Molecular pharming is to use plant cells as bioreactors to produce various valuable proteins or peptides at large scales for pharmaceutical and nutritional uses.

Medical molecular farming is an approach to the production of edible vaccines, plantibodies, pharmaceuticals, where valuable recombinant proteins can be produced in transgenic plants on an agricultural scale.

Discussion on Difficulties and Tendency of SDP in China;

Tobacco has widely been employed for both basic studies and commercial adoptions in plant molecular farming, because it is easy to work with biotechnologically besides it provides large quantities of green leaf material per acre.