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200-477-7

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Showing 1-30 of 1310 results for "200-477-7" within Site Content

Determination of 7 Nitrosamines in Drinking Water

Nitrosamines analysis by solid phase extraction (SPE) and subsequent gas chromatography-tandem mass spectrometry (GC-MS/MS) according to GB 5750.10-2023.

Materials for Clean H² Production from Bioethanol Reforming

Hydrogen is one of the most important resources in providing food, fuel, and chemical products for our everyday life. Sustainable catalytic hydrogen production from bioethanol has gained significant attention in recent years due to globally diminishing fossil fuel supplies, which

Custom Peptides

Peptide synthesis up to 200 amino acids with HPLC purification, offering various purity levels, scales, and modifications.

Custom Oligos Modifications

We offer over 200 custom DNA oligos modification for both DNA, RNA oligonucleotides and sequencing to probes for gene.

MilliporeSigma Announces Opening of Climate-Neutral €150 Million Filter Manufacturing Facility in Ireland

MilliporeSigma announces opening of first climate-neutral manufacturing facility in Ireland. €150M investment creates 200+ jobs in filter production.

Biglycan

Biglycan is a 200-350 kDa(proteoglycan consisting of a 45 kDa core protein and two chrondroitin/dermatan sulfate glycosaminoglycan chains.

Estimation of Proline in Fruit and Vegetable Juices

Spectrophotometric determination of proline by the Ninhydrin method, per EN 1141 and German Food and Feed Code §64 LFBG 31.00-7.

RNA Therapeutics & Delivery USA

Visit us at booth #7 to learn about our solutions to help you overcome your mRNA manufacturing and LNP formulation challenges.

cOmplete™, Mini, EDTA-free Protocol

Dissolve one tablet in 10 ml aqueous buffer or water. If high proteolytic activity is present, dissolve one tablet in 7 ml buffer.

Scepter™ 3.0 Cell Counter – How it Works

Scepter™ counting is 7 to 10 times faster than hemocytometry-and also faster than other automated counters. Learn more about how this amazing technology works

Review of O-Linked Glycoproteins

O-Linked glycoproteins are usually large proteins with a molecular mass of >200 kDa. Glycosylation generally occurs in high-density clusters and may represent as much as 50-80% of the overall mass.

Enzymatic Assay of Cathepsin B

Cathepsin B is a lysosomal cysteine proteinase with broad specificity. This protocol uses Nα–CBZ–Arg–Arg–7–amido–4–methylcoumarin as the substrate for fluorometric detection of Cathepsin B activity.

Ethanol

We offer a number of ethanol products suitable for applications including HPLC, GC, and molecular biology. Our offerings include 190 proof ethanol, 200 proof absolute ethanol, and denatured ethanol.

Luminex^® Multiplexing Platforms Comparison

Uncover which system is right for your research by comparing the Luminex® multiplexing platforms including the Luminex® 200™, FLEXMAP 3D®, and xMAP® INTELLIFLEX® platforms.

Assay of Betamethasone Sodium Phosphate by HPTLC

Development of an HPTLC based method, using Silica Gel 60 F254 plate, to determine Betamethasone Sodium Phosphate over a concentration range of 1 to 7 µg/spot.

Ultrapure Water for Sensitive LC-MS Analysis of Pesticides

Pesticides analysis by LC-MS needs pesticide-free reagent water, which can be reliably delivered by Milli-Q® IQ 7 ultrapure water systems. See data.

Biomedical Implant Devices Fabricated from Low Young’s Modulus Titanium Alloys Demonstrating High Mechanical Biocompatibility

Biomedical implants are essentially foreign substances within the human body that must survive many years’ exposure to demanding mechanical and physiological conditions. Despite these challenges, metal implants have been widely used to substitute for or rebuild hard tissues such as

Duolink® PLA Probemaker Guide

Guide to create custom PLA probes for immunofluorescent or brightfield detection.

In Vitro Differentiation of Human PBMC and CD34+ Derived Monocytes into Mature CD83+/CD14- Dendritic Cells

Generate mature human dendritic immune cells from PBMCs or CD34+ stem cell derived monocytes in 7 days in defined and serum-free dendritic cell culture media. Explore over 350 PromoCell products.

Obtaining Ultrapure Water for Sensitive PFAS Analysis by LC-MS

Sensitive PFAS testing can be performed with ultrapure water from a Milli-Q® IQ 7 system, which eliminates detectable PFAS for reliable LC-MS/MS results. See the science, see the proof.

Premier Partners and Alliances Campaign

Discover a wide range of lab essentials from 200+ trusted brands, including Brand®, Corning®, Cytiva™, Eppendorf®, and Roche®, all in one place. Our team is ready to assist you.

Delivery of Nucleic Acids Using Polymers

Organic Semiconductor Laser Materials

3D Mammosphere Culture Media

3D mammosphere culture protocol used to expand human MCF-7 and MDA-MB-231 breast cancer cells in serum-free/xeno-free stem cell culture media. Explore over 350 PromoCell products on Sigma.com.

DNA Damage and Repair

DNA damage and repair mechanism is vital for maintaining DNA integrity. Damage to cellular DNA is involved in mutagenesis, the development of cancer among others.

Duolink® PLA Fluorescence Protocol

This protocol describes how to perform immunofluorescent detection of proteins in cells and tissue.

Immunohistochemistry: Current Applications in Breast Cancer

Immunohistochemistry (IHC) is used to characterize intracellular proteins or various cell surfaces in all tissues. Individual markers or more often panels of various marker proteins can be used to characterize various tumor subtypes, confirm tissue of origin, distinguish metastatic from

Duolink® PLA Multicolor Detection Protocol

The following procedure has been evaluated with Ficoll-Paque PLUS and is recommended for separation of normal blood samples for maximum reproducibility.

Quantum Dots

Quantum dots are tiny particles or nanocrystals of a semiconducting material with diameters in the range of 2-10 nanometers.

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