Keytruda, a cancer medicine, ranks among the most lucrative drugs ever sold. Since its launch in 2014 it has raked in more than $130bn in sales for Merck, its American maker, including $29.5bn ...

Thanks to new analytical tools, Chinese herbal medicines are attracting a new burst of R&D activity, as Jane Qiu reports. You have full access to this article via your institution. In the past few ...