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Open research questions in Endoplasmic Reticulum Stress and Disease

411 gap statements mined from Endoplasmic Reticulum Stress and Disease papers in our 7.9M-paper local library, which holds 1,428 papers on the topic — drawn mostly from each paper's own stated research gap, future-work, challenge and limitation notes, and its abstract. The ones listed below are a selection still marked open; each names the study that raised it, with a DOI link where the paper has one.

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What the literature leaves open

  • Further studies are needed to explore the effects of ACR on other cell types and in vivo models. The molecular mechanisms underlying ACR-induced neurotoxicity need to be further investigated. Potential molecular targets for preventing and controlling ACR toxicity should be explored.

    Acrylamide Induces Antiapoptotic Autophagy and Apoptosis by Activating PERK Pathway in SH-SY5Y Cells · 2025 · DOI

  • In humans, dysfunction of the UFM1 pathway is associated with neurodevelopmental diseases and cancer, however the physiological functions of the UFM-1 pathway are not well understood.

    Loss of the UFM-1 pathway enhances the ER Unfolded Protein Response under stress to improve proteostasis and organismal health in Caenorhabditis elegans · 2026 · DOI

  • Pancreatic repair after acute pancreatitis (AP) is essential for restoring tissue integrity, but the intrinsic mechanisms coordinating acinar plasticity and regeneration remain poorly understood.

    CaMKIIδ Phosphorylates AUP1 to Promote Pancreatic Tissue Repair and Acinar‐to‐Ductal Metaplasia Formation via Mediating PERK‐Dependent Unfolded Protein Responses · 2026 · DOI

  • Aberrant Ca 2 + signaling drives acinar injury, but whether Ca 2 + ‐responsive effectors regulate post‐injury repair remains unclear.

    CaMKIIδ Phosphorylates AUP1 to Promote Pancreatic Tissue Repair and Acinar‐to‐Ductal Metaplasia Formation via Mediating PERK‐Dependent Unfolded Protein Responses · 2026 · DOI

  • Endoplasmic reticulum (ER) stress plays a crucial role in DCM, yet its upstream regulatory mechanisms remain incompletely elucidated.

    TNFAIP1 Facilitates the Progression of Diabetic Cardiomyopathy Through the p38 MAPK ‐Mediated ER Stress‐Apoptosis Axis · 2026 · DOI

  • Despite its functional importance, the molecular dynamics of PERK activation and assembly remain incompletely understood.

    PERK retains a predominantly monomeric state under ER stress conditions · 2026 · DOI

  • Although SELENOT is highly expressed in the brain, its role in hypothalamic pro-opiomelanocortin (POMC) neurons, which regulate energy balance, remains poorly understood.

    Loss of Selenot in POMC Neurons Disrupts ER Homeostasis and Induces A Senescent-like Phenotype · 2026 · DOI

  • Although the UPR is known to participate in normal epidermal KC differentiation, its regulatory role in psoriasis remains poorly understood.

    Activation of unfolded protein response pathways promotes keratinocyte differentiation and ameliorates psoriasis phenotypes · 2026 · DOI

  • However, it remains unclear whether enhanced fic AMPylase-mediated protein AMPylation promotes a conserved cellular response.

    Increased FICD-mediated protein AMPylation triggers conserved endoplasmic reticulum stress signaling across species · 2026 · DOI

  • However, the molecular mechanisms linking the UPR to endosperm development in plants remain poorly understood.

    The bZIP transcription factor RISBZ1 balances grain filling and ER stress response in rice grains · 2025 · DOI

  • Although UPR gene expression in plants follows a diel cycle, the mechanisms by which the circadian clock regulates these genes remain unclear.

    The core morning clock component CCA1 enhances UPR target gene expression to facilitate ER stress recovery · 2025 · DOI

  • However, its effects on ER stress and the unfolded protein response (UPR) pathway remain unexplored.

    Melatonin Induces PERK‐ATF4 Unfolded Protein Response and Apoptosis in Human Choriocarcinoma Cells · 2025 · DOI

  • Ischemia is a condition occured when there is insufficient blood flow to the tissues, negatively affecting cellular energy production.

    The effect of 3’,4’-dihydroxyflavonol (DiOHF) on endoplasmic reticulum stress in the cerebellum during brain ischemia-reperfusion · 2025 · DOI

  • However, its role in the protection of PUE against Cd-induced liver damage has not been clarified.

    Puerarin prevents cadmium-induced endoplasmic reticulum stress via SIRT1-dependent PERK-CHOP pathway in HepG2 cells · 2025 · DOI

  • However, the molecular mechanism by which inhibiting MetAPs impairs cellular function remains to be elucidated.

    Inhibition of methionine aminopeptidase in C2C12 myoblasts disrupts cell integrity via increasing endoplasmic reticulum stress · 2025 · DOI

  • Glucocorticoids (GCs), as commonly used anti-inflammatory and immunosuppressive drugs, may induce neurotoxicity with long-term use, although the specific mechanisms remain unclear.

    The role of Atp2a2-mediated calcium imbalance and endoplasmic reticulum stress in hydrocortisone-induced neurotoxicity · 2025 · DOI

  • However, the cellular and molecular mechanisms by which ivermectin inhibits cancer growth remain unclear.

    Ivermectin inhibits the growth of ESCC by activating the ATF4-mediated endoplasmic reticulum stress-autophagy pathway · 2024 · DOI

  • However, little is known about the effects on mouse organisms of the deletion of both the ATF6α and ATF6β genes, since such double-knockout (DKO) mice suffer embryonic lethality at an early developmental stage.

    Partial limitation of cellular functions and compensatory modulation of unfolded protein response pathways caused by double-knockout of ATF6α and ATF6β · 2024 · DOI

  • There is a need to fully understand the role of endoplasmic reticulum stress and the unfolded protein response in spinal cord injury. There is a need to identify potential therapeutic targets for spinal cord injury.

    Endoplasmic reticulum stress-mediated cell death in spinal cord injury: from molecular mechanisms to therapeutic applications · 2026 · DOI

  • Breast-cancer-specific causal evidence remains limited. Outstanding questions remain regarding the impact of ISR modulation on NK effector programs and stress tolerance.

    Overcoming immunotherapy resistance in breast cancer: a novel strategy by targeting the integrated stress response · 2026 · DOI

  • In contrast, few studies have linked ER stress to the antiviral immune response, and even fewer to the vaccine-induced immune response.

    Viral vaccines promote endoplasmic reticulum stress-induced unfolding protein response in teleost erythrocytes · 2025 · DOI

  • Because of their tiny structures and richness in the soma, the detailed morphology of the ER and its dynamics have not been well analysed.

    Dynamic changes in endoplasmic reticulum morphology and its contact with the plasma membrane in motor neurons in response to nerve injury · 2024 · DOI

  • The involvement of necroptosis through ER stress in microglia/macrophages after spinal cord injury has been identified, but the upstream triggers linking ER stress sensors (IRE1α, PERK, ATF6) to necroptotic effectors (RIPK1/RIPK3/MLKL) specifically in spinal cord-derived immune cells require mechanistic clarification.

    Endoplasmic reticulum stress-mediated cell death in spinal cord injury: from molecular mechanisms to therapeutic applications · 2026 · DOI

  • Investigating the relationships among apoptosis, autophagy, and the PERK pathway - Demonstrating the mechanism of acrylamide neurotoxicity further - Exploring potential molecular targets to prevent and control acrylamide…

    Acrylamide Induces Antiapoptotic Autophagy and Apoptosis by Activating PERK Pathway in SH-SY5Y Cells · 2025 · DOI

  • Our study established a rapid myelinating oligodendrocyte brain model in VWM for the first time, providing a more effective and tractable platform for further study of this condition and other white matter diseases.

    Effects of the Small‐Molecule ISRIB on the Rapid and Efficient Myelination of Oligodendrocytes in Human Stem Cell‐Derived Cerebral Organoids in Patients With Leukoencephalopathy With Vanishing White Matter · 2025 · DOI

Most-cited papers in Endoplasmic Reticulum Stress and Disease

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Open questions raised by papers listed on this page include: (1) In humans, dysfunction of the UFM1 pathway is associated with neurodevelopmental diseases and cancer, however the physiological functions of the UFM-1 pathway are not well understood (“Loss of the UFM-1 pathway enhances the ER Unfolded Protein Response under…”, 2026); (2) Pancreatic repair after acute pancreatitis (AP) is essential for restoring tissue integrity, but the intrinsic mechanisms coordinating acinar plasticity and regeneration remain poorly understood (“CaMKIIδ Phosphorylates AUP1 to Promote Pancreatic Tissue Repair and…”, 2026); (3) Endoplasmic reticulum (ER) stress plays a crucial role in DCM, yet its upstream regulatory mechanisms remain incompletely elucidated (“TNFAIP1 Facilitates the Progression of Diabetic Cardiomyopathy Through the p38…”, 2026); (4) Despite its functional importance, the molecular dynamics of PERK activation and assembly remain incompletely understood (“PERK retains a predominantly monomeric state under ER stress conditions”, 2026); (5) Although SELENOT is highly expressed in the brain, its role in hypothalamic pro-opiomelanocortin (POMC) neurons, which regulate energy balance, remains poorly understood (“Loss of Selenot in POMC Neurons Disrupts ER Homeostasis and Induces A…”, 2026). 411 gap statements have been mined from Endoplasmic Reticulum Stress and Disease papers in our 7.9M-paper local library, which holds 1,428 papers on the topic; the gaps come from whichever of those papers state one. They are mostly the research gaps the authors state and the papers' abstracts, plus future-work, limitations and challenges passages. The ones listed below are a selection still marked open; each names the study that raised it, with a DOI link where the paper has one, so you can read the original claim in context.

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