† Department of Chemistry, Colorado State University, 1872 Campus Delivery, Fort Collins, Colorado 80523, United States ‡ Department of Civil and Environmental Engineering, Colorado State University, ...

The Amazon is at risk of reaching an irreversible tipping point. An estimated 17% of Amazon forests have been converted to other uses and an additional 17% degraded. The pressures on the Amazon are ...

This work found the occurrence of a distinct sialic acid-rich polysaccharide in the sperm surface of the sea urchin Lytechinus variegatus, which differed significantly from a similar molecule found in ...