S19–23. 13 Desai SR, Veeraraghavan S, Hansell DM, Nikolakopolou A et al. CT features of lung disease in patients with systemic sclerosis: comparison with idiopathic pulmonary fibrosis and nonspecific interstitial pneumonia. Radiology 2004;232:560–7. 14 Wells AU, Hansell DM, Haslam PL, Rubens MB et al. Bronchoalveolar lavage cellularity: lone cryptogenic fibrosing alveolitis compared with the fi...

Rhei Rhizoma (Dahuang in Chinese) is widely known as a purgative and antiinflammatory agent. In the Japanese Pharmacopoeia, Rhei Rhizoma is prescribed for four Rheum species, Rheum palmatum, R. tanguticum, R. officinale, and R. coreanum, while the first three species are prescribed for Dahuang in the Chinese Pharmacopoeia. Due to the morphologic similarity of the aerial parts and frequent occur...

BACKGROUND During adaptive radiation events, characters can arise multiple times due to parallel evolution, but transfer of traits through hybridization provides an alternative explanation for the same character appearing in apparently non-sister lineages. The signature of hybridization can be detected in incongruence between phylogenies derived from different markers, or from the presence of t...

OBJECTIVES Trichomoniasis is one of the most common sexually transmitted diseases in humans and is caused by the protozoan Trichomonas vaginalis. Nowadays, increasing resistance to drugs such as metronidazole resulted in many problem, so new effective remedies are needed. In this study, we evaluate constituents of essential oil and anti-trichomonas activity of Rheum ribes. MATERIALS AND METHO...

Rhubarb (Dahuang in Chinese), a well-known chinese herbal medicine, has long been used in the world and is officially listed in Chinese Pharmacopoeia which containing three species, Rheum palmatum L., Rheum officinale Bail and Rheum tanguticum Maxim. ex Balf. [1]. It is also formally listed in European and Japanese Pharmacopoeia [2,3]. This important herbal medicine has been discerned for centu...

Rheum species are medicinally important herbs, posses several type of biological activities due to the presence of anthraquinone derivatives. Several HPLC methods have been used for sepeatation of anthraquinone of Rheum Species. In most cases anthraquinones were separated using C18 column as a stationary phase, acetonitrile, water and methanol with or without acid as mobile phase at 1.0 ml/min ...

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