A remarkable new Premna species from Myanmar, P. grandipaniculata Y.H.Tan & Bo Li (Lamiaceae), is here described and illustrated. It differs from all known congeneric taxa by having huge complicated panicles which have tertiary branches formed by spike-like thyrses. In Premna, such a spike-like thyrse is found in P. bracteata and P. interrupta, but those species can be easily distinguished from...

OBJECTIVES Meconopsis integrifolia (M. integrifolia) is one of the most popular members in Traditional Tibetan Medicine. This study aimed to investigate the anticancer effect of M. integrifolia and to detect the underlying mechanisms of these effects. METHODS 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyl tetrazolium bromide (MTT) assay and trypan blue assay were used to evaluate the cytotoxicity ...

The genus Premna (Verbenaceae), consists of about 200 species that are native mainly to the tropical and subtropical Asia, Africa, Australia and the Pacific islands. The various Premna species are well known for their medicinal properties and have been used in Indian traditional system of medicine especially for diarrhea, stomach and hepatic disorders. Phytochemical work on this genus has resul...

Despite the strength of climatic variability at high latitudes and upper elevations, we still do not fully understand how plants in North America that are distributed between Arctic and alpine areas responded to the environmental changes of the Quaternary. To address this question, we set out to resolve the evolutionary history of the King's Crown, Rhodiola integrifolia using multi-locus popula...

BACKGROUND Although the leaves of Otostegia integrifolia traditionally claimed in Ethiopian folklore medicine for management of diabetes mellitus, it has not been validated. The aim of this study was therefore to investigate the antidiabetic activity of Otostegia integrifolia in rodents. METHODS Male rats or mice were randomly divided into five groups for diabetic, hypoglycemic and glucose to...

Klebsiella pneumoniae merupakan bakteri gram negatif yang dapat menyebabkan penyakit pneumonia atau radang paru-paru. Minyak atsiri sering disebut dengan essential oils ekstrak alami dari jenis tumbuhan berasal daun, bunga, batang, biji-bijian bahkan putik bunga. Kegunaan minyak salah satunya sebagai anti infeksi, pembunuh bakteri. Penelitian ini bertujuan untuk mengetahui gambaran aktivitas an...