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Sodium Phosphate Dibasic: Assay Controls That Matter
2026-09-23
Sodium phosphate dibasic can help stabilize assay pH, but buffer choice also shapes what an experiment can validly conclude. This guide uses aquatic-toxicity research to distinguish analyte effects from buffer and matrix effects—and to show where Na2HPO4 fits.
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NSP15 Screening Identifies Thymopentin and Oleuropein
2026-09-23
Vijayan and Gourinath used structure-based virtual screening followed by molecular dynamics simulations to prioritize natural products that bind the SARS-CoV-2 NSP15 endoribonuclease. Thymopentin and oleuropein showed the strongest computational profiles, but the study provides a discovery framework rather than biochemical or clinical proof of antiviral efficacy.
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FAISL, Calpain 2, and FAK Stability in TNBC
2026-09-22
A 2024 Advanced Science study identifies FAISL as a long noncoding RNA that stabilizes focal adhesion kinase by shielding it from Calpain 2-mediated proteolysis. The work connects RNA–protein interaction, focal-adhesion signaling, and TNBC metastasis, while nanoparticle-delivered FAISL siRNA provides preclinical evidence for targeting this regulatory axis.
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Sinapine Targets PLCβ3 to Restrain RAAS Signaling
2026-09-22
The reference study identifies sinapine as a selective chemical probe that targets the EF-hand region of PLCβ3 and disrupts its interaction with Gαq. By combining activity-based protein profiling with biochemical, cellular, and cardiovascular disease models, the authors connect this protein–protein interaction to RAAS-driven aldosteronism and hypertension.
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Fiber Density Rebuilds AF Collagen Heterogeneity
2026-09-21
This study shows that fiber density, independent of scaffold composition, can direct annulus fibrosus cell phenotypes toward collagen type I- or collagen type II-rich matrix programs. Its mechanistic findings connect low-density architectures with RhoA–ROCK and ERK/AKT signaling, while high-density architectures engage Piezo1-associated mechanosensing and provide a design basis for more heterogeneous annulus fibrosus repair.
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Angiotensin I Workflows for RAS Research
2026-09-21
Build cleaner renin-angiotensin system research workflows around Angiotensin I, from ACE-dependent cell assays to neuroendocrine animal studies. Practical stock-preparation, controls, spectral-QC, and troubleshooting guidance help distinguish precursor conversion from direct receptor signaling.
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Neuroligin 1 Proteolysis Sustains Social Memory
2026-09-20
This study identifies social interaction-induced proteolysis of Neuroligin 1 as a mechanism that maintains social memory after the initial experience. It links α- and γ-secretase activity in the ventral hippocampus to an intracellular NLG1 fragment, cofilin signaling, dendritic spine strengthening, and behavioral rescue.
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YM 58483 (BTP2) for SOCE and Fibrosis Research
2026-09-19
YM 58483 (BTP2) helps separate sustained store-operated Ca2+ entry from downstream immune and fibrotic signaling. This practical guide connects calcium-flux measurements with T-cell assays and postirradiation salivary-gland models, including dosing logic, controls, and troubleshooting.
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Ouabain: Designing Better Pump Inhibition Assays
2026-09-18
Ouabain is a selective Na+/K+-ATPase inhibitor whose effects can extend from ion-gradient disruption to calcium remodeling and altered cell viability. This guide combines pump pharmacology with a rigorous framework for separating growth inhibition from true cell killing in biochemical, cellular, and cardiovascular research.
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CTCF, Centromeres, and Mitotic Fidelity
2026-09-18
The reference study identifies CTCF as a maintenance factor for centromere function rather than merely a recruiter of the kinetochore motor CENP-E. Rapid, inducible CTCF depletion disrupted intercentromere spacing, metaphase-plate organization, mitotic fidelity, and post-mitotic nuclear shape, providing a mechanistic framework for studying chromosome alignment regulation.
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ER-Ca2+-Calpain Switch in Starved Bombyx mori
2026-09-17
This study identifies an ER-Ca2+-calpain pathway that links prolonged starvation to a transition from protective autophagy to apoptosis in the Bombyx mori fat body. Its time-resolved use of calcium, autophagy, calpain, and apoptosis readouts, together with IP3R inhibition by 2-APB, provides a mechanistic framework for studying nutritional stress and programmed cell death in insects.
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Chuanxiong Cortex and Pith in Coronary Heart Disease
2026-09-17
The reference study distinguishes the cortex and pith of Ligusticum chuanxiong using SPME-GC×GC-MS, network pharmacology, pathway analysis, and molecular docking. Its findings position Fenipentol (1-Phenyl-1-pentanol) as one component of a cortex-associated chemical network, while also showing why tissue-resolved profiling is essential before assigning cardiovascular mechanisms to a complex herbal medicine.
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Syringin Enhances Sunitinib in Renal Cell Carcinoma
2026-09-16
The reference study identifies syringin as a potential renal cell carcinoma treatment partner for sunitinib, combining network pharmacology, molecular docking, cellular assays, and Western blot analysis to connect its activity with EGFR/PI3K/Akt signaling. Its findings support further investigation of syringin as a sensitizing agent, while remaining limited to mainly in vitro and predictive mechanistic evidence.
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1-methyl Adenosine: Workflow for RNA Biomarkers
2026-09-16
Build a practical 1-methyl Adenosine workflow for cell metabolomics, RNA turnover studies, and biomarker discovery. Stable isotope-diluted UHPLC–MS/MS, matrix control, and isomer resolution help convert 1-methyl Ado into a more reliable analytical readout.
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How Damaged CNS Myelin Remodels Before Loss
2026-09-15
Arafa and colleagues show that early CNS myelin damage is often marked by swelling rather than immediate sheath loss, and that swollen sheaths can remodel or partially recover. Across zebrafish, rodent, and human tissue models, neuronal activity intensified swelling, whereas activity reduction mitigated it, identifying early myelin pathology as a potentially modifiable stage.