Betulin, a pentacyclic triterpene and a plant pentacyclic triterpene metabolite, can be found
in large quantities in the outer bark of the birches (Betula, Betulaceae). Betulinic acid …

Betulin (B) and Betulinic acid (BA) are natural pentacyclic lupane-structure triterpenoids
which possess a wide range of pharmacological activities. Recent evidence indicates that B …

Betulinic acid, a pentacyclic triterpene, is distributed in a variety of plants, such as birch,
eucalyptus and plane trees. It shows a wide spectrum of biological and pharmacological …

Background: Colon carcinogenesis is the third most commonly occurring malignant
neoplasm and the second most common cause of cancer-related deaths globally. Betulin …

Covering: 1990–2005. Previous review: Nat. Prod. Rep., 2005, 22, 487 This article reviews
the pharmacological activity of naturally occurring triterpenoids excluding the degraded …

Betulin (lup-20 (29)-ene-3β, 28-diol) is an abundant naturally occurring triterpene and it is
found predominantly in bushes and trees forming the principal extractive (up to 30% of dry …

Betulinic acid is a naturally occurring pentacyclic lupane-type triterpenoid usually isolated
from birch trees, but present in many other botanical sources. It is found in different plant …

Malaria, caused by parasites of the genus Plasmodium, is one of the leading infectious
diseases in many tropical regions, including Nigeria, a West African country where …

Abstract 3β‐Hydroxy‐lup‐20 (29)‐en‐28‐oic acid (betulinic acid) is a pentacyclic lupane‐
type triterpene that is widely distributed throughout the plant kingdom. A variety of biological …

This review covers mainly the past 25 years of research on the biological activities of lupeol,
a significant lupane-type triterpene represented in the plant, fungi and animal kingdoms …