PRIMARY INFORMATION |
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ID | 1342 |
PMID | 2054872 |
Year | 1991 |
Sequence | SNLST-Asu-VLGKLSQEL HKLQTYPRTDVGAGTP |
Name | Elcatonin |
Length | 31 |
N-Terminal Modification | Free |
C-Terminal Modification | Amidation |
Linear/ Cyclic | Cyclic (bond between Ser1 and Asu6) |
Chirality | L |
Chemical Modification | Asu=Aminosuberic Acid |
Origin of Peptide | Synthetic analogue of eel calcitonin in which disulfide bridge between first and seventh amino acids is replaced by -CH2CH2- bridge |
Nature of Peptide/Cargo | It stimulates osteoblastic bone formation in addition to inhibiting osteoclastic bone resorption |
Mechanism | Not mentioned |
Cargo Sequence/Structure | None |
Name of cargo
| Not applicable |
Assay | o-cresolphthalein complexone method using Calcium C-Test Wako and 0.01 ml plasma, pharmacokinetic and statistical analysis |
Enhancer | n-octyl-β-D-thioglucoside=1.5g |
Properties of enhancer | Not mentioned |
Concentration | Carbopol 934-2.0g, Elcatonin-25.0mg, Propylene glycol-10.0g, Gentamycin sol.-2.0g, Purified water ad.-100.0g and enhancers |
Incubation time | 24 Hours |
Tissue permeability (value with units) | Area under the curve(mg.h/dl)=26.40±20.66 , Area under the first moment curve(mg.h2/dl)=341.64±271.20 , The mean residence time(h)=13.91±3.02 , Apparent bioavailability(%)=2.28. |
Tissue Sample | Stratum corneum of the abdominal area of male Wistar rats(0.5g ointment/4 cm2/rat) |
Ex vivo/In vivo/In vitro | in vivo |
SECONDARY INFORMATION |
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STRUCTURE | |
SMILES | N.A. |