Results 141 to 150 of about 29,296 (274)

Chemical characterization of C<sub>31</sub> sterols from sponges and Neoproterozoic fossil sterane counterparts. [PDF]

open access: yesProc Natl Acad Sci U S A
Shawar L   +6 more
europepmc   +1 more source

Microbialite Diversity and Ocean Redox Geochemistry of the Late Tonian Callison Lake Formation. [PDF]

open access: yesGeobiology
Spruzen C   +5 more
europepmc   +1 more source

Demosponge steroid biomarker 26-methylstigmastane provides evidence for Neoproterozoic animals

open access: yesNature Ecology & Evolution, 2018
A. Zumberge   +8 more
semanticscholar   +1 more source

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