解析:The best answer is A. The last paragraph characterizes oligosaccharins as “specific chemical messengers” (lines 40-41). The passage indicates that these chemical messengers are “specific” in that, unlike the pleiotropic hormones, they are likely to have particular effects on particular pla...
[146] Therapeutic formulations of antagonists used in accordance with the present invention may be prepared by any of the following pharmaceutically acceptable carriers, excipients or stabilizers: Remington's Pharmaceutical Sciences 16th edition, Osol, A. Ed. (1980), for storage in the form of a ...