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New Cayman Chemical Products - Sept 17th, 2013
1. Summary of
New Products Introduced:
September 9-13, 2013
For more detailed product info visit: https://www.caymanchem.com/NewProducts
2. 600870 TAF1 bromodomain 1 TR-FRET Assay Kit
600930 TAF1 bromodomains 1 & 2 TR-FRET Assay Kit
TAF1
• a component of transcription factor IID
• interacts with transcriptional activators to
promote transcription
• Recognition of acetylated lysine residues
via its two bromodomains directs TAF1
binding to the core promoter sequences
at the transcription start site
•homogeneous TR-FRET assay method
• rapid characterization of inhibitors of
bromodomain/acetylated peptide interaction
•amenable to high throughput format
robust, Z’ >0.6
384 wells $495
1920 wells $1,856
9600 wells $8,313
3. 700880 p-Aminohippuric Acid (PAH) Assay Kit
colorimetric method for detecting PAH from plasma and urine
used to measure effective renal plasma flow (eRPF)
At low doses, PAH is almost completely eliminated from the
blood during a single pass through the kidney
also be used to measure net tubular organic anion secretion
Uptake of PAH from blood into the tubular
cells occurs by exchange with intracellular α-
ketoglutarate and is mediated by the
organic anion transporter 1
96 wells $295
image credit: http://droualb.faculty.mjc.edu/Course%20Materials/Physiology%20101/Chapter%20Notes/Fall%202011/chapter_18%20Fall%202011.htm
4. 700910 Catalase Assay Kit (without Hydrogen Peroxide)
this assay utilizes the peroxidatic function of CAT to
determine enzyme activity in
plasma, serum, erythrocyte lysates, tissue
homogenates, and cell lysates
Catalase (CAT)
• ubiquitous antioxidant enzyme involved in the
detoxification of hydrogen peroxide (H2O2), a toxic
product of both normal aerobic metabolism and
pathogenic ROS production
• catalyzes the conversion of two molecules of H2O2
to molecular oxygen and two molecules of water
(catalytic activity)
• demonstrates peroxidatic activity, in which low
molecular weight alcohols can serve as electron
donors
96 wells $270
480 wells $490
2H2O2 2H2O + O2
catalase
5. 14170 MDC1 BRCT domains (human recombinant)
MDC1
• contains two BRCA1 C-terminal (BRCT)
domains, which recognize linear phosphoserine or
phosphothreonine regions to mediate protein-
protein and protein-DNA interactions
C-terminal BRCT domains of MDC1 recognize
phosphorylated histone H2AX (γH2AX), a marker of
DNA damage
binds to and retains the Mre11-Rad50-Nbs1 complex
at sites of double-stranded breaks in DNA
serves as a scaffold for a DNA repair locus which
attracts BRCA1 and 53BP1 to effect DNA repair by
either non-homologous end-joining or homologous
recombination
25 µg $125
50 µg $198
100 µg $374
6. 14701 JARID1B/PLU1 (C-Term) Polyclonal Antibody
Antigen: JARID1B human protein (amino acids
1534-1544) · Host:rabbit · Application(s): FC and
ICC ·
Jumonji AT-Rich Interactive Domain 1B
nuclear protein that is a potential histone
demethylase
JARID1B demethylation of Lys-4 of histone H3
plays an important role in breast cancer cell
proliferation through BRCA1 repression
also acts as a transcriptional co-repressor of two
developmental transcription factors, PAX-9 and
BF1, which are crucial for organogenesis
1 ea $229
7. 14904 GPR120 (Internal) Polyclonal Antibody
Antigen: human GPR120 amino acids 247-258
(SEITKASRKRLT) · Host:rabbit · Application(s): ELISA and WB ·
A G protein-coupled receptor expressed in adipocytes and pro-
inflammatory macrophages
activated by long chain free fatty acids
activation results in elevated Ca2+ and activation of the ERK
cascade
ω-3 fatty acids initiate GPR120 signaling resulting in anti-
inflammatory effects
indirectly involved with promoting insulin secretion
1 ea $229
Image credit: Cell, Volume 142, Issue 5, 687-698, 3 September 2010
8. HMG-CoA reductase inhibitors
10010334 Fluvastatin
• (Ki = 0.3 nM)
• trade name Lescol® for the treatment of hypercholesterolemia in
the prevention of cardiovascular disease
• reduced LDL cholesterol levels by 27% after six weeks of
treatment with a dose of 40 mg/kg twice a day compared to
placebo in clinical trial
10010342 Pravastatin
• (Ki = 2.3 nM)
• a ring hydroxylated metabolite of mevastatin
• marketed as Pravachol™ or Lipostat™ for reducing LDL
cholesterol and triglyceride levels and increasing HDL cholesterol
in the prevention of cardiovascular disease
10 mg $29
25 mg $65
50 mg $109
100 mg $189
10 mg $29
25 mg $65
50 mg $109
100 mg $189
9. 11878 Salicylcurcuminoid
synthetic curcuminoid
antioxidant and anticarcinogenic properties
increases the activity of quinone reductase in
mouse hepatoma cells in a dose-dependent
fashion
1 mg $39
5 mg $176
10 mg $312
See also:
81025 Curcumin
81025.1 Curcumin (technical grade)
10960 Bisdemethoxycurcumin
10961 Demethoxycurcumin
10009986 Dimethoxycurcumin
14451 J 147
11879 2-HBA
Image credit: http://www.dallasnews.com/lifestyles/health-and-fitness/health/20110815-researchers-call-curcumin-solid-gold-for-its-curative-properties.ece
10. 14749 Fostriecin (sodium salt)
inhibits serine/threonine protein phosphatases
(PP2A IC50 = 3.2 nM)
(PP4 IC50 = 3 nM)
increases the level of histone H3 phosphorylation and may alter
epigenetic regulation of cell proliferation
first identified as an antitumor antibiotic
10 µg $145
Image credit: Molecular Cell Volume 41, Issue 6, 18 March 2011, Pages 636–648
11. sPLA2 inhibitors
14902 Luffariellolide
• reversibly inhibits sPLA2 isoforms from bee venom (IC50 = 230
nM) and snake venom, reducing inflammation
• blocks the production of PAF in stimulated neutrophils (IC50 = 5
μM)
• structural mimic of all-trans retinoic acid (RA)
• In RA-sensitive cancer cell lines, induces the expression of RAR
target genes and inhibits cell growth
14903 Manoalide
• irreversibly inhibits sPLA2 isoforms from human synovium, bee
venom, and cobra venom (IC50 = 3.9, 7.5, and 2 μM, respectively)
• potently blocks calcium channels (IC50 = 1 μM)
• inhibits phospholipase C (IC50 = 1.5 μM)
1 mg $120
1 mg $160
12. 14915 Oxymatrine
natural alkaloid isolated from the root of S.
flavescens, an herb used in traditional
Chinese herbal medicine
antiviral properties = inhibits the replication of
hepatitis B
prevents fibrosis in a number of organs
including liver, by interfering with TGF-β
signaling
induces apoptosis in certain cancer cells
ameliorates inflammation by impairing the
translocation of NF-κB
50 mg $39
100 mg $66
500 mg $137
1 g $195
Image credit: http://en.wikipedia.org/wiki/File:Sophora_flavescens.jpg
13. 14916 Protocatechuic Acid
dihydroxybenzoic acid phenolic compound found in many edible
and medicinal plants
major metabolite of antioxidant polyphenols found in green tea
free radical scavenging capability (IC50 = 16.3 μM)
anti-inflammatory, antihyperglycemic, neuroprotective, and
anticancer activities
25 g $35
50 g $63
100 g $112
14. Receptor Antagonists
14914 NBQX (sodium salt)
• AMPA- and kainate-sensitive glutamate receptor antagonist
• (IC50 = 0.15 and 4.8 µM, respectively)
• does not block the NMDA-sensitive glutamate receptor (IC50 > 90 µM)
14959 CTAP
• selective µ opioid receptor antagonist (IC50 = 3.5 nM)
• 10-fold more potent than naltrexone as an antagonist of diverse
compounds with antinociceptive effects through the µ opioid receptor
• resists enzymatic metabolism in the blood and passes the BBB
1 mg $45
10 mg $158
50 mg $675
1 mg $79
15. 14962 Ryanodine
poisonous alkaloid found in the South American plant R. speciosa
prototypical ligand for ryanodine receptors, a family of calcium release channels
located in skeletal and cardiac muscle
used as a potent organic insecticide specific against crop-damaging insects
investigative tool for identifying the various ryanodine receptor isoforms and
characterizing their role in calcium signaling
1 mg $125
•nanomolar concentrations increases the calcium
permeability of sarcoplasmic reticulum membranes
leading to muscular contractions
•micromolar (~100 μM) concentrations irreversibly inhibit
ryanodine receptor channel opening, which results in
paralysis
Image credit: http://www.cs.stedwards.edu/chem/Chemistry/CHEM43/CHEM43/Ryanodine/RyRproject.html
16. 14963 Tetrodotoxin
potent marine-derived neurotoxin that reversibly inhibits the
inward sodium current through voltage-activated sodium (NaV)
channels
blocks nerve and muscle action potentials
used in Hodgkin and Huxley’s classic experiments to elucidate
the physical biology of nerve action potentials
indispensible neuroscience tool to pharmacologically dissect the
contribution of the NaV current in excitable neurons
used to rationally design compounds for the treatment of
neuropathic pain
14964 Tetrodotoxin Citrate = citrate-stabilized form
designed better solubility
1 mg $135
1 mg $145
Image credit: http://commons.wikimedia.org/wiki/File:Poisson-lune.jpg
17. Dyes and Indicators
14919 XTT (sodium salt)
• cell-impermeable, negatively charged tetrazolium dye that produces a
water-soluble formazan when reduced at the cell surface by cellular-
derived NADH and an electron mediator
• frequently used in colorimetric assays to measure cell
proliferation, cytotoxicity, and apoptosis
14960 Fluo 3AM
• acetoxymethyl (AM) ester of Fluo 3, a fluorescent calcium indicator
commonly used in flow cytometry and cell-based experiments to
detect changes in intracellular levels
• cell permeable and readily taken up by living cells, whereupon the AM
moiety is enzymatically removed to produce Fluo 3
25 mg $39
50 mg $62
100 mg $101
250 mg $215
500 µg $155
1 mg $248
18. New Forensic Products
14292 ADB-FUBINACA
designer drug identified in synthetic cannabis blends in Japan in 2013
14897 N-methyl-2-AI (hydrochloride)
novel aminoindane with potential for abuse
Deuterated Standards for RCS-4 (synthetic JWH 018 cannabinoid analog) metabolites:
14363 RCS-4 N-(4-hydroxypentyl) metabolite-d5
14364 RCS-4 N-(5-hydroxypentyl) metabolite-d5
14365 RCS-4 N-pentanoic acid metabolite-d5