摘要:
The present invention relates to chrolactomycin compound represented by the following formula (I): or pharmaceutically acceptable salts thereof having antibacterial and antitumor activities.
摘要:
UCS1025 compounds represented by the following formula (I): wherein R represents hydrogen or hydroxyl group, or tautomers or pharmacologically acceptable salts thereof.
摘要:
The present invention relates to UCK14 compounds having antitumor activity which are represented by the formula: wherein R 1 is hydrogen or -COOC(CH 3 ) 3 ; and R 2 and R 3 are taken together to form -CH 2 -, or each R 2 and R 3 independently are hydrogen, and pharmaceutically acceptable salts thereof.
摘要:
According to the present invention, a recombinant DNA wherein a DNA coding for a novel physiologically active polypeptide produced by human erythroleukemia cell strain K562-T1 is incorporated and a microorganism or an animal cell carrying the recombinant DNA can be obtained, and they can be utilized for producing a large amount of the physiologically active polypeptide.
摘要:
According to the present invention, a recombinant DNA incorporated with a DNA coding for a fish growth hormone polypeptide and a microorganism containing the recombinant DNA were obtained and they can be used for mass production of the fish growth hormone polypeptide.
摘要:
Disclosed is a process for expressing a gene and producing a metabolic product formed by the gene by culturing a transformant microorganism carrying a recombinant DNA constructed of a DNA fragment having at least one gene to be expressed and a vector DNA, at least one of which is foreign to the host microorganism.