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Documentos Principais

T6515

Sigma-Aldrich

Cholecystokinin Fragment 30-33 Amide

≥95% (HPLC)

Sinônimo(s):

CCK-4, Gastrin Tetrapeptide, Tetragastrin, Trp-Met-Asp-Phe amide

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About This Item

Fórmula empírica (Notação de Hill):
C29H36N6O6S
Número CAS:
Peso molecular:
596.70
Número MDL:
Código UNSPSC:
12352202
ID de substância PubChem:
NACRES:
NA.32

Nível de qualidade

Ensaio

≥95% (HPLC)

Formulário

powder

peso molecular

59670 g/mol

técnica(s)

toxicology assay: suitable

solubilidade

DMF: 20 mg/mL, clear, colorless to yellow

adequação

suitable for molecular biology

nº de adesão UniProt

temperatura de armazenamento

−20°C

cadeia de caracteres SMILES

CSCC[C@H](NC(=O)[C@@H](N)Cc1c[nH]c2ccccc12)C(=O)N[C@@H](CC(O)=O)C(=O)N[C@@H](Cc3ccccc3)C(N)=O

InChI

1S/C29H36N6O6S/c1-42-12-11-22(33-27(39)20(30)14-18-16-32-21-10-6-5-9-19(18)21)28(40)35-24(15-25(36)37)29(41)34-23(26(31)38)13-17-7-3-2-4-8-17/h2-10,16,20,22-24,32H,11-15,30H2,1H3,(H2,31,38)(H,33,39)(H,34,41)(H,35,40)(H,36,37)/t20-,22-,23-,24-/m0/s1

chave InChI

RGYLYUZOGHTBRF-BIHRQFPBSA-N

Informações sobre genes

human ... CCK(885)
rat ... Cckbr(25706)

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Amino Acid Sequence

Trp-Met-Asp-Phe-NH2

Descrição geral

Research area: Neuroscience

Several biologically active fragments of the neuropeptide cholecystokinin (CCK) are present in the brain, where they interact with CCK-A and CCK-B receptors. Among these fragments, CCK-4 is notably abundant in the cortical and limbic brain structures. CCK-4, a bioactive form of cholecystokinin, is a peptide hormone that regulates food intake by binding to CCK receptors in the gut and brain.

Aplicação

Cholecystokinin Fragment 30-33 Amide can be used for inactivating the CCK8 antiserum. The product can also be used as an antigen utilized in absorption control for testing the specificity of antisera.Cholecystokinin Fragment 30-33 Amide has been used to induce anxiolytic- and antidepressant-like effects and study the role of neuropeptide Y, in mice.

Ações bioquímicas/fisiológicas

Cholecystokinin Fragment 30-33 Amide also referred to as CCK-4 or Trp-Met-Asp-Phe amide is a peptide fragment derived from peptide hormone cholecystokinin. CCK-4 is a panicogenic agent that induces panic attacks in humans. This property of the compound can be used in scientific research for testing new anxiolytic drugs.CCK-4 acts selectively through CCK-B receptors and is recognized for its role in regulating emotional behaviors. Studies on CCK knock-down mice have indicated anxiolytic- and antidepressant-like effects.

Embalagem

Bottomless glass bottle. Contents are inside inserted fused cone.

Nota de preparo

Cholecystokinin Fragment 30-33 Amide dissolves in Dimethylformamide at 20 mg/ml to yield a clear, colorless to yellow solution.

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 3

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

Eyeshields, Gloves, type N95 (US)


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Toyokazu Akimori et al.
Medical molecular morphology, 44(1), 7-14 (2011-03-23)
The function of brush cells is obscure, but recent cytochemical studies indicate that rat bile duct brush cells secrete NaHCO(3). The aim of this study was to determine the quantitative distribution of brush cells at 16 sites of the rat
A C Dieler et al.
Current pharmaceutical design, 14(33), 3492-3507 (2008-12-17)
Pharmacological magnetic resonance imaging (phMRI) is a method to study effects of psychopharmacological agents on neural activation. Changes of the blood oxygen level dependent (BOLD), the basis of functional MRI (fMRI), are typically obtained at relatively high sampling frequencies. This
Diana Koszycki et al.
Peptides, 35(1), 9-13 (2012-03-15)
Recent investigations suggest that genes that confer risk for panic disorder (PD) may moderate response to panicogenic agents in healthy volunteers. Given the potential role of the central cholecystokinin receptor (CCKBR) (CT) polymorphism alleles 26 and 27 in PD, the
Thérèse Schunck et al.
Journal of psychopharmacology (Oxford, England), 25(1), 52-59 (2010-05-26)
Benzodiazepine effects on cholecystokinin tetrapeptide (CCK-4)-induced panic attack (PA) in humans are incompletely characterized, in particular on the neurofunctional level. This work explores the effects of lorazepam on brain activity and behavioral and physiological symptoms related to CCK-4-induced PA in
J Bradwejn
Journal of psychiatry & neuroscience : JPN, 18(4), 178-188 (1993-07-01)
Cholecystokinin (CCK) is a neurotransmitter found in high density in the brains of mammals. Microiontophoretic studies showing that benzodiazepines selectively antagonized CCK-induced excitation of rat hippocampal neurons have led to the hypothesis that CCK is an anxiogenic peptide. The hypothesis

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