Archives
CRISPR Reveals Brucella Host Survival Genes
2026-10-01
A genome-wide CRISPR knockout screen in human THP-1 macrophages identified host genes that influence Brucella invasion and intracellular persistence. Functional validation highlighted TRAPPC2 as a particularly strong regulator, linking its loss to reduced autophagosome formation, lower macrophage apoptosis, and improved cell viability after infection.
CRISPR Screen Reveals Brucella Host Factors
2026-10-01
A genome-wide CRISPR knockout screen in human THP-1 macrophages identified host genes that regulate Brucella invasion and intracellular persistence. The strongest validated phenotype involved TRAPPC2, whose loss impaired autophagosome formation, reduced bacterial survival, limited macrophage apoptosis, and improved host-cell viability.
Recombinant Human IL-12 in MRSA Research
2026-09-30
Recombinant Human IL-12 provides a controlled way to examine host immune signaling alongside direct antimicrobial activity. This article connects IL-12 assay design with recent findings on YZ462-mediated MRSA membrane disruption, clarifying how researchers can separate bacterial killing from cytokine-driven immune effects.
P2RX1 Drives Mitochondrial Apoptosis in Ph+ ALL
2026-09-30
Li et al. identify P2RX1 as a regulator of tyrosine kinase inhibitor sensitivity in Philadelphia chromosome-positive acute lymphoblastic leukemia, connecting calcium imbalance and CaMKII hyperactivation with PI3K/Akt suppression and mitochondrial apoptosis. The study provides a mechanistic framework for interpreting P2RX1 as both a marker of adverse disease biology and a potential conditional vulnerability in Ph+ ALL cells.
Indole-3-pyruvic Acid: A Metabolic Control Lens
2026-09-29
Indole-3-pyruvic acid links tryptophan metabolism with auxin regulation and immune signaling. This article explains how its feedback biology should shape assay selection, interpretation, and cross-domain research design.
Indole-3-pyruvic acid: Reliable Assay Workflows
2026-09-29
This scenario-based guide explains how Indole-3-pyruvic acid (SKU C8759) can be incorporated into plant, immune, and cell-response workflows without confusing pathway activity with cytotoxicity. It covers concentration selection, handling, data interpretation, and practical criteria for comparing suppliers.
Annexin V-Cy5/DAPI Apoptosis Kit Workflow
2026-09-28
Build a rapid, two-parameter workflow for separating viable, apoptotic, and membrane-compromised cells in drug-response studies. The assay is especially useful for translating P2RX1–calcium–mitochondrial findings in Ph+ ALL into a practical cell-death readout.
ERK5 Signaling in Vitamin D–Driven Leukemia Differentiation
2026-09-28
This study distinguishes ERK5 from the better-characterized ERK1/2 pathway in vitamin D–induced differentiation of acute myeloid leukemia cell lines. Its inhibitor comparisons link ERK5 activity to cell-cycle progression and show that differentiation markers respond differently to ERK5 and ERK1/2 blockade, informing—but not establishing—the rationale for combination treatment.
P2RX1–CaMKII Signaling in Ph+ ALL Apoptosis
2026-09-27
Li et al. report that P2RX1 overexpression increases tyrosine kinase inhibitor–induced apoptosis in SUP-B15 Ph+ ALL cells, alongside calcium and mitochondrial changes and suppression of PI3K/Akt signaling. The findings nominate a P2RX1–CaMKII pathway for further study, while highlighting the need to validate its role in additional models and patient settings.
Carbon Ions Reframe Gastric Cancer Radiobiology
2026-09-26
A 2025 study links carbon-ion radiotherapy to DHODH suppression, ferroptosis, and M1-like macrophage polarization in gastric cancer models. The findings offer translational researchers a mechanistic framework—and a reason to test tumor-cell and immune readouts separately.
VX-765 and the New Rules of Caspase Selectivity
2026-09-25
VX-765 offers a way to probe caspase-1-linked inflammation, but recent evidence that it can also inhibit caspase-8 highlights why translational studies need orthogonal target-engagement and cell-death readouts. This article connects mechanism, assay design, and preclinical relevance to help researchers interpret results without overstating selectivity.
Transparent Nanowire Arrays Map Cardiac Physiology
2026-09-25
A stretchable, transparent microelectrode array combines high-density electrical recording and pacing with label-free autofluorescence imaging, enabling organ-scale interrogation of cardiac electrophysiology and metabolism in vivo. The study demonstrates the platform across normal beating hearts and clinically relevant challenges, while highlighting the value—and remaining limits—of measuring electrical and metabolic activity together.
Why AML Cells Are Sensitive to Mitocans
2026-09-24
Panina and colleagues found that acute myeloid leukemia (AML) cells are particularly sensitive to mitochondrial-targeting drugs, linking this response to defects in mitochondrial metabolism and respiratory coupling. Their experiments also showed that combining the mitochondrial uncoupler CCCP with the glycolysis inhibitor 2-deoxyglucose can increase antileukemia activity in cell models, including primary AML cells, while sparing healthy blood cells under the tested conditions.
Recombinant Human IL-12: Assay Design and Context
2026-09-24
Recombinant Human IL-12 supports controlled studies of cytokine signaling and immune-cell function. This guide connects careful IL-12 assay design with a recent MRSA study, while clarifying why bacterial killing and host immune responses must be tested as distinct questions.
From PLCβ3 to Calcium: Where 2-APB Fits
2026-09-23
The path from Gαq–PLCβ3 activity to intracellular calcium offers translational researchers several experimentally separable control points. This article positions 2-APB as a downstream calcium-signaling probe—not a substitute for validating PLCβ3 target engagement—and outlines how to use it with appropriate controls, interpret its overlapping pharmacology, and frame findings cautiously across cardiovascular and injury models.