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Open research questions in Autophagy in Disease and Therapy

43 unresolved questions extracted from the limitations and future-work sections of 250 Autophagy in Disease and Therapy papers in our library. Each links back to the study that raised it.

What the literature leaves open

  • Autoimmune uveitis is a vision-threatening inflammatory disorder driven by dysregulated T helper 17 (Th17) responses, yet therapeutic strategies targeting Th17 differentiation are lacking.

    MAP1S limits autoimmune uveitis by suppressing Th17 differentiation through dual Control of the EGR2-LCN2 axis and autophagic flux · 2026 · DOI

  • Future studies should examine HIF-1α hydroxylation, ubiquitination, and the involvement of HIF-1α regulatory pro- teins to clarify how NPB modulates HIF-1α stability. However, the precise molecular mechanism by which NPB-derived NO reduces HIF-1α under CoCl2-treated conditions remains unclear. Second, although MG132 restored HIF-1α accumulation, the detailed mechanism by which NO promotes HIF-1α reduc- tion remains to be determined. Third, the causal relationship among HIF-1α reduction, autophagy impairment, and cell death was not fully established in this study.

    A Phenylbutyrate-Derived Nitric Oxide Donor Induces Pancreatic Cancer Cell Death Accompanied by Impairment of Autophagy-Related Pathways and HIF-1<i>α</i> Reduction · 2026 · DOI

  • Future work should pursue four complementary lines. First, a graded-dose, multi-timepoint design would resolve the dose–response relationship and the temporal dynamics of HIF-1α stabilization. Second, orthogonal molecular validation — Western blotting, immunohistochemistry, and quantitative PCR of HIF- 1α targets (VEGF, GLUT1, erythropoietin), Nrf2, PHD isoforms, and mitochondrial apoptotic intermediates — would convert the inferred pathway into a directly measured one. Third, histopathological and establishing age dependence as a quantitative feature of Spirulina action rather than an incidental observation, while the moderated partial correlation appropriately frames the hypoxia–apoptosis coupling as associational. Within these bounds, the study contributes mechanism-anchored biochemical evidence that a widely used Indonesian herbal antioxidant engages defined hepatic molecular targets, advancing the evidence base for complementary, natural-product approaches to the aging liver.

    Spirulina platensis Extract Stabilizes Hepatic HIF-1α and Activates Caspase-3 in Aging Wistar Rat Liver · 2026 · DOI

  • This protection from stress was induced by the combined inhibition of p-AKT and p-S6K1 may shed light on fundamental pathways that lead to the quiescence of somatic or cancer stem cells or even antibiotic-resistant bacteria, which remain incompletely understood.

    Discovery of a snail hibernation-inducer offering hibernation-like cardioprotection through metabolic rewiring and autophagy in mice · 2026 · DOI

  • However, autophagy can also proceed through non-canonical pathways that are independent of Beclin-1 or that diverge from the classical regulatory axis, although these mechanisms remain incompletely characterized (Kubben et al.

    Enhancement of chemotherapeutic efficacy via non-canonical autophagy induced by Olea europaea in human model of lung adenocarcinoma cells (A549) · 2026 · DOI

  • The APP-derived fragment C99 has emerged as a potential upstream mediator of intracellular toxicity, but its impact on organelle homeostasis and its modulation by metabolic interventions remain unclear.

    Ketone-Dependent Restoration of Autophagy and Mitochondrial Quality Control Through VPS35 in a Drosophila Model of C99-Induced Neurodegeneration · 2026 · DOI

  • Acknowledgments This review elucidates how physical exercise activates and recruits PINK1 through various mechanisms, positioning exercise All figures in the manuscript were created using BioRender.com.

    Physical exercise as a precision strategy for targeted PINK1 recruitment- a mechanistic review · 2026 · DOI

  • Current evidence confirms that autophagy represents a central node in metabolic homeostasis, integrating the energetic, inflammatory, and oxidative disturbances that characterize obesity and T2DM. However, this review emphasizes that autophagic dysfunction should not be interpreted as a simple, uniform suppression; rather, it reflects a tissue-specific maladaptation that depends on the stage and context of the disease. This distinction is crucial for clinical practice: excessive or inappropriate activation may compromise β-cell function, promote skeletal muscle wasting, or trigger maladaptive responses in other metabolically active tissues. Accordingly, the therapeutic objective should not be indiscriminate stimulation, but the restoration of an autophagic flux that is appropriate to the specific biological and clinical context.

    Autophagy in Obesity and Type 2 Diabetes: Beyond the Protective Paradigm · 2026 · DOI

  • The pharmaco- kinetic behavior of kaempferol at higher doses remains to be fully characterized, and advanced structural approaches will be needed to resolve the conformational dynamics of HSP70–Beclin-1 dissocia- tion at atomic resolution. Although the study provides a coherent mechanistic frame- work, several aspects warrant further exploration.

    Dose-dependent tuning of HSP70–Beclin-1 by kaempferol governs autophagy and chemosensitivity · 2026 · DOI

  • Autophagy plays a complicated role in leukemia cells, acting both as a mechanism for cancer cell survival and drug resistance, and as a tumor suppressor that improves sensi- tivity to chemotherapy. This dual function highlights the potential of targeting autoph- agy in original therapeutic approaches, particularly in addressing drug resistance one of the most difficult trials in leukemia treatment. Based on the evidence presented, co- targeting miR-155 and ULK1 emerges as a particularly promising plan for AML. Inhibi- tion of miR-155 can reduce leukemia cell survival by disturbing the PI3K/AKT pathway, while targeting ULK1 may enhance autophagic degradation, improving chemotherapy sensitivity. Together, this dual method could efficiently tackle the survival mechanisms of leukemic cells, theoretically leading to better treatment consequences. Conversely, several important unanswered questions remain. For example, the precise mechanisms by which numerous miRNAs regulate distinct autophagy pathways in different leukemia subtypes warrant further investigation. Moreover, understanding how to modulate the balance between autophagy’s protective and critical roles in leukemia could yield new therapeutic insights.

    Investigating autophagy and miRNAs as therapeutic targets in leukemia · 2026 · DOI

  • Although the paper references autophagy's role in epithelial-mesenchymal transition and immune escape in cancer, it does not investigate whether differential TKI-induced autophagy responses correlate with EMT status or impact T-cell-mediated lysis in colorectal cancer cells.

    Colorectal cancer cells respond differentially to autophagy induced by tyrosine kinase inhibitors · 2026 · DOI

  • The research demonstrates enhanced cytotoxicity through autophagy inhibition combined with TKIs but does not evaluate whether this combination strategy translates to patient-derived colorectal cancer xenografts or patient-derived organoids, limiting applicability beyond established cell lines.

    Colorectal cancer cells respond differentially to autophagy induced by tyrosine kinase inhibitors · 2026 · DOI

  • The paper employs colony formation assays and autophagy measurements but does not specify whether autophagic flux kinetics were measured using tandem LC3-GFP reporters or flux-specific markers to distinguish between autophagy induction and actual autophagosome clearance in TKI-treated colorectal cancer cells.

    Colorectal cancer cells respond differentially to autophagy induced by tyrosine kinase inhibitors · 2026 · DOI

  • While the study investigates autophagy induction by TKIs in colorectal cancer cells, it lacks investigation of the molecular mechanisms distinguishing cytoprotective versus cytotoxic autophagy pathways in response to these inhibitors, particularly regarding mTOR-dependent versus mTOR-independent autophagy regulation.

    Colorectal cancer cells respond differentially to autophagy induced by tyrosine kinase inhibitors · 2026 · DOI

  • The paper demonstrates differential autophagy responses across colorectal cancer cell lines to tyrosine kinase inhibitors but does not specify which particular TKI compounds were tested or compare autophagy induction profiles across a comprehensive panel of structurally diverse kinase inhibitors beyond those referenced in prior work.

    Colorectal cancer cells respond differentially to autophagy induced by tyrosine kinase inhibitors · 2026 · DOI

  • The paper references opposing effects of WDFY3 variants on brain size (macrocephaly in haploinsufficiency, altered laminar position and morphology in loss-of-function), but the structural MRI correlates of Wdfy3-dependent autophagy impairment in presymptomatic mice and their relationship to subsequent neurodegeneration severity require characterization.

    Wdfy3-dependent autophagy impairment recapitulates presymptomatic neurodegenerative signatures in mice · 2026 · DOI

  • Patient-derived skin fibroblasts and iPSC-derived neurons from WDFY3-mutation carriers are proposed as translational models, but systematic comparison of autophagy flux, mitochondrial dynamics, and proteostasis between these cellular models and the mouse presymptomatic phenotype has not been established.

    Wdfy3-dependent autophagy impairment recapitulates presymptomatic neurodegenerative signatures in mice · 2026 · DOI

  • The study identifies presymptomatic neurodegenerative signatures in Wdfy3-impaired mice, but longitudinal biomarker progression studies directly comparing cerebrospinal fluid neurofilament light chain (NFL) kinetics and imaging-based markers across presymptomatic, symptomatic, and late-stage disease stages have not been performed to validate predictive utility.

    Wdfy3-dependent autophagy impairment recapitulates presymptomatic neurodegenerative signatures in mice · 2026 · DOI

  • The referenced GBA and LRRK2 studies demonstrate autophagy-lysosome defects in Parkinson's disease pathogenesis, but the paper does not establish whether Wdfy3-dependent autophagy impairment converges on the same lysosomal dysfunction pathway or represents a distinct molecular cascade in presymptomatic neurodegeneration.

    Wdfy3-dependent autophagy impairment recapitulates presymptomatic neurodegenerative signatures in mice · 2026 · DOI

  • While the paper references WDFY3's role in establishing neuronal connectivity and cortical neurogenesis during development, the specific molecular mechanisms linking Wdfy3-dependent autophagy impairment to the presymptomatic neurodegeneration signatures (such as neurofilament elevation and white matter changes) require direct mechanistic validation in both developmental and adult timepoints.

    Wdfy3-dependent autophagy impairment recapitulates presymptomatic neurodegenerative signatures in mice · 2026 · DOI

  • The study demonstrates Wdfy3-dependent autophagy impairment in presymptomatic neurodegeneration using mouse models, but the mechanism by which WDFY3 haploinsufficiency versus complete loss differentially affects mitophagy, glycophagy, and synaptic plasticity has not been systematically characterized across these autophagy subtypes.

    Wdfy3-dependent autophagy impairment recapitulates presymptomatic neurodegenerative signatures in mice · 2026 · DOI

  • We do not know whether all 7 isoforms of 14-3-3 interact with and regulate ULK1 in the manner described here. Given their functional redundancy, we predict that that multiple isoforms will be capable of this, but further confirmatory work will be needed. Although it is also clear from our data that the NIX/ BNIP3 pathway can target functioning mitochondria, we cannot say they are fully functional.

    Opposing roles for AMPK in regulating distinct mitophagy pathways · 2024 · DOI

  • Acrylamide (ACR) is a potential neurotoxin commonly found in the environment, as well as in food repeatedly exposed heat processing, but the mechanism underpinning ACR-induced neurotoxicity remains unclear.

    Acrylamide induces intrinsic apoptosis and inhibits protective autophagy <i>via</i> the ROS mediated mitochondrial dysfunction pathway in U87-MG cells · 2021 · DOI

  • The role of mitophagy in leukemic stem cell (LSC) function and the regulation of active mitochondria pool maintenance in different AML genetic subtypes requires characterization to understand how mitophagy modulation affects LSC survival and chemotherapy response.

    Autophagy a Close Relative of AML Biology · 2021 · DOI

  • Novel specific autophagy modulators that selectively target leukemic cells while sparing normal hematopoietic stem cells need to be developed and characterized, as current autophagy-targeting approaches lack the selectivity to demonstrate definitive therapeutic benefit in AML without harming normal HSC maintenance.

    Autophagy a Close Relative of AML Biology · 2021 · DOI

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43 open questions have been extracted from the limitations and future-work passages of 250 Autophagy in Disease and Therapy papers in our library. Each one below links back to the study that raised it, so you can read the original claim in context.

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