Testing VD pathogen through PCR may efficaciously prevent, cure and control VD.利用PCR技术检测性病病原体,可有效的预防, 治疗和控制性病.Results In those pathogen there 52 % is Gram - positive bacteria, there 48 % is Gram - negative bacteria.结果致病菌...
He was a newspaperman for The New York Times and some other journals.他是个记者，为《纽约时报》和其他一些报刊撰稿。He subscribes to a number of journals concerning his subject.他订阅了许多与他的学科有关的杂志.He published widely in scientific journals.他在科学期刊上...