Insulin, porcine drug data and news

Insulin, porcine drug data, resources, and news articles (when available). Onconews.org provides news on cancer research. This section, which includes profiles on medicines that may or not be cancer-related is in beta form. If things run smoothly we will be releasing a new format late in the summer of 2006.

Generic name Insulin, porcine
Brand Names/Synonyms Insulin precursor; Iletin II
Indication For treatment of diabetes (type I and II)
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Description Insulin isolated from pig pancreas. Composed of alpha and beta chains, processed from pro-insulin. Forms a hexameric structure
Pharmacology Used in the treatment of type I and type II diabetes. The primary activity of insulin is the regulation of glucose metabolism. In muscle and other tissues (except the brain), insulin causes rapid transport of glucose and amino acids intracellularly. It also promotes anabolism, and inhibits protein catabolism. In the liver, insulin promotes the uptake and storage of glucose in the form of glycogen, inhibits gluconeogenesis, and promotes the conversion of excess glucose into fat.
Mechanism Of Action Insulin binds to the insulin receptor (IR), a heterotetrameric protein consisting of two extracellular alpha units and two transmembrane beta units. The binding of insulin to the alpha subunit of IR stimulates the tyrosine kinase activity intrinsic to the beta subunit of the receptor. The bound receptor is able to autophosphorylate and phosphorylate numerous intracellular substrates such as insulin receptor substrates (IRS) proteins, Cbl, APS, Shc and Gab 1. These activated proteins, in turn, lead to the activation of downstream signaling molecules including PI3 kinase and Akt. Akt regulates the activity of glucose transporter 4 (GLUT4) and protein kinase C (PKC) which play a critical role in metabolism and catabolism.
Insulin, porcine News
(When available)
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Dosage Forms LIQUID
Drug_Category Hypoglycemic Agents; insulins (68:20.08)
Absorption Not Available
Interactions Not Available
Toxicity Not Available
Organisms Affected Humans and other mammals
Chemical IUPAC Name Porcine insulin
Chemical Formula C257H387N65O76S6 >B chain
Molecular Weight 5795.6
Smiles String Not Available
Melting Point 81 oC (Khachidze, D.G. et al., J. Biol. Phys. Chem. 1:64-67 (2001))
Water Solubility Not Available
State Transparent, slightly viscous, aqueous liquid
LogP/Hphobicity 0.218
Isoelectric Point 5.39
Biotransformation Insulin is predominantly cleared by metabolic degradation via a receptor-mediated process.
Half Life Not Available
Protein Binding [%] Not Available
RxList Link Not Available>RXlist
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Drug Reference Not Available
Drug Type Approved Drug
Accession No BIOD00031
CAS Registry Number 9004-14-2
KEGG Compound ID Not Available
PubChem ID Not Available
PharmGKB ID Not Available
SwissProt ID INS_PONPY (Q8HXV2)
GenBank ID AY137503
Drug ID Number [DIN] 513644

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