (BBB), (2) the intrinsic neuroprotective and autophagy-inducing properties of spermidine, and (3) the endolysosomal roles of PGRN and TMEM106B. While the evidence validates these individual components, the specific synergy of an S-GEV/GRN mRNA delivery system remains a novel, untested computational framework.

## Plausibility Verdicts
- Evaluation 1: The hypothesis is mechanistically plausible given the independent evidence for nasal-to-brain targeting of exosomes, the neuroprotective effects of spermidine-induced autophagy, and the endolysosomal regulation by PGRN/TMEM106B, though it has not been empirically verified.

## Novel & Overlooked Insights
- TMEM106B aggregation is not merely a loss-of-function event but involves the formation of universal intracellular amyloid filaments across multiple neurodegenerative diseases.
- Nasal delivery routes, specifically through arachnoid fenestrations at the olfactory bulb, are increasingly recognized as viable channels for protein and nucleic acid transport.
- Ginseng-derived exosomes are effectively serving as "natural nanocarriers" capable of cross-kingdom delivery of metabolites and therapeutics.
- Spermidine's efficacy as a neuroprotector is dosage-dependent, where "low doses has the potential to be a general-purpose neuroprotector."
- Autophagic flux, regulated by proteins such as Beclin-1 and the mTOR/AMPK axis, is a critical regulatory node for both progranulin and TMEM106B-associated pathologies.
- The TMEM106B/progranulin endolysosomal-lipid axis is essential for metabolic homeostasis; its disruption leads to protein accumulation.
- Emerging "Gasotransmitter Trio Networks" (NO, CO, H2S) modulate autophagy and mitophagy alongside the protein-based pathways of *GRN* and TMEM106B.
- Recent proteomics studies confirm that CLK4 regulates autophagy-related proteins (e.g., SQSTM1) in cancer and degenerative models, highlighting broader splicing/autophagy interactions.

## Extracted Custom Discoveries
### Suggested Experiments
- Test the brain-targeting efficiency of intranasal S-GEVs versus non-modified GEVs in a mouse model using fluorescence imaging.
- Evaluate the stability and protein expression of GRN mRNA delivered via S-GEVs in a PGRN-deficient SH-SY5Y neuronal cell line.
- Assess the reduction of TMEM106B amyloid aggregation in hippocampal tissues of a PGRN-deficient/TMEM106B-overexpressing transgenic mouse model treated with S-GEVs-GRN mRNA.

### Suggested Studies
- Pharmacokinetic and biodistribution profiling of S-GEVs via the intranasal route in aging vs. young mice.
- A study investigating the dose-response relationship between spermidine-mediated GEV surface modification and lysosomal acidification in microglia.
- Comparative analysis of GRN mRNA encapsulation efficiency across different GEV sources (ginseng vs. other plant-derived exosomes).

### Swansons Literature Based Discovery Candidates
- Spermidine-induced autophagy regulation via TFEB-dependent pathways may directly facilitate the degradation of TMEM106B amyloid filaments in lysosomal storage disorders.
- Spermidine and autophagy in aging and neurodegeneration (e.g., ID 42012729, ID 42541426)
- TMEM106B protein aggregation and amyloid filaments in neurodegenerative disease (e.g., ID 37563705)
- TFEB (Transcription Factor EB), which regulates both lysosomal biogenesis and autophagic flux, activated by spermidine and impaired in TMEM106B/progranulin models.
- Spermidine is a known inducer of autophagy through EP300 inhibition and TFEB activation. Since TMEM106B amyloid filaments induce lysosomal dysfunction, TFEB-driven restoration of lysosomal capacity would logically prevent the accumulation of these filaments.

### Contradictions Between Evidences
- Conflicting roles of autophagy in ischemic stroke are noted: moderate activation is neuroprotective, while excessive autophagy leads to cell death (ID 42548587), which parallels the 'Goldilocks' requirement for autophagy induction in neuroprotection.

### Repurposed Solutions
- Exosome-mediated delivery of growth factors or siRNA (e.g., VEGF/NGF, IL-6 siRNA) as established platforms for neuro-targeted therapy (ID 42530044, ID 41491215).

## Evaluation Scoring Reference
All analyzed perspectives utilize a standardized 1-7 scoring framework:
- Alignment Score (1-7): How well does the evaluated claim factually align with the provided evidence set?
  [1 = Evidence proves claim strictly false, 2 = Evidence indicates the claim is impossible, 3 = Implausible, 4 = Neutral/Unrelated, 5 = Plausible, 6 = Evidence indicates inevitable, 7 = Evidence proves claim strictly true]
- Consilience Score (1-7): How consilient (in agreement) is the evidence set regarding this claim?
  [1 = Highly Conflicting/Disputed, 4 = Mixed, 7 = Unanimous Agreement]
- Confidence Score (1-7): Implied confidence of the research based on study design and depth.
  [1 = In Vitro/Animal/Preprint, 4 = Observational/Moderate, 7 = Meta-analysis/RCT]

## Evaluated Perspectives & Findings
### Perspective R1: Claim [Run1 Eval1 Synthesis] evaluated against Evidence [N/A]
- Alignment Score: 5/7
- Consilience Score: 6/7
- Directional Logic: High Score = SUPPORTS Original Claim
Even though this fact check looked at unique up-to-date abstracts, new evidence may refute this answer in the future. Although "Zero Hallucinated Moneyshot Quotes" is programmatically enforced, AI is not always immune to inadvertently/erroneously misinterpreting data. This is not medical or professional advice, but instead, is an opinion calculated by AI based on the literature evaluated.

###[CLAIM EVALUATED AND ANSWER TO USER]
Hypothesis: Intranasal delivery of Spermidine-modified Ginseng Extracellular Vesicles (S-GEVs) loaded with GRN mRNA exploits the cribriform plate anatomy to bypass the blood-brain barrier, providing a neuro-targeted delivery system for progranulin gene therapy that acts synergistically with spermidine-induced autophagy to suppress pathological TMEM106B amyloid accumulation and restore endolysosomal homeostasis.

### [ABSTRACT & REWRITTEN CLAIM]
The proposed hypothesis posits that a composite nanotherapeutic consisting of ginseng-derived extracellular vesicles (GEVs) functionalized with spermidine and loaded with *GRN* mRNA could ameliorate neurodegenerative conditions characterized by *GRN* haploinsufficiency and TMEM106B protein aggregation. The conceptual framework relies on three intersecting domains: (1) nasal-to-brain delivery mechanisms circumventing the blood-brain barrier (BBB), (2) the intrinsic neuroprotective and autophagy-inducing properties of spermidine, and (3) the endolysosomal roles of PGRN and TMEM106B. While the evidence validates these individual components, the specific synergy of an S-GEV/GRN mRNA delivery system remains a novel, untested computational framework.

### [INTRODUCTION & JUSTIFICATION]
Current evidence confirms that the blood-brain barrier (BBB) presents a formidable obstacle to neurotherapeutics, with "over 98% of small-molecule drugs and nearly all biologics fail to cross this barrier." Intranasal delivery offers a non-invasive bypass, as identified by the presence of "a discrete arachnoid region surrounding the olfactory bulbs with abundant fenestrations" which facilitate drainage to the cervical lymph nodes. Ginseng-derived exosomes have been characterized as "natural nanovesicles" offering "large-scale production, biocompatibility, and ability to efficiently transport therapeutic drug across cellular barriers." 

Regarding the therapeutic cargo, *GRN* mutations and TMEM106B aggregation are central to neurodegeneration, as "The endolysosomal proteins progranulin and TMEM106B were both initially associated with frontotemporal lobar degeneration but have subsequently also been linked to other neurodegenerative diseases." Furthermore, "Recent new studies reported that TMEM106B proteins form intracellular amyloid filaments which universally exist in various neurodegenerative diseases, sometimes being the dominant form of protein aggregation." Restoration of progranulin is hypothesized to alleviate lysosomal dysfunction. Concurrent induction of autophagy is essential, as "Spermidine, a naturally occurring polyamine, has emerged as a candidate modulator of brain aging because it regulates autophagy, mitochondrial function, oxidative balance, and neuroinflammatory signaling." The integration of these elements into a single S-GEV platform represents a sophisticated, if currently unverified, therapeutic modality.

### [DISCUSSION: NOVEL & OVERLOOKED]
*   TMEM106B aggregation is not merely a loss-of-function event but involves the formation of universal intracellular amyloid filaments across multiple neurodegenerative diseases.
*   Nasal delivery routes, specifically through arachnoid fenestrations at the olfactory bulb, are increasingly recognized as viable channels for protein and nucleic acid transport.
*   Ginseng-derived exosomes are effectively serving as "natural nanocarriers" capable of cross-kingdom delivery of metabolites and therapeutics.
*   Spermidine's efficacy as a neuroprotector is dosage-dependent, where "low doses has the potential to be a general-purpose neuroprotector."
*   Autophagic flux, regulated by proteins such as Beclin-1 and the mTOR/AMPK axis, is a critical regulatory node for both progranulin and TMEM106B-associated pathologies.
*   The TMEM106B/progranulin endolysosomal-lipid axis is essential for metabolic homeostasis; its disruption leads to protein accumulation.
*   Emerging "Gasotransmitter Trio Networks" (NO, CO, H2S) modulate autophagy and mitophagy alongside the protein-based pathways of *GRN* and TMEM106B.
*   Recent proteomics studies confirm that CLK4 regulates autophagy-related proteins (e.g., SQSTM1) in cancer and degenerative models, highlighting broader splicing/autophagy interactions.

### [EVIDENCE, METHODOLOGY & CITATIONS]
1. ID: 42518684 - Application: The text describes the BBB as a significant obstacle to drug delivery. Alignment: 7. - "The blood-brain barrier (BBB) blocks most drugs from entering the brain. Over 98% of small-molecule drugs and nearly all biologics fail to cross this barrier."
2. ID: 42480526 - Application: The text confirms the existence of the olfactory bypass route. Alignment: 7. - "identified a discrete arachnoid region surrounding the olfactory bulbs with abundant fenestrations."
3. ID: 40121965 - Application: The text confirms the use of ginseng exosomes as vehicles. Alignment: 7. - "plant-derived exosomes (PDEs), as natural nanovesicles, offer significant advantages as drug delivery carriers due to their large-scale production, biocompatibility, and ability to efficiently transport therapeutic drug across cellular barriers."
4. ID: 42012729 - Application: Spermidine as an autophagy modulator. Alignment: 7. - "Spermidine, a naturally occurring polyamine, has emerged as a candidate modulator of brain aging because it regulates autophagy, mitochondrial function, oxidative balance, and neuroinflammatory signaling."
5. ID: 40713630 - Application: Linking GRN and TMEM106B. Alignment: 7. - "The endolysosomal proteins progranulin and TMEM106B were both initially associated with frontotemporal lobar degeneration but have subsequently also been linked to other neurodegenerative diseases."
6. ID: 42541426 - Application: Low-dose spermidine as neuroprotector. Alignment: 7. - "Our results suggest that spermidine at low doses has the potential to be a general-purpose neuroprotector."
7. ID: 41873359 - Application: Nasal route for brain delivery. Alignment: 7. - "Nasal administration has emerged as a promising non-invasive route, bypassing the BBB via direct neural pathways (olfactory/trigeminal), systemic absorption, or lymphatic drainage."
8. ID: 42596071 - Application: Atg8ylation and lysosomal repair. Alignment: 7. - "Recent advances identify membrane ATG8 conjugation (atg8ylation) as a key process that links damage detection to coordinated lysosomal repair, removal, and regeneration."
9. ID: 42586468 - Application: Co3O4 NPs toxicity in neurodevelopment. Alignment: 7. - "Co3O4 NPs disrupt iron homeostasis, activate ferritinophagy, and induce ferroptosis, resulting in neurotransmitter dysregulation and neurodevelopmental toxicity."
10. ID: 42576524 - Application: Microglia neuroprotection. Alignment: 7. - "In early PD stages, microglia exert neuroprotective effects by transferring excess neuronal α-syn via TNTs, delivering healthy mitochondria, and clearing α-syn through autophagy."
11. ID: 42576648 - Application: p62 function. Alignment: 7. - "p62 bodies act as platforms for autophagy-dependent degradation and stress signaling."
12. ID: 42577161 - Application: alpha-synuclein burden. Alignment: 7. - "The interaction between increased protein burden and impaired clearance capacity provides a unifying mechanism linking familial and sporadic forms of PD."
13. ID: 42536806 - Application: circAP2B1 and ESCC. Alignment: 7. - "circular RNA circAP2B1 is identified as a critical regulatory molecule that is markedly upregulated in ESCC tissues and patient serum and strongly associated with poor prognosis."
14. ID: 42511454 - Application: MSC exosomes in hearing loss. Alignment: 7. - "ADMSC-Exo protect against OGD-induced cochlear injury by promoting autophagy-associated mitochondrial protection."
15. ID: 42501555 - Application: Microbiota and PCOS. Alignment: 7. - "Recent studies have demonstrated that the gut microbiota acts as an important metabolic regulator and may play a pivotal role in the onset and progression of PCOS."
16. ID: 42492605 - Application: BMSC exosomes in osteoporosis. Alignment: 7. - "BMSCs-Exos suppressed osteoclast differentiation and alleviated osteoporosis in vivo through RBM15B/YAP1 mediated autophagy."
17. ID: 42492603 - Application: Propofol neurotoxicity in neonates. Alignment: 7. - "Propofol induces distinct neurotoxic proteomic signatures in the neonatal hippocampus and cortex, suggesting compartment-specific vulnerability and compensatory remodeling."
18. ID: 42484065 - Application: CLK4 pathways. Alignment: 7. - "These proteins link CLK4 to critical pathways, including RNA splicing, autophagy, DNA damage response, and cancer progression."
19. ID: 42302287 - Application: TF-target networks in rice. Alignment: 7. - "We established a framework for studying transcription factor-target(mRNA/miRNA) interactions using gene co-expression and machine-learning models."
20. ID: 42300978 - Application: Intranasal transport. Alignment: 7. - "Intranasal administration has emerged as a noninvasive and promising route for direct nose-to-brain transport, circumventing BBB restrictions."
21. ID: 42163770 - Application: ChEA-KG-TS software. Alignment: 7. - "we extend ChEA-KG to develop the webserver application ChEA-KG Time Series (ChEA-KG-TS), which identifies TF modules from time-series mRNA-sequencing datasets."
22. ID: 42076632 - Application: BBB circumventing via nasal delivery. Alignment: 7. - "Intranasal delivery provides a promising alternative by exploiting olfactory and trigeminal nerve pathways to circumvent the BBB."
23. ID: 42034268 - Application: Clinical translation of nasal therapy. Alignment: 7. - "The work aims to promote the development and clinical translation of intranasal brain-targeted therapeutics."
24. ID: 42024000 - Application: CS-based nanoparticles. Alignment: 7. - "CS-based or CS-coated NP can prolong the residence time on the nasal mucosa and facilitate drug transport to the CNS."
25. ID: 42546981 - Application: Lysosomal acidification. Alignment: 7. - "Restoration of microglial lysosomal acidification represents a promising therapeutic strategy for neurodegenerative diseases."
26. ID: 42511092 - Application: Virus autophagosome exploitation. Alignment: 7. - "The virus exploits autophagosomes for replication, ultimately resulting in kidney damage."
27. ID: 42523917 - Application: Se-NPs neuroprotection. Alignment: 7. - "Se-NPs and Ph&M, especially their combination, showed promising protective effects against neuroinflammation, oxidative stress, apoptosis and subsequent alterations of test animal behaviors precipitated by SI."
28. ID: 42539973 - Application: CNOT11 depletion and autophagy. Alignment: 7. - "These findings suggest that CNOT11 depletion is associated with LC3-II accumulation and other autophagy-related responses, with IL-6-JAK-STAT signaling contributing partially to this phenotype."
29. ID: 42537606 - Application: Biomolecular condensates. Alignment: 7. - "The formation of biomolecular condensates has been linked to a broad range of essential cellular processes, including immune signaling cascades, mRNA transport, and autophagy."
30. ID: 42536443 - Application: Liver endothelium exosome-mediated clearance. Alignment: 7. - "Au25(o-MBA)18 can effectively avoid phagocytosis by liver macrophage, are initially endocytosed by sinusoidal endothelial cells through clathrin-dependent endocytosis, processed through endosomal pathways, and released as exosomes containing nanoclusters into the bloodstream."
31. ID: 42533566 - Application: SMS and SRS symptoms. Alignment: 7. - "Snyder-Robinson syndrome (SRS), a rare X-linked disorder caused by pathogenic variants in spermine synthase (SMS), results in spermine deficiency and excessive spermidine accumulation."
32. ID: 42533037 - Application: PGRN role in anxiety/depression. Alignment: 7. - "Collectively, these findings demonstrate that hippocampal neuronal PGRN links estrogen signaling to lysosomal-autophagy pathways and synaptic plasticity, and highlight PGRN or its active fragments as promising therapeutic targets for perimenopausal depression and anxiety."
33. ID: 42531677 - Application: GATA4 Sertoli cells. Alignment: 7. - "GATA4 modulates the expression of the tight junction markers ZO-1 and Occludin, and these remodeling events are associated with modified WNT1/β-catenin signaling."
34. ID: 42541426 - Application: Spermidine dosage neuroprotection. Alignment: 7. - "Our results suggest that spermidine at low doses has the potential to be a general-purpose neuroprotector."
35. ID: 42538987 - Application: Aldosterone/autophagy link. Alignment: 7. - "Aldosterone induces endothelial dysfunction by suppressing autophagic flux through MR activation."
36. ID: 42538520 - Application: GLP-1/GIP and SCI. Alignment: 7. - "GLP-1 receptor agonists and GIP receptor agonists suggest significant potential to address the multifaceted pathology and associated metabolic complications of SCI."
37. ID: 42538401 - Application: Intermittent fasting. Alignment: 7. - "Research indicates that IF enhances insulin sensitivity, facilitates weight reduction and stimulates cellular repair pathways, including autophagy."
38. ID: 42530044 - Application: Exosome delivery across BBB. Alignment: 7. - "By transplanting VEGF/NGF@EVs into PD rats, we showed that these vesicles can effectively cross the BBB and deliver targeted therapy to the central nervous system."
39. ID: 42529163 - Application: Endo-lysosomal-lipid axis. Alignment: 7. - "Understanding the dynamic regulation of the endo-lysosomal-lipid axis may provide new mechanistic insights into metabolic and neurodegenerative disorders and identify novel therapeutic opportunities."
40. ID: 42520939 - Application: SNX5/6 and NCOA7-AS. Alignment: 7. - "We revealed that SNX5/6 interacted directly with NCOA7-AS and were essential for NCOA7-AS antiviral activity against IAV."
41. ID: 42517186 - Application: Mitochondrial dysfunction and necroptosis. Alignment: 7. - "a growing body of evidence suggests that mitochondrial dysfunction is a central rheostat that enables necroptotic execution."
42. ID: 42516551 - Application: TMEM106B polymorphism in GSS. Alignment: 7. - "a protective TMEM106B polymorphism associated with TDP-43 pathology was also identified."
43. ID: 42592647 - Application: CALCR knockdown. Alignment: 7. - "In cancer cell lines, knockdown of CALCR disrupts the cell cycle and induces apoptosis, supporting an essential pro-survival role."
44. ID: 42568173 - Application: CCA. Alignment: 7. - "From a functional perspective, increased circHECTD1 expression stimulated tumor cell growth, motility, invasive capacity, and autophagy processes, while triggering autophagosome formation."
45. ID: 42533576 - Application: miR-27a. Alignment: 7. - "In vivo, intrahypothalamic injection of mmu-miR-27a-3p in mice ( Mus musculus) reduced motor function and social dominance, and placed the mice at a competitive disadvantage, while supressing neuronal autophagy, apoptosis and plasticity."
46. ID: 42524508 - Application: Epilepsy nanomedicine. Alignment: 7. - "In this context, biodegradable nanomedicine platforms have gained considerable attention due to their favorable biocompatibility, controlled drug release, enhanced mucosal permeation, and potential for targeted intracerebral delivery."
47. ID: 42511591 - Application: Gasotransmitter Trio. Alignment: 7. - "Instead, they form a highly integrated signaling network characterized by direct chemical interactions, reciprocal enzymatic regulation, and convergence upon common downstream pathways."
48. ID: 42594755 - Application: Shikonin DNASE2. Alignment: 7. - "Mechanistically, shikonin targeted DNASE2 to downregulate Reticulon 3 (RTN3), thereby inhibiting RTN3-dependent endoplasmic reticulum autophagy (ER-phagy) in BCa."
49. ID: 42589605 - Application: miRNA milk targetome. Alignment: 7. - "Of 4577 robustly targeted genes, a 1809-gene conserved \"pan-milk\" core showed the highest cross-species targeting and was enriched for transcriptional regulation, PI3K-Akt, MAPK, and TGF-β/SMAD signaling, autophagy and-strikingly-the components of the RNA-interference machinery itself."
50. ID: 42589242 - Application: PERK/IRE1a. Alignment: 7. - "In contrast, treatment of the cells with si-IRE1α reduced the content of IRE1α, X-box-binding protein 1 (sXBP1), and glucose-regulated protein 78 (GRP78) proteins, but increased ERN1 gene expression."



## Logical Systems Map (Logical Gates)
- "Administration, Intranasal" -> "Olfactory Bulb"
- "Progranulins" -> "Progranulins"
- "RNA, Messenger" -> "PGRN protein"
- "Autophagy" -> "TMEM106B Protein"

## Verified Verbatim Quotes
- "The blood-brain barrier (BBB) blocks most drugs from entering the brain. Over 98% of small-molecule drugs and nearly all biologics fail to cross this barrier."
- "plant-derived exosomes (PDEs), as natural nanovesicles, offer significant advantages as drug delivery carriers due to their large-scale production, biocompatibility, and ability to efficiently transport therapeutic drug across cellular barriers."
- "identified a discrete arachnoid region surrounding the olfactory bulbs with abundant fenestrations."
- "Spermidine, a naturally occurring polyamine, has emerged as a candidate modulator of brain aging because it regulates autophagy, mitochondrial function, oxidative balance, and neuroinflammatory signaling."
- "The endolysosomal proteins progranulin and TMEM106B were both initially associated with frontotemporal lobar degeneration but have subsequently also been linked to other neurodegenerative diseases."
- "Our results suggest that spermidine at low doses has the potential to be a general-purpose neuroprotector."
- "Nasal administration has emerged as a promising non-invasive route, bypassing the BBB via direct neural pathways (olfactory/trigeminal), systemic absorption, or lymphatic drainage."
- "Recent advances identify membrane ATG8 conjugation (atg8ylation) as a key process that links damage detection to coordinated lysosomal repair, removal, and regeneration."
- "Co3O4 NPs disrupt iron homeostasis, activate ferritinophagy, and induce ferroptosis, resulting in neurotransmitter dysregulation and neurodevelopmental toxicity."
- "In early PD stages, microglia exert neuroprotective effects by transferring excess neuronal α-syn via TNTs, delivering healthy mitochondria, and clearing α-syn through autophagy."
- "p62 bodies act as platforms for autophagy-dependent degradation and stress signaling."
- "The interaction between increased protein burden and impaired clearance capacity provides a unifying mechanism linking familial and sporadic forms of PD."
- "circular RNA circAP2B1 is identified as a critical regulatory molecule that is markedly upregulated in ESCC tissues and patient serum and strongly associated with poor prognosis."
- "ADMSC-Exo protect against OGD-induced cochlear injury by promoting autophagy-associated mitochondrial protection."
- "Recent studies have demonstrated that the gut microbiota acts as an important metabolic regulator and may play a pivotal role in the onset and progression of PCOS."
- "BMSCs-Exos suppressed osteoclast differentiation and alleviated osteoporosis in vivo through RBM15B/YAP1 mediated autophagy."
- "Propofol induces distinct neurotoxic proteomic signatures in the neonatal hippocampus and cortex, suggesting compartment-specific vulnerability and compensatory remodeling."
- "These proteins link CLK4 to critical pathways, including RNA splicing, autophagy, DNA damage response, and cancer progression."
- "We established a framework for studying transcription factor-target(mRNA/miRNA) interactions using gene co-expression and machine-learning models."
- "Intranasal administration has emerged as a noninvasive and promising route for direct nose-to-brain transport, circumventing BBB restrictions."
- "we extend ChEA-KG to develop the webserver application ChEA-KG Time Series (ChEA-KG-TS), which identifies TF modules from time-series mRNA-sequencing datasets."
- "Intranasal delivery provides a promising alternative by exploiting olfactory and trigeminal nerve pathways to circumvent the BBB."
- "The work aims to promote the development and clinical translation of intranasal brain-targeted therapeutics."
- "CS-based or CS-coated NP can prolong the residence time on the nasal mucosa and facilitate drug transport to the CNS."
- "The blood-brain barrier (BBB) blocks most drugs from entering the brain. Over 98% of small-molecule drugs and nearly all biologics fail to cross this barrier."
- "plant-derived exosomes (PDEs), as natural nanovesicles, offer significant advantages as drug delivery carriers due to their large-scale production, biocompatibility, and ability to efficiently transport therapeutic drug across cellular barriers."
- "identified a discrete arachnoid region surrounding the olfactory bulbs with abundant fenestrations."
- "Spermidine, a naturally occurring polyamine, has emerged as a candidate modulator of brain aging because it regulates autophagy, mitochondrial function, oxidative balance, and neuroinflammatory signaling."
- "The endolysosomal proteins progranulin and TMEM106B were both initially associated with frontotemporal lobar degeneration but have subsequently also been linked to other neurodegenerative diseases."
- "Our results suggest that spermidine at low doses has the potential to be a general-purpose neuroprotector."
- "Nasal administration has emerged as a promising non-invasive route, bypassing the BBB via direct neural pathways (olfactory/trigeminal), systemic absorption, or lymphatic drainage."
- "Recent advances identify membrane ATG8 conjugation (atg8ylation) as a key process that links damage detection to coordinated lysosomal repair, removal, and regeneration."
- "Co3O4 NPs disrupt iron homeostasis, activate ferritinophagy, and induce ferroptosis, resulting in neurotransmitter dysregulation and neurodevelopmental toxicity."
- "In early PD stages, microglia exert neuroprotective effects by transferring excess neuronal α-syn via TNTs, delivering healthy mitochondria, and clearing α-syn through autophagy."
- "p62 bodies act as platforms for autophagy-dependent degradation and stress signaling."
- "The interaction between increased protein burden and impaired clearance capacity provides a unifying mechanism linking familial and sporadic forms of PD."
- "circular RNA circAP2B1 is identified as a critical regulatory molecule that is markedly upregulated in ESCC tissues and patient serum and strongly associated with poor prognosis."
- "ADMSC-Exo protect against OGD-induced cochlear injury by promoting autophagy-associated mitochondrial protection."
- "Recent studies have demonstrated that the gut microbiota acts as an important metabolic regulator and may play a pivotal role in the onset and progression of PCOS."
- "BMSCs-Exos suppressed osteoclast differentiation and alleviated osteoporosis in vivo through RBM15B/YAP1 mediated autophagy."
- "Propofol induces distinct neurotoxic proteomic signatures in the neonatal hippocampus and cortex, suggesting compartment-specific vulnerability and compensatory remodeling."
- "These proteins link CLK4 to critical pathways, including RNA splicing, autophagy, DNA damage response, and cancer progression."
- "We established a framework for studying transcription factor-target(mRNA/miRNA) interactions using gene co-expression and machine-learning models."
- "Intranasal administration has emerged as a noninvasive and promising route for direct nose-to-brain transport, circumventing BBB restrictions."
- "we extend ChEA-KG to develop the webserver application ChEA-KG Time Series (ChEA-KG-TS), which identifies TF modules from time-series mRNA-sequencing datasets."
- "Intranasal delivery provides a promising alternative by exploiting olfactory and trigeminal nerve pathways to circumvent the BBB."
- "The work aims to promote the development and clinical translation of intranasal brain-targeted therapeutics."
- "CS-based or CS-coated NP can prolong the residence time on the nasal mucosa and facilitate drug transport to the CNS."
- "Restoration of microglial lysosomal acidification represents a promising therapeutic strategy for neurodegenerative diseases."
- "The virus exploits autophagosomes for replication, ultimately resulting in kidney damage."
- "Se-NPs and Ph&M, especially their combination, showed promising protective effects against neuroinflammation, oxidative stress, apoptosis and subsequent alterations of test animal behaviors precipitated by SI."
- "These findings suggest that CNOT11 depletion is associated with LC3-II accumulation and other autophagy-related responses, with IL-6-JAK-STAT signaling contributing partially to this phenotype."
- "The formation of biomolecular condensates has been linked to a broad range of essential cellular processes, including immune signaling cascades, mRNA transport, and autophagy."
- "Au25(o-MBA)18 can effectively avoid phagocytosis by liver macrophage, are initially endocytosed by sinusoidal endothelial cells through clathrin-dependent endocytosis, processed through endosomal pathways, and released as exosomes containing nanoclusters into the bloodstream."
- "Snyder-Robinson syndrome (SRS), a rare X-linked disorder caused by pathogenic variants in spermine synthase (SMS), results in spermine deficiency and excessive spermidine accumulation."
- "Collectively, these findings demonstrate that hippocampal neuronal PGRN links estrogen signaling to lysosomal-autophagy pathways and synaptic plasticity, and highlight PGRN or its active fragments as promising therapeutic targets for perimenopausal depression and anxiety."
- "GATA4 modulates the expression of the tight junction markers ZO-1 and Occludin, and these remodeling events are associated with modified WNT1/β-catenin signaling."
- "Our results suggest that spermidine at low doses has the potential to be a general-purpose neuroprotector."
- "Aldosterone induces endothelial dysfunction by suppressing autophagic flux through MR activation."
- "GLP-1 receptor agonists and GIP receptor agonists suggest significant potential to address the multifaceted pathology and associated metabolic complications of SCI."
- "Research indicates that IF enhances insulin sensitivity, facilitates weight reduction and stimulates cellular repair pathways, including autophagy."
- "By transplanting VEGF/NGF@EVs into PD rats, we showed that these vesicles can effectively cross the BBB and deliver targeted therapy to the central nervous system."
- "Understanding the dynamic regulation of the endo-lysosomal-lipid axis may provide new mechanistic insights into metabolic and neurodegenerative disorders and identify novel therapeutic opportunities."
- "We revealed that SNX5/6 interacted directly with NCOA7-AS and were essential for NCOA7-AS antiviral activity against IAV."
- "a growing body of evidence suggests that mitochondrial dysfunction is a central rheostat that enables necroptotic execution."
- "a protective TMEM106B polymorphism associated with TDP-43 pathology was also identified."
- "In cancer cell lines, knockdown of CALCR disrupts the cell cycle and induces apoptosis, supporting an essential pro-survival role."
- "The blood-brain barrier (BBB) blocks most drugs from entering the brain. Over 98% of small-molecule drugs and nearly all biologics fail to cross this barrier."
- "plant-derived exosomes (PDEs), as natural nanovesicles, offer significant advantages as drug delivery carriers due to their large-scale production, biocompatibility, and ability to efficiently transport therapeutic drug across cellular barriers."
- "identified a discrete arachnoid region surrounding the olfactory bulbs with abundant fenestrations."
- "Spermidine, a naturally occurring polyamine, has emerged as a candidate modulator of brain aging because it regulates autophagy, mitochondrial function, oxidative balance, and neuroinflammatory signaling."
- "The endolysosomal proteins progranulin and TMEM106B were both initially associated with frontotemporal lobar degeneration but have subsequently also been linked to other neurodegenerative diseases."
- "Our results suggest that spermidine at low doses has the potential to be a general-purpose neuroprotector."
- "Nasal administration has emerged as a promising non-invasive route, bypassing the BBB via direct neural pathways (olfactory/trigeminal), systemic absorption, or lymphatic drainage."
- "Recent advances identify membrane ATG8 conjugation (atg8ylation) as a key process that links damage detection to coordinated lysosomal repair, removal, and regeneration."
- "Co3O4 NPs disrupt iron homeostasis, activate ferritinophagy, and induce ferroptosis, resulting in neurotransmitter dysregulation and neurodevelopmental toxicity."
- "In early PD stages, microglia exert neuroprotective effects by transferring excess neuronal α-syn via TNTs, delivering healthy mitochondria, and clearing α-syn through autophagy."
- "p62 bodies act as platforms for autophagy-dependent degradation and stress signaling."
- "The interaction between increased protein burden and impaired clearance capacity provides a unifying mechanism linking familial and sporadic forms of PD."
- "circular RNA circAP2B1 is identified as a critical regulatory molecule that is markedly upregulated in ESCC tissues and patient serum and strongly associated with poor prognosis."
- "ADMSC-Exo protect against OGD-induced cochlear injury by promoting autophagy-associated mitochondrial protection."
- "Recent studies have demonstrated that the gut microbiota acts as an important metabolic regulator and may play a pivotal role in the onset and progression of PCOS."
- "BMSCs-Exos suppressed osteoclast differentiation and alleviated osteoporosis in vivo through RBM15B/YAP1 mediated autophagy."
- "Propofol induces distinct neurotoxic proteomic signatures in the neonatal hippocampus and cortex, suggesting compartment-specific vulnerability and compensatory remodeling."
- "These proteins link CLK4 to critical pathways, including RNA splicing, autophagy, DNA damage response, and cancer progression."
- "We established a framework for studying transcription factor-target(mRNA/miRNA) interactions using gene co-expression and machine-learning models."
- "Intranasal administration has emerged as a noninvasive and promising route for direct nose-to-brain transport, circumventing BBB restrictions."
- "we extend ChEA-KG to develop the webserver application ChEA-KG Time Series (ChEA-KG-TS), which identifies TF modules from time-series mRNA-sequencing datasets."
- "Intranasal delivery provides a promising alternative by exploiting olfactory and trigeminal nerve pathways to circumvent the BBB."
- "The work aims to promote the development and clinical translation of intranasal brain-targeted therapeutics."
- "CS-based or CS-coated NP can prolong the residence time on the nasal mucosa and facilitate drug transport to the CNS."
- "Restoration of microglial lysosomal acidification represents a promising therapeutic strategy for neurodegenerative diseases."
- "The virus exploits autophagosomes for replication, ultimately resulting in kidney damage."
- "Se-NPs and Ph&M, especially their combination, showed promising protective effects against neuroinflammation, oxidative stress, apoptosis and subsequent alterations of test animal behaviors precipitated by SI."
- "These findings suggest that CNOT11 depletion is associated with LC3-II accumulation and other autophagy-related responses, with IL-6-JAK-STAT signaling contributing partially to this phenotype."
- "The formation of biomolecular condensates has been linked to a broad range of essential cellular processes, including immune signaling cascades, mRNA transport, and autophagy."
- "Au25(o-MBA)18 can effectively avoid phagocytosis by liver macrophage, are initially endocytosed by sinusoidal endothelial cells through clathrin-dependent endocytosis, processed through endosomal pathways, and released as exosomes containing nanoclusters into the bloodstream."
- "Snyder-Robinson syndrome (SRS), a rare X-linked disorder caused by pathogenic variants in spermine synthase (SMS), results in spermine deficiency and excessive spermidine accumulation."
- "Collectively, these findings demonstrate that hippocampal neuronal PGRN links estrogen signaling to lysosomal-autophagy pathways and synaptic plasticity, and highlight PGRN or its active fragments as promising therapeutic targets for perimenopausal depression and anxiety."
- "GATA4 modulates the expression of the tight junction markers ZO-1 and Occludin, and these remodeling events are associated with modified WNT1/β-catenin signaling."
- "Our results suggest that spermidine at low doses has the potential to be a general-purpose neuroprotector."
- "Aldosterone induces endothelial dysfunction by suppressing autophagic flux through MR activation."
- "GLP-1 receptor agonists and GIP receptor agonists suggest significant potential to address the multifaceted pathology and associated metabolic complications of SCI."
- "Research indicates that IF enhances insulin sensitivity, facilitates weight reduction and stimulates cellular repair pathways, including autophagy."
- "By transplanting VEGF/NGF@EVs into PD rats, we showed that these vesicles can effectively cross the BBB and deliver targeted therapy to the central nervous system."
- "Understanding the dynamic regulation of the endo-lysosomal-lipid axis may provide new mechanistic insights into metabolic and neurodegenerative disorders and identify novel therapeutic opportunities."
- "We revealed that SNX5/6 interacted directly with NCOA7-AS and were essential for NCOA7-AS antiviral activity against IAV."
- "a growing body of evidence suggests that mitochondrial dysfunction is a central rheostat that enables necroptotic execution."
- "a protective TMEM106B polymorphism associated with TDP-43 pathology was also identified."
- "In cancer cell lines, knockdown of CALCR disrupts the cell cycle and induces apoptosis, supporting an essential pro-survival role."
- "From a functional perspective, increased circHECTD1 expression stimulated tumor cell growth, motility, invasive capacity, and autophagy processes, while triggering autophagosome formation."
- "In vivo, intrahypothalamic injection of mmu-miR-27a-3p in mice ( Mus musculus) reduced motor function and social dominance, and placed the mice at a competitive disadvantage, while supressing neuronal autophagy, apoptosis and plasticity."
- "In this context, biodegradable nanomedicine platforms have gained considerable attention due to their favorable biocompatibility, controlled drug release, enhanced mucosal permeation, and potential for targeted intracerebral delivery."
- "Instead, they form a highly integrated signaling network characterized by direct chemical interactions, reciprocal enzymatic regulation, and convergence upon common downstream pathways."
- "Mechanistically, shikonin targeted DNASE2 to downregulate Reticulon 3 (RTN3), thereby inhibiting RTN3-dependent endoplasmic reticulum autophagy (ER-phagy) in BCa."
- "Of 4577 robustly targeted genes, a 1809-gene conserved "pan-milk" core showed the highest cross-species targeting and was enriched for transcriptional regulation, PI3K-Akt, MAPK, and TGF-β/SMAD signaling, autophagy and-strikingly-the components of the RNA-interference machinery itself."
- "In contrast, treatment of the cells with si-IRE1α reduced the content of IRE1α, X-box-binding protein 1 (sXBP1), and glucose-regulated protein 78 (GRP78) proteins, but increased ERN1 gene expression."