This study reports the high susceptibility of Propionibacterium acnes to four medicinal plants collected from western regions Saudi Arabia. Plant extracts were obtained by using methanol and acetone. The was tested agar well diffusion method. Plants interest, namely, Rhazya stricta, Azadirachta indica, Camellia sinensis Ocimum basilicum, exhibited good antibacterial activity with minimum inhibi...

Much research is available depicting the health benefits of tea (Camellia sinensis (L.)) for a wide variety of implications, including Sexually Transmitted Infections (STIs). Acquired Immunodeficiency Syndrome (AIDS), Human Papilloma Virus (HPV) infections, vulvovaginal candidosis and vaginal bacteriosis are some of the most prevalent STIs. Several scientific studies indicate that tea is an exc...

Botanical medicines have been used traditionally by herbalists and indigenous healers worldwide for the prevention and treatment of liver disease. Clinical research in this century has confirmed the efficacy of several plants in the treatment of liver disease, while basic scientific research has uncovered the mechanisms by which some plants provide their therapeutic effects. This article is Par...

Green tea is manufactured from the leaves of the plant Camellia sinensis Theaceae and has been regarded to possess anti-cancer, anti-obesity, anti-atherosclerotic, anti-diabetic, anti-bacterial, and anti-viral effects. Many of the beneficial effects of green tea are related to the activities of (-)-epigallocatechin gallate (EGCG), a major component of green tea catechins. For about 20 years, we...

A novel form of hydroponic culture was employed to explore the physiological function of roots of a tea plant (Camellia sinensis). The pH of the nutrient solution with an actively growing tea plant decreased during cultivation. Furthermore, no oxalic acid, tartaric acid, malic acid or citric acid, all possible factors in acidification, was detected in the nutrient solution of a growing plant. A...

In the present study, sequential extracts of Camellia sinensis, Glycyrrhiza glabra, Calendula officinalis and Linum usitatissimum were analyzed for their antioxidant activity in different test systems. Phytochemical analysis indicated that amongst twelve test extracts, methanolic extract of Camellia sinensis was found to have the highest total phenolic content (104.93 ± 1.630 mg GAE /g) and FRA...