16 .alpha.-Alkyl steroids, their preparation, and pharmaceutical

16,17-Pyrazolino- and 16,17-isopyrazolino-1,4-pregnadiene deriva

16-Ethers of fusidic acid derivatives

16-S-acyl derivatives of fusidic acid

16.alpha. Halogen substituted 3,17.beta.-dihydroxy steroidal est

17 Beta-thiocarboxylic acid esters of 4-halo-3-oxoandrost-4-enes

17 Beta-thiocarboxylic acid esters of 6 alpha, 6 beta-difluoro-3

17-Cyclobutylmethyl-3-hydroxy-.beta.-methyl-6-methylene morphina

17-Cyclobutylmethyl-4,5.alpha.-e poxy-3-hydroxy-14-methoxy-8.alp

17-Cyclopropylmethyl-14-hydroxy-3-methoxymorphinan-6-one and met

17-Cyclopropylmethyl-3-hydroxy-14-methoxy 7.alpha.-methyl-morphi

17-KDA Brucella abortus antigen, recombinant polypeptides,...

17-Substituted-6-desoxy-7,8-dihydro-6.alpha.-methylnoroxymorphon

17.alpha.-Acetylenic-.DELTA..sup.4 -androstenes

17.alpha.-Chloro-17.beta.-hydrocarbonsulfinyl-1,4-androstadienes

17.alpha.-Ethinyl-18-methyl-19-nortestosterone esters

17.alpha.-HYDROXY-1,3,5(10),15-ESTRATETRAENES AND PROCESS FOR TH

17.beta.-Ethynyl-3,17.alpha.-estradiol and derivatives thereof

17.beta.-Hydroxy-17.alpha.-methyl-5.alpha.-androstano-[3,2-c]pyr

17.beta.-Hydroxy-4-androsten-3-ones and process for the preparat