Association of gestational anemia with pregnancy conditions and outcomes: A nested case-control study.

Background: Gestational anemia is a serious public health problem that affects pregnant women worldwide. Pregnancy conditions and outcomes might be associated with the presence of gestational anemia. This study investigated the association of pregnancy characteristics with anemia, exploring the potential etiology of the disease.

[Studies on macrocyclic jatrophane diterpenes of Euphorbia kansui].

Objective: To study macrocyclic jatrophane diterpenes of Euphorbia kansui.

Method: The compounds were isolated and purified by various column chromatographic methods. Structures were elucidated by spectroscopic analyses.