Rhodopseudomonas palustris, one of purple nonsulfur photosynthetic bacteria, fixes carbon dioxide via Calvin-Benson cycle and has been shown previously to expre
A 2.4-m-long core was extracted from Diaojiao Lake (41°18′N, 112°21′E) at the foot of the northern part of Daqingshan Mts. High-resolution pollen analysis r
Formate and acetate are ubiquitous in the troposphere. Their occurrence is closely related to processes in the biosphere and contributes to an understanding of
As a homodimeric glycoprotein, vascular en- dothelial growth factor (VEGF) is a highly specific mitogen of vascular endothelial cells. It can induce proliferati