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Amino Acids, Resins & Reagents for Peptide Synthesis
We offer an extensive range of amino acids, resins, and reagents of unparalleled quality, including Novabiochem®, for peptide synthesis, high-throughput organic chemistry, labeling peptides, and custom manufactured products.
Asymmetric Allylic Alkylation
Palladium-catalyzed asymmetric allylic alkylation (AAA) has proven to be an exceptionally powerful method for the efficient construction of stereogenic centers.
Enzyme-Linked Immunosorbent Assay (ELISA) Kits
Enzyme-linked immunosorbent assay (ELISA) kits, reagents, and resources that provide ultrasensitive biomarker detection.
Stable Isotopes
ISOTEC® Stable Isotopes are stable isotope compounds, ranging from gases to complex molecules, that are useful for tracer studies in proteomics and metabolomics, agents for MRI / MRS, and in a wide range of other biomedical applications.
Periodic Table of the Elements
Download the Periodic Table of the Elements with names, atomic mass and number in printable .pdf and image format. Use the periodic table chart by element names in alphabetical order for quick research, reference and lab use.
Fast and Reliable Environmental Analysis of Aldehyde and Ketone Air Pollutants
Aldehydes and ketones are ubiquitous air pollutants. Along with esters and ethers, they are major components of indoor air pollution and are therefore important for industrial hygiene applications.
HPLC Columns & Accessories
Our wide selection of HPLC columns for small and large molecule analysis allows you to enhance the separation process in terms of retention, resolution, selectivity, and analysis time, all while reducing the time for method development.
Trost Ligands
The Trost group at Stanford University has pioneered the use of C-2 symmetric diaminocyclohexyl (DACH) ligands in AAA, allowing for the rapid synthesis of a diverse range of chiral products with a limited number of chemical transformations.
Measurement of acetic acid vapor in the workplace using passive sampling SPME and on-fiber derivatization with 1-pyrenyldiazomethane: Comparison with active sampling
Measurement of acetic acid vapor in the workplace using passive sampling SPME and on-fiber derivatization with 1-pyrenyldiazomethane: Comparison with active sampling.
ATRP: Complete Tools for the Synthesis of Well-Defined, Functionalized Polymers
Find how atom transfer radical polymerization (ATRP) tools can be used for the synthesis of well-defined functionalized polymers.
Fast Analysis of Monoclonal Antibodies Using Silica Monoliths Designed for Bioanalysis
Silica monoliths with larger mesopores are a powerful tool for the fast separation of biomolecules including mAbs. The immobilization of protein A on epoxy-modified widepore (WP) silica rods enabled highly reproducible and fast, one minute, separations of mAbs. The Chromolith®...
Properties of Mononuclear Cells Isolated by the Ficoll-Paque Method
The effects of the mononuclear cell separation method described by Bøyum procedure are noted below, since research situations may arise in which they are significant.
1-hydrosilatrane
As a versatile hydride reagent, 1-hydrosilatrane can be used in reduction reactions to synthesize alcohols, amines, their chiral counterparts, and esters from aldehydes/ketones.
ATRP Ligands and Initiators for the Clean Synthesis of Functional Polymers
Atom transfer radical polymerization (ATRP) has emerged as one of the most successful synthetic techniques for the preparation of polymers with predetermined molecular weights, narrow molecular weight distributions, and high degrees of chain end functionalities.
DuPhos and BPE Ligands
Asymmetric hydrogenation reactions represent the ideal process for the commercial manufacture of single-enantiomer compounds, because of the ease by which these robust procedures can be scaled up and because of the low levels of byproducts generated in these asymmetric hydrogenations.
Dopamine Receptors
We offer many products related to dopamine receptors for your research needs.
TRC Library Citations
TRC 1.5 human and mouse shRNA libraries
Recommended Standard Method for Isolating Mononuclear Cells
The following procedure has been evaluated with Ficoll-Paque PLUS and is recommended for separation of normal blood samples for maximum reproducibility.
Genetically Modified Flavors
A discussion of biotechnology and genetically modified organisms (GMOs) in food labeling
Immunohistochemistry Applications in Gastrointestinal Cancer
Colorectal cancer is the third most common cancer in both men and women. An estimated 136,000 cases of colorectal cancer are expected to occur in 2016.
New Conducting and Semiconducting Polymers for Plastic Electronics
In the emerging field of organic printable electronics, such as OLEDs and organic photovoltaics (OPVs), there is a significant need for improved organic conducting and semiconducting materials. This paper reports our recent progress in two fields: 1) the development of...
Polymer-Sorted Semiconducting Carbon Nanotubes for Transistors and Solar Cells
Single-walled carbon nanotubes (SWCNTs) are promising materials for use in the active channel of field-effect transistors (FETs), photoabsorbing layers of solar cells and photodetectors because of their ultrafast charge transport mobility.
NF-κB and Inflammation
Chronic inflammation is an underlying factor in the development and progression of many of the chronic diseases of aging, such as arthritis, atherosclerosis, diabetes, and cancer.
Recent Advances on Nanoparticle-Based Imaging Contrast Agents for in Vivo Stem Cell Tracking
Professor Yu Cheng and co-workers look at the recent advances of nanoparticle-based imaging contrast agents for in vivo stem cell tracking. They provide an in-depth look at popular in vivo imaging techniques, magnetic resonance imaging, fluorescence imaging, ultrasound imaging, and...
Tutorial in Nanomaterials
Although the idea of carrying on manipulations at smaller and smaller scales has been around for quite some time the birth of nanotechnology, at least on an ideological level, is usually traced back to a speech by Richard Feynman at...
Organic Dyes for Efficient and Stable Dye-Sensitized Solar Cells
Over the last decade, dye-sensitized solar cells (DSSCs) have attracted much attention because these unconventional solar cells exhibit high performance and have the potential for low-cost production.
Display & Optoelectronics Tutorial
A tutorial of Display and Optoelectronics from Sigma-Aldrich.
Graphene and Other 2D Crystals for Rechargeable Batteries
Advanced technologies for energy conversion and storage are widely sought after for their potential to improve consumer and electronic device performance as well as for the prospect of reducing the societal and environmental impact of energy generation.
Immunohistochemistry: Current Applications in Skin Cancer
Immunohistochemistry (IHC) techniques and applications have greatly improved, dermatopathology is still largely based on H&E stained slides.This paper outlines ways in which IHC antibodies can be utilized for dermatopathology.
The ELISpot Assay Enables Functional Analysis of Cellular Immunology
The enzyme-linked immunosorbent spot (ELISpot ) assay enables visualization of multiple secretory products from a single responding cell. The ELISpot provides both qualitative (type of immune protein) and quantitative (number of responding cells) information.
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