Archives
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DiscoveryProbe FDA-Approved Drug Library for SUGCT
2026-09-07
The DiscoveryProbe FDA-approved Drug Library provides a rational starting point for SUGCT inhibitor discovery in glutaric aciduria type 1 research. This article translates structural, biochemical, and cell-based findings into an assay strategy for drug repositioning screening while emphasizing hit validation and translational limitations.
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ECL Western Blotting Substrate: Practical Workflow
2026-09-05
ECL Western Blotting Substrate (SKU K2187) is a luminol-based, nonradioactive horseradish peroxidase detection reagent for protein detection by chemiluminescence in HRP Western blot assays using film or CCD imaging. It is intended for HRP immunoblots rather than fluorescent or radioisotopic workflows; the product is stored at +4 °C and prepared solution should be used promptly.
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TMRE Mitochondrial Membrane Potential Assay Kit Guide
2026-09-04
Learn how to use TMRE fluorescence to quantify mitochondrial depolarization, validate apoptosis experiments, and dissect sodium-driven energy failure. This practical guide combines plate-based workflow design, CCCP controls, normalization strategies, and troubleshooting for cellular, tissue, and purified mitochondria samples.
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Gepotidacin and Staphylococcus aureus Gyrase
2026-09-04
Gibson and colleagues defined how gepotidacin, a first-in-class novel bacterial topoisomerase inhibitor, targets Staphylococcus aureus gyrase through a cleavage mechanism distinct from that of fluoroquinolones. Biochemical assays and crystal structures showed potent inhibition, stable gyrase–DNA complexes, and predominantly single-stranded DNA break formation, providing a mechanistic framework for developing antibiotics that act at a validated but resistance-prone target.
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ECL Western Blotting Substrate: Protocol Guide
2026-09-03
ECL Western Blotting Substrate (SKU K2187) is a luminol-based, nonradioactive horseradish peroxidase detection reagent for generating chemiluminescent signals on immunoblots. It is intended for HRP-based Western blot workflows using X-ray film or CCD imaging, not for fluorescent or radioisotopic detection.
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Alternariol AOH: A Decision Framework for Assays
2026-09-03
Alternariol (AOH) is more than a foodborne mycotoxin: it is a mechanistically informative probe for metabolism, apoptosis, cytoskeletal injury, and hepatic stellate-cell activation. This guide presents an assay-selection framework that connects chemical handling with interpretable biological conclusions.
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DiscoveryProbe FDA-approved Drug Library: Mechanistic Screen
2026-09-02
The DiscoveryProbe FDA-approved Drug Library can do more than support compound triage: it can anchor a mechanistic screening strategy for immune-checkpoint biology. This article shows how to connect library design, TR-FRET screening, cellular validation, and orthogonal pharmacology using the ICOS/ICOSL study as a practical model.
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Morin, AMPD2, and Podocyte Energy Failure
2026-09-02
A 2025 study identifies excessive adenosine 5′-monophosphate deaminase activity, particularly AMPD2, as a mechanistic link between fructose exposure, mitochondrial energy disruption, and podocyte injury. Using podocyte cultures and high-fructose-fed rats, the authors show that Morin reduces metabolic and structural abnormalities, supporting AMPD2 as a candidate target in fructose-associated glomerular damage.
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Prostaglandin E2 Workflows for Immune Signaling
2026-09-01
Prostaglandin E2 enables controlled interrogation of EP-receptor signaling across inflammation research, immune regulation, and tissue models. This guide combines receptor-aware dosing, practical handling, reference-study context, and troubleshooting for more reproducible PGE2 experiments.
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Carbapenemase Transmission in CREC Across Guangdong
2026-09-01
A 2025 BMC Microbiology study integrated gene localization, conjugation testing, antimicrobial susceptibility testing, mobile-element analysis, and strain typing to characterize carbapenem-resistant Enterobacter cloacae from eight Guangdong teaching hospitals. Its central finding is that plasmid-associated blaNDM-1 was common and highly transferable, linking multidrug resistance with both horizontal dissemination potential and hospital-spanning strain relatedness.
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PERK Loss Sensitizes Colorectal Cancer to Ferroptosis
2026-08-31
The reference study identifies PERK as a negative regulator of ferroptosis in colorectal cancer, linking endoplasmic reticulum stress signaling to SLC7A11-mediated redox control. Its combination of cell-based perturbation, promoter analysis, tumor models, and patient-data validation provides a mechanistic framework for testing PERK loss as a strategy to expose apoptosis-resistant tumors to ferroptotic death.
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Polybrene for Viral Transduction and p53 Models
2026-08-31
Polybrene (Hexadimethrine Bromide) improves viral delivery and can help researchers build consistent mutant-p53 cell models without being mistaken for a p53-activating drug. This guide connects practical transduction workflows with assay design, cytotoxicity controls, and troubleshooting for lentiviral, retroviral, and lipid-mediated DNA delivery.
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DAPI Nuclear Stain Solution: Practical Guide
2026-08-30
DAPI (4',6-Diamidino-2-Phenylindole) Nuclear Stain Solution provides a pre-diluted fluorescent DNA binding dye for nuclear visualization, endpoint cell viability assessment, and apoptosis-related morphology studies. It is intended mainly for fixed or membrane-compromised samples analyzed by fluorescence microscopy or flow cytometry, rather than routine live-cell imaging.
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Tianhuang Formula, RAGE/POMC, and Metabolic Control
2026-08-29
A 2026 pre-proof study identifies RAGE as a central nervous system target of berberine within Tianhuang Formula and links RAGE/POMC signaling to hypothalamic neuronal apoptosis, autophagy, and glucolipid regulation. Its integrated computational, cellular, and animal design offers a mechanistic framework for metabolic disease research, while causal validation and translation beyond metabolism remain open questions.
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Plk1 Control of p31comet in Mitotic Checkpoint Exit
2026-08-28
The reference study identifies Polo-like kinase 1 (Plk1) as a negative regulator of p31comet-mediated mitotic checkpoint complex disassembly. By combining HeLa cell extracts, purified proteins, phosphorylation analysis, and an S102A mutant, the authors show how Plk1 phosphorylation of p31comet restrains TRIP13-dependent checkpoint silencing during active mitosis.