For the vitro hair follicle incubation that have radiolabeled steroid precursors

For the vitro hair follicle incubation that have radiolabeled steroid precursors

Solution Edos and you may Ad was in fact counted using Estradiol EIA Package (Cayman Toxins, MI) and androstenedione chemical immunoassay system (Oxford Biomedical Look Inc., MI), respectively. ELISAs off T and you may E1 had been performed depending on the same procedure for 17,20?-P (Matsuyama et al., 1998b) and discussed less than briefly.

Stock solutions: Coating buffer, 0.05 M carbonate buffer pH 8.4, containing 0.05% NaNstep 3; washing solution, 0.85% NaCl; blocking solution, 0.05 M PBS containing 0.1% BSA, 3% sucrose, and 0.005% thimerosal; assay buffer, 0.05 M borate buffer, pH 7.8, containing 0.1% BSA and 0.01% thimerosal; substrate solution, 0.2 M citrate buffer, pH 4.5, containing 0.01% H2O2, added 0.5% o-phenylenediamine immediately before use; stopping solution, 6 N H2SO4. All the solutions except for the stopping solution were stored at 4°C.

Second Antibody-coated Microtiter Dishes: Microtiter plates (MS-3596 F/H plate, Sumitomo Bakelite Co.) was indeed coated having 100 ?l for every single better regarding goat anti-bunny IgG (15 ?g/ml within the level boundary). The latest plate was close and incubated at the 4°C to possess 48 hours. Shortly after elimination of unbound antibody, the newest wells have been clean 3 times with laundry solution and dried. Clogging provider (two hundred ?l) are put into for every well, that was upcoming closed and incubated during the 4°C to have 24 hours.

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