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Recommended Series | Cathepsin B Specific Substrates: A Complete Solution from Colony Screening to Precise Quantification
2026/4/30 9:25:33Cathepsin B detection requires coverage of different experimental stages: from rapid screening of engineered strains to precise quantification of enzyme activity. GeneSeqTools introduces the Z-Arg-Arg substrate series, covering three types of substrates: chromogenic (4MβNA/βNA), colorimetric (pNA), and fluorescent (AMC), which are suitable for colony screening and enzyme activity assays, respectively. Starting from the selection logic, this article analyzes the application scenarios and combination strategies of different substrates to help you find the most suitable detection solution.
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International Workers’ Day Holiday Notice | Honoring Dedication Across the IVD Industry
2026/4/29 10:59:12May brings a gentle reminder of the dedication behind every experiment. GeneSeqTools extends sincere appreciation to all professionals across the IVD industry. With stable and reliable raw materials, we stand behind every trust placed in us. This Labor Day, may craftsmanship be recognized and every step forward rewarded. Our holiday schedule is announced accordingly — wishing you a smooth holiday and continued success in your work.
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Recommended Series | Leukocyte Esterase Detection Substrates: A Complete Solution from Rapid Screening to Precise Analysis
2026/4/24 16:39:14Leukocyte esterase (LE) detection is widely used in urinalysis, leukocyte esterase activity assays, and IVD reagent development. GeneSeqTools provides a comprehensive series of chromogenic substrates for leukocyte esterase, including X-Acetate, Tos-Ala-Y, and various halogenated indoxyl substrates. Covering blue, violet, and red color readouts, these substrates meet the needs of scenarios ranging from rapid screening to fine detection, helping to build a stable and reliable detection system.
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New In-Stock Product | Anaerobic-β-D-Galactoside Substrate (GST1010): Anaerobic Chromogenicity, Orange-Yellow Signal Born for Anaerobic Detection
2026/4/23 10:03:02The Anaerobic-β-D-Galactoside substrate (GST1010) is a chromogenic substrate specifically designed for β-galactosidase detection under anaerobic conditions. It generates an orange-yellow precipitate in oxygen-free environments without requiring auxiliary reagents like oxygen. It is suitable for enzyme activity detection in anaerobic bacteria such as Bacteroides, Bifidobacterium, and Escherichia coli. Available in stock with customizable packaging, HPLC purity ≥98%.
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New In-Stock Product | DRAQ7 Dye: A Far-Red Probe Designed Specifically for Dead Cell Nuclear Staining
2026/4/20 15:01:41DRAQ7 (CAS: 1533453-55-2) is a membrane-impermeant anthraquinone far-red DNA dye specifically used for dead cell labeling and viability assessment. It causes no DNA damage or cytotoxicity and supports real-time dynamic monitoring of the cell death process. As a cost-effective domestic alternative, it significantly reduces long-term experimental costs.
