Autophagy

Autophagy-IN-C1 is a potent autophagy inhibitor that effectively inhibits the autophagic process in hepatocellular carcinoma (HCC) cells. In addition to its role in blocking autophagy, this compound also induces apoptosis, making it a valuable tool for investigating cell death mechanisms and therapeutic strategies in cancer research. Its dual activity provides insights into the interplay between autophagy and apoptosis in tumor biology.

Autophagy-IN-7 is an autophagy inhibitor that targets the autophagic process in cells. It is primarily utilized in cancer research to investigate the effects of autophagy modulation on tumor progression and treatment response. This compound serves as a valuable tool for elucidating the role of autophagy in various cellular mechanisms and cancer biology.

CP 53631 is an autophagy inhibitor that demonstrates anticancer activity by disrupting the autophagic process in cancer cells. This compound can also serve as an internal standard in studies examining selective serotonin reuptake inhibitors (SSRIs) such as Sertraline, making it valuable for research in antidepressant mechanisms and effects. Its dual applications in oncology and neuropharmacology underscore its significance in advancing both fields.

Indophagolin is a potent autophagy inhibitor targeting purinergic receptors, demonstrating an IC50 of 140 nM. It effectively antagonizes the P2X4, P2X1, and P2X3 receptors with IC50 values of 2.71, 2.40, and 3.49 μM, respectively. Additionally, Indophagolin inhibits Gq-protein-coupled P2Y4, P2Y6, and P2Y11 receptors, with IC50s ranging from 3.4 to 15.4 μM. It exhibits strong antagonistic effects on the serotonin receptor 5-HT6 (IC50=1.0 μM) and moderate effects on multiple serotonin receptors, making it a valuable tool for research into autophagy and neurological pathways.

Autogramin-1 is a potent autophagy inhibitor that effectively suppresses autophagic processes triggered by nutrient deprivation or mTORC1 inhibition. With an IC50 of 0.17 μM against starvation-induced autophagy and 0.44 μM against Rapamycin-induced autophagy, it serves as a valuable tool for researching the role of autophagy in cellular processes and disease models. This compound provides insights into autophagic regulation and its implications in various cancer and neurodegenerative studies.

NEO214 is an autophagy inhibitor that acts by preventing autophagy-lysosome fusion, effectively blocking autophagic flux. This compound, a covalent conjugate of the PDE4 inhibitor Rolipram and perillyl alcohol, exhibits anti-cancer activity and is capable of penetrating the blood-brain barrier. Its mechanism involves the activation of mTOR and aggregation of the transcription factor EB (TFEB), promoting the death of glioma cells. NEO214 may provide a strategy to combat chemotherapy resistance in glioblastoma.

CUR5g is a selective autophagy inhibitor that targets the fusion of autophagosomes and lysosomes. By inhibiting the recruitment of STX17 to autophagosomes through a UVRAG-dependent mechanism, CUR5g effectively disrupts the degradation of autophagic substrates in cancer cells. This compound enhances the anticancer efficacy of Cisplatin in both in vitro and in vivo models, making it a valuable tool for studying autophagy's role in cancer treatment and potential therapeutic synergies.

ARN5187 is a lysosomotropic ligand targeting REV-ERBβ, known for its dual inhibitory effects on REV-ERB-mediated transcriptional regulation and autophagy. This compound exhibits significant lysosomotropic potency and has cytotoxic properties, leading to the induction of apoptosis. ARN5187 serves as a valuable tool for research into the mechanisms of autophagy and the role of REV-ERBβ in cellular processes.

IITZ-02 is a lysosomotropic autophagy inhibitor that disrupts lysosomal function, leading to impaired autophagosomal degradation and increased autophagosome accumulation. This compound induces apoptosis through a mitochondria-mediated pathway by abolishing mitochondrial membrane potential. IITZ-02 exhibits potent antitumor activity in MDA-MB-231 xenograft mouse models, making it a valuable tool for cancer research applications focusing on the regulation of autophagy.

Erythrabyssin II is a potent late-stage autophagy inhibitor that selectively inhibits the fusion of autophagosomes and lysosomes. This compound promotes the accumulation of autophagic substrates without disrupting lysosomal pH or enzyme activity. Erythrabyssin II has demonstrated efficacy in suppressing ovarian cancer organoid growth and inducing apoptosis, making it a valuable tool for research in ovarian cancer studies.

EAD1 TFA is an autophagy inhibitor that plays a critical role in the regulation of plant growth and development, particularly in maize. This compound is preferentially expressed in the xylem of immature corn ears, where it facilitates the transport of malic acid. Its function is essential for proper ear length and kernel development, with alterations in EAD1 TFA expression correlating with changes in malic acid content. EAD1 TFA represents a valuable tool for researchers investigating the genetic basis of crop yield improvement.

Ammonium chloride is an ionic compound known for its role as an autophagy inhibitor. By inducing intracellular alkalization, it can disrupt lysosomal function and alter enzymatic activity, leading to metabolic acidosis. This compound is widely utilized in research applications focused on autophagy modulation and lysosomal pathway studies.

XRK3F2 is a selective inhibitor of the p62 (sequestosome-1) ZZ domain, demonstrating potent inhibition of autophagy processes. This compound effectively blocks TNFα-induced signaling in bone marrow stromal cells and promotes apoptosis in multiple myeloma cells. XRK3F2 is valuable for research applications targeting multiple myeloma bone disease and acute myeloid leukemia, providing insights into cell survival mechanisms and autophagic regulation in hematological malignancies.

N6-Isopentenyladenosine, a cytokinin nucleoside, acts primarily as an autophagy inhibitor. This compound, derived from the mevalonate pathway, has demonstrated notable anti-melanoma activity. Additionally, it plays a critical role in RNA modification, enhancing the efficiency and accuracy of translation in certain tRNAs and regulating plant growth and differentiation. Research applications include investigations into autophagy-related mechanisms and the development of therapeutic strategies for melanoma.

DC-LC3in-D5 functions as an autophagy inhibitor by inhibiting the lipidation of LC3B. It effectively binds to LC3B and disrupts the interaction with LBP2, exhibiting an IC50 value of 200 nM. This compound is valuable in research focused on the modulation of autophagy, contributing to investigations of anti-HCV therapies and potential cancer treatments through autophagy inhibition.

ATG7-IN-1 is a selective inhibitor of the autophagy-related protein ATG7, exhibiting an IC50 of 62 nM. This compound interferes with autophagy processes by disrupting the function of ATG7, making it a valuable tool for research in autophagy regulation. It is particularly useful for studies investigating the role of autophagy in various diseases, including cancer and neurodegenerative disorders.

Autogramin-2 is a potent autophagy inhibitor that effectively blocks autophagy triggered by nutrient deprivation, demonstrating an IC50 of 0.27 μM, as well as autophagy induced by mTORC1 inhibition with Rapamycin, with an IC50 of 0.14 μM. This compound is valuable for studying the role of autophagy in cellular processes and various diseases, including cancer and neurodegeneration. Its ability to modulate autophagic pathways makes it an essential tool for researchers investigating autophagy's impact on cell survival and metabolism.

mTOR inhibitor-8 is a potent inhibitor of the mechanistic target of rapamycin (mTOR), functioning through the interaction with FKBP12. This compound effectively suppresses mTOR activity and induces autophagy in A549 human lung cancer cells. It is a valuable tool for studying mTOR signaling pathways and the role of autophagy in cancer research.

Leonurine hydrochloride is an alkaloid derived from Leonurus artemisia, acting primarily as an autophagy inhibitor. This compound exhibits notable anti-oxidative and anti-inflammatory properties, making it a valuable tool for research into cellular stress responses and inflammatory processes. It is particularly useful for studying the implications of autophagy modulation in various biological contexts, including neurodegenerative diseases and cancer.