Cayman’s Phagocytosis Assay Kit (IgG FITC) employs latex beads coated with fluorescently-labeled rabbit IgG as a probe for the measurement of the phagocytic process in vitro. The engulfed fluorescent beads can be detected using a fluorescence microscope, allowing kinetic studies of…

Cayman’s S-Nitrosylated Protein Detection Kit (Biotin Switch) employs a modification of the Jaffrey et al. 'Biotin-switch' method to allow for the direct visualization of S-nitrosylated proteins in whole cells or tissues, as well as by WB analysis. Using this method, free SH groups…

Maintaining body cholesterol homeostasis is critical for normal physiological functions and is achieved by a highly regulated balance of de novo synthesis, dietary cholesterol absorption, biliary clearance, and excretion. The mechanisms controlling cholesterol absorption are important to understand…

Cayman’s Phagocytosis Assay Kit (IgG PE) employs latex beads coated with fluorescently-labeled rabbit IgG as a probe for the measurement of the phagocytic process in vitro. The engulfed fluorescent beads can be detected using a fluorescence microscope, allowing kinetic studies of phagocytosis…

Prolactin is a polypeptide hormone synthesized and secreted by the anterior pituitary gland, placenta, decidua, and by various immune system cells, such as T cells, B cells, and NK cells. It has many functions, including stimulating mammary glands to produce milk (lactation), stimulating surfactant…

Luteinizing hormone (LH) is a glycoprotein produced by the pituitary gland and consists of two subunits with a total molecular mass of approximately 30 kDa. The α-subunit is identical to the α-subunit of other pituitary hormones, such follicle stimulating hormone (FSH), thyroid…

Cayman's ATP Detection Assay Kit - Luminescence provides a simple and effective tool for measuring total ATP levels. This assay uses firefly luciferase to convert ATP and luciferin to oxyluciferin and light. The light emitted in this reaction is directly proportional to the concentration of ATP…

Cayman’s Autophagy/Cytotoxicity Dual Staining provides a convenient tool for studying the regulation of autophagy and cytotoxicity at the cellular level. The kit employs MDC, an autofluorescent substance incorporated into multilamellar bodies by both an ion trapping mechanism and the…

CGRP is a 37 amino acid peptide synthesized in the central and peripheral nervous system from a calcitonin/CGRP gene complex. Two isoforms have been described which differ by three amino acids and display similar biological activities: CGRP-α, which is produced by alternative splicing of a…

Cayman’s WST-1 Proliferation Assay is based on the reduction of tetrazolium salt WST-1 to a soluble formazan dye by electron transport across the plasma membrane of dividing cells. This kit will also allow investigators to screen drug candidates involved in cell cycle regulation.

Cayman’s Acid Phosphatase Assay provides a convenient method for detecting AP activity in plasma, serum, urine, and semen. The assay utilizes para-nitrophenyl phosphate (pNPP) as a chromogenic substrate for the enzyme. In the first step, AP dephosphorylates pNPP. In the second step, the…

FFAR1/GPR40 is a G protein-coupled receptor for long-chain fatty acids such as DHA and EPA ω-3 fatty acids. It is involved in the regulation of insulin release from pancreatic β cells and mediates triglyceride-induced secretion of incretins GLP-1 and GIP from intestinal endocrine cells.…

Cayman's Adipolysis Assay Kit provides a complete assay for studying the lipolysis of triglycerides, from the differentiation of adipocyte-like cells to the quantitation of released glycerol. 3T3-L1 cells are differentiated using a common adipogenesis induction procedure to accumulate lipid…

Preparation of nuclear extracts is the first step in examining transcription factor activity. Cayman’s Nuclear Extraction is formulated for the quick and simple isolation of nuclear and cytoplasmic fractions from cultured cells and tissue homogenates that can be used successfully in…

Myeloperoxidase (MPO), released from neutrophils to degrade invading pathogens, provides one of the earliest lines of defense in innate immunity. It catalyzes the hydrogen peroxide-mediated oxidation of halide ions to products such as hypochlorous acid (HOCl). These reactive products participate in…

Lyophilized fluorescent substrate.

Cayman's OX1R Reporter Assay Kit consists of a 96-well plate coated with a transfection complex containing DNA constructs for OX1R, a recombinant G-protein, and a cAMP response element regulated Secreted Alkaline Phosphatase (SEAP) reporter (OX1R Reverse Transfection Strip Plate). Cells grown…

Methylation of key biological molecules and proteins plays important roles in numerous biological systems, including signal transduction, biosynthesis, protein repair, gene silencing, and chromatin regulation. The SAM dependent MTs use SAM as the enzymatic cofactor. SAM, also known as AdoMet, acts…

Protein MetO is a reversible oxidative modification that occurs by exposure of protein(s) methionine residues to reactive oxygen species (ROS). Methionine oxidation can alter the function(s) of the modified proteins and if not reversed by MetO reductases can be further oxidized to methionine…

Atriopeptin is a 28 amino acid peptide synthesized primarily in cardiac atria. This peptide hormone acts in opposition to angiotensin II in regulating renal, hemodynamic, and endocrine function. Atriopeptin is released in response to the increased pressure and mechanical stretch of the right atrium…

Early screening of drug candidate’s potential to induce or inhibit CYP2C9 is a critical step in the drug development process. The CYP2C9 Induction Reporter Assay Kit is a novel method to evaluate CYP2C9 induction by drug candidates. Cayman's CYP2C9 Induction Reporter Assay Kit consists of…

For the induction of a respiratory burst response in neutrophils and monocytes, and quantification by flow cytometry. Samples include whole blood from any species or cells of any type that are capable of producing a NADPH oxidase-dependent respiratory burst Induce and quantify a…

Cayman’s MT Fluorometric Assay is a continuous enzyme-coupled assay that can continuously monitor SAM-dependent MTs. The removal of the methyl group from SAM generates AdoHcy, which is rapidly converted to urate and H2O2 by an enzyme mixture provided in the kit. The reaction between H2O2 and…

GH is a polypeptide hormone with a molecular weight of 23 kDa released from somatotropes of the anterior pituitary. It is regulated by several neurotransmitters and neuropeptides. Among other functions it plays an essential role in regulating body growth. Plasma GH levels in humans are markedly…

This EIA utilizes plates coated with a polyclonal antibody specific for murine/rat leptin. A biotin-labeled polyclonal antibody and streptavidin-horseradish peroxidase are used for detection.

Cayman’s 7-AAD/CFSE Cell-Mediated Cytotoxicity Assay Kit employs CFSE to label target cells within the mixed cell population and 7-AAD to label dead cells. This kit provides an improvement over the traditional 51chromium (51Cr) release assay to assess cell-mediated cytotoxicity. CFSE labeling…

Cayman’s Histamine EIA is a derivitization-amplified competitive enzyme immunoassay which detects histamine within the range from 40 to 5,500 pg/ml. The assay can be used for the analysis of histamine in blood (plasma or serum) without extraction or purification. The use of other sample types…

Early screening of a drug candidate’s potential to induce or inhibit CYP2B6 is a critical step in the drug development process. Cayman's CYP2B6 Induction Reporter Assay Kit is a novel method to evaluate human Constitutive Androstane Receptor 3 (hCAR3)-mediated CYP2B6 induction for the…

GFAP is a 40-53 kDa monomeric molecule found only in adult glial cells of the central nervous system (CNS) and represents the major part of the cytoskeleton of astrocytes. Traumatic injury to the adult CNS results in a rapid inflammatory response by the resident astrocytes, characterized mainly by…

Lyophilized fluorescent substrate.

Cayman’s Glycolysis Cell-Based Assay Kit provides a colorimetric method for detecting extracellular L-lactate, the end product of glycolysis, in cultured cells. In the assay, lactate dehydrogenase catalyzes the oxidation of lactate to pyruvate, in which the formed NADH reduces a tetrazolium…

Nicotinamide adenine dinucleotide (NAD) exists in an oxidized form, NAD+, as well as a reduced form, NADH. NAD, the main free form in cells, functions in modulating cellular redox status and by controlling signaling and transcriptional events, making it an important cofactor when investigating…