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C2581

Sigma-Aldrich

Anti-Cholecystokinin (26-33) (CCK-8) antibody produced in rabbit

whole antiserum

Synonym(s):

CCK Antibody - Anti-Cholecystokinin (26-33) (CCK-8) antibody produced in rabbit, Cck Antibody

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About This Item

MDL number:
UNSPSC Code:
12352203
NACRES:
NA.41

biological source

rabbit

Quality Level

conjugate

unconjugated

antibody form

whole antiserum

antibody product type

primary antibodies

clone

polyclonal

contains

15 mM sodium azide

species reactivity

human

packaging

antibody small pack of 25 μL

technique(s)

competitive inhibition ELISA: 1:1000-1:2000
immunohistochemistry (formalin-fixed, paraffin-embedded sections): 1:8,000 using indirect immunoperoxidase staining of human stomach

UniProt accession no.

shipped in

dry ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... CCK(885)

General description

Cholecystokinin (CCK) belongs to gastrointestinal hormone family is a neuropeptide hormone and neurotransmitter usually present in gastrointestinal (GI) tract and the central nervous system (CNS). CCK functions include enzyme secretion from pancreas, gall bladder contraction, intestinal motility; CCK will also inhibit gastrin induced acid secretion . This product is also useful for the study of mode of action, differential tissue expression and intracellular and subcellular localization of CCK in CNS and in neuroendocrine cells of digestive system. Anti-CCK-8 reacts specifically with sulfated CCK-8 and shows cross reactivity with unsulfated CCK-8 and Big Gastrin I.
Cholecystokinin (CCK) is a neuropeptide hormone and neurotransmitter widely distributed throughout the gastrointestinal (GI) tract and the central nervous system (CNS). CCK, Big Gastrin I, and vasoactive intestinal peptide (VIP) belong to the gastrin/cholcystokinin family. hormone family. CCK has a biologically active C-terminal pentapeptide. CCK exists as a larger precursor hormone, preproCCK (114 amino acids), from which several smaller fragments are derived, sharing a C-terminal tetrapeptide and a sulfated tyrosine residue. Sulfated CCK (26-33) amide (CCK-8) is the major and the most potent CCK form in the brain and periphery. CCK is widely distributed in several brain regions, including the cerebral cortex, hippocampus, amygdala nuclei, and the hypothalamus. In the periphery, CCK is localized mainly in nerve fibers in the myenteric and submucosal ganglia, as well as in endocrine cells of the gastrointestinal tract.

Immunogen

Synthetic sulfated CCK-8 conjugated to KLH.

Application

Anti-Cholecystokinin (26-33) (CCK-8) has been used in

  • immunohistochemistry
  • double-label immunofluorescence staining
  • immunocytochemistry
  • ELISA immunoassay
Anti-cholecystokinin (26-33) (CCK-8) antibody can be used to detect CCK peptide in pancreatic cancer cells by immunocytochemistry. It may also be used for ELISA immunoassay.
Anti-cholecystokinin (26-33) (CCK-8) antibody can be used to detect CCK peptide in pancreatic cancer cells by immunocytochemistry. It may also be used for dot blot immunoassay.

Biochem/physiol Actions

Cholecystokinin (CCK) stimulates enzyme secretion from the pancreas, gall bladder contraction, and intestinal motility and it inhibits gastrin-induced acid secretion. CCK may be involved in several physiological and behavioral functions such as satiety, anxiety, memory processes, and analgesia and in disorders such as panic disorder. In the central nervous system (CNS), CCK acts as a neurotransmitter and modulates the action of other neurotransmitters such as dopamine, 5-hydroxytryptamine (5-HT), γ-Aminobutyric acid (GABA) and excitatory amino acids. The multiple biological actions of CCK are mediated by two classes of receptors, the peripheral/brain CCK-A receptors and the brain CCK-B receptors.

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class Code

10 - Combustible liquids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Role of endogenous cholecystokinin on growth of human pancreatic cancer
Matters G L, et al.
International journal of oncology, 38(3), 593-601 (2011)
CCK in anxiety and cognitive processes
Dauge V and Lena I.
Neuroscience and Biobehavioral Reviews, 22(6), 815-825 (1998)
Christine Feinle et al.
American journal of physiology. Gastrointestinal and liver physiology, 284(5), G798-G807 (2003-04-10)
The presence of nutrients in the small intestine slows gastric emptying and suppresses appetite and food intake; these effects are partly mediated by the release of gut hormones, including CCK. We investigated the hypothesis that the modulation of antropyloroduodenal motility
Cholecystokinin and gastrin receptors
Dufresne M, et al.
Physiological Reviews, 86(3), 805-847 (2006)
Caroline Giezenaar et al.
Nutrients, 10(2) (2018-01-24)
Protein-rich supplements are used widely for the management of malnutrition in the elderly. We reported previously that the suppression of energy intake by whey protein is less in older than younger adults. The aim was to determine the effects of

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