Majalah Ilmu Faal Indonesia
ISSN 0215-1995
Vol. 7 / No. 2 / Published : 2008-02
Order : 5, and page :101 - 105
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Original Article :
Studi shp dan protein stat pada transduksi signal hormon pertumbuhan (growth hormone) dengan teknik blotting
Author :
- Anwar Ma'ruf*1
- Nove Hidajati*2
- Dosen Fakultas Kedokteran Hewan
- Departemen Biokimia Veteriner Departemen Ilmu Kedokteran Dasar Veteriner Fakultas Kedokteran Hewan Universitas Airlangga, Surabaya
Abstract :
The long-term objective of this study was to identify the expression pattern of SHP1 signaling protein in broiler during growth period due to increase of growth hormone (GH). This study used ten male broilers Lohman (MB 202 P) from PT. Multibreeder Indonesia Tbk. Broilers were kept within batteried cage, with a capacity of one broiler. The broilers were fed twice a day at 6 a.m. and 6 p.m. with the amount of feed 10% less than standard. At day 21 the broilers were sacrificed to obtain samples of liver for (1) isolation of SHP1 protein from liver, and muscles of the broiler, (2) analysis of SHP1 protein using SDS-PAGE (Sodium Dodecyl Sulphate Polyacrylamide Gel Electrophoreses) method, and (3) identification of SHP1 protein using Western blot method by means of protein detection using electrophoresis with polyacrylamide gels. Results of examination on protein in hepatic tissue of broilers in growth period using dot blot revealed that SHP1 protein was present in those tissues. This finding was followed-up with SDS-PAGE examination, from which we found existence of protein band between the markers of 55 and 84 kDa, with molecular weight of 68 kDa. To prove that protein band formed between marker 55 and 84 kDA was the SHP1, Western blot examination was conducted using mouse monoclonal antibody SHP1. The result showed formation of the protein band, indicating presence reaction between antigen SHP1 protein and SHP1 protein antibody. In conclusion, SHP1 protein is presence in hepatic tissue, with molecular weight of 68 kDa
Keyword :
broiler, SHP1, growth hormone,
References :
Darnell J, Lodish H, Baltimora D.,(1990) Molecular cel biology New York : Scientific America Book, p 715
Endo TA, Masuhara M, Yokuuci M, et al,(1997) A new protein containing an SH2 domain that inhibits JAK kinases - : Nature 387, 921-924
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