Zobrazeno 1 - 10
of 93
pro vyhledávání: '"Donald Yamashiro"'
Publikováno v:
International Journal of Peptide and Protein Research. 24:516-519
Three analogs of human beta-endorphin (beta h-EP) have been synthesized by the solid-phase method: [Phe2, Gly4]-beta h-EP(I), [Tyr5]-beta h-EP (II), and [Trp5[-beta h-ET (III). Analogs I and II are related to the highly potent hybrid analog [dermorph
Publikováno v:
International Journal of Peptide and Protein Research. 19:348-353
A double-headed analog of human beta-endorphin (betah-EP), N,N'-bis (beta-endorphinyl)-cystine (II), has been synthesized by the solid-phase method, along with betah-EP-Cys(CH2CONH2)-OH (I) and [Tyr31]-betah-EP (III). Their relative potencies in a ra
Publikováno v:
International Journal of Peptide and Protein Research. 10:159-166
The solid-phase syntheses of [D-Tyr1]-, [D-Ala2]-, [D-Phe4]- and [D-Met5]-beta c-endorphins are described. A comparison of certain methods of purification and criteria of homogeneity is made with the use of these compounds. Bioassay of these syntheti
Publikováno v:
International Journal of Peptide and Protein Research. 10:385-393
The amino terminal 54 residue peptide fragment of human somatotropin [Cys(Gam)53]-HGH-(1-54), has been synthesized by the solid-phase method. The symmetrical anhydride and active ester coupling methods were used exclusively. The synthetic product was
Autor:
Heung-Chin Cheng, Donald Yamashiro
Publikováno v:
Scopus-Elsevier
[Gly 8 ] β h EP(1-27) NH 2 and [L-Leu 8 ] β h EP(1-27) NH 2 , two analogs of human β-endorphin, were synthesized by both all-stepwise solid phase synthesis and peptide segment coupling. For the peptide segment coupling method, two thiocarboxyl pep
Publikováno v:
International Journal of Peptide and Protein Research. 23:42-46
Synthesis of ostrich and turkey corticotropin (ACTH) has been accomplished by the solid-phase method. Each was identical to the natural hormone in high performance liquid chromatography. Relative potencies in a lipolytic assay in isolated rabbit fat
Autor:
Donald Yamashiro, James Blake
Publikováno v:
International Journal of Peptide and Protein Research. 18:383-392
Methods for preparing protected peptide thiol acids by solution and solid-phase procedures have been developed. The coupling of boc-Gly-Ala-SH to polymer-bound Leu was effected with dicyclohexylcarbodiimide (DCC), 2,4-dinitrofluorobenzene (FDNB), N-b
Publikováno v:
International Journal of Peptide and Protein Research. 7:389-393
The carboxyl terminal cyclic undecapeptide of the ovine prolactin molecule: Leu-Asn-Cys-Arg-Ile-Ile-Tyr-Asn-Asn-Asn-Cys has been synthesized by the solid-phase method. The circular dichroism of the synthetic peptide has been investigated. It was also
Autor:
Choh Hao Li, Donald Yamashiro
Publikováno v:
International Journal of Peptide and Protein Research. 4:181-185
Crystalline Nα-t-butyloxycarbonyl-Ne-(p-bromobenzyloxycarbonyl)lysine has been synthesized and employed in the solid phase synthesis of the octapeptide H-Phe-Lys-Gln-Thr-Tyr-Ser-Lys-Phe-OH(I) which corresponds to positions 138–145 in human growth
Publikováno v:
International Journal of Peptide and Protein Research. 11:179-184
The 51-residue peptide ovine beta-lipotropin-(41--91) has been synthesized by the solid-phase method in about 5% overall yield. The synthetic product was characterized by partition chromatography on agarose gel, thin-layer chromatography in two solve