Using genomics, a chemistry lab has worked out the biosynthetic machinery that makes a new class of antibiotic compounds called the beta-lactones. Like the beta-lactams, they have an unstable ...
Proceedings of the National Academy of Sciences of the United States of America, Vol. 114, No. 34 (August 22, 2017), pp. 9092-9097 (6 pages) In several Proteobacteria, LuxI-type enzymes catalyze the ...
Main conclusion Sunflower trichomes fully develop on embryonic plumula within 3 days after start of germination. Toxic sesquiterpene lactones are produced immediately thereafter thus protecting the ...