Contribution from the Departments of Chemistry, Princeton University, Princeton New Jersey 08544, Columbia University, New York, New York 10027, and University of Pittsburgh, Pittsburgh, Pennsylvania ...

Article Views are the COUNTER-compliant sum of full text article downloads since November 2008 (both PDF and HTML) across all institutions and individuals. These metrics are regularly updated to ...

An important biological event in phytopathogens of the genus Phytophthora is sexual reproduction, which is conducted by two mating types, A1 and A2. A factor known as hormone α1 is secreted by the A1 ...

THANKS largely to the extensive researches of Levene and his collaborators, it now appears to be well established that, as suggested by Clough in 1918 1, the naturally occurring α amino-acids all ...