From the methanolic extract of the rhizomes of Curcuma comosa cultivated in Thailand, six new sesquiterpenes, (+)- and (-)-comosols (1, 2), comosones I (3), II (4), and III (5), and dimethoxycurcumenone (6), were isolated. Their structures were elucidated on the basis of chemical and physicochemical evidence.

Wetland ecosystems act as natural freshwater purification systems, but their rich biodiversity is being threatened with the introduction of non-native snail, Pomacea canaliculata. This study was conducted to measure herbivory effects and growth rate P. canaliculata on common macrophytes: Ipomoea aquatica, batatas, Pandanus amaryllifolius Cucurma longa. In separate experiments, macrophyte specie...

an investigation was carried out to reveal the changes in the concentration of soluble carbohydrates under tuber dormancy in food yam (dioscorea esculenta) tubers and in an economically important spice cum medicinal plant turmeric (curcuma longa) rhizomes under storage. harvested, fully matured tubers of yam and rhizomes of turmeric were stored in wooden boxes under the conditions of 28 ? 2?c t...

Saffron (Crocus sativus L.) is one of the most important and expensive medicinal spice products in the world. Because of its high market value and premium price, saffron is often adulterated through the incorporation of other materials, such as Carthamus tinctorius L. and Calendula officinalis L. flowers, Hemerocallis L. petals, Daucus carota L. fleshy root, Curcuma longa L. rhizomes, Zea may L...

Catalpol and puerarin are active ingredients isolated from Rehmannia glutinosa Libosch and Radix Puerariae, respectively. They are popular in research for their poly-pharmacological effects. This research focused on effect of anti-stroke by lyophilized powder of catalpol and puerarin (C-P) and potential mechanisms. At the beginning of research, C-P was identified and analyzed by HPLC. Neurologi...

The efficiency of turmeric fractions, such as petroleum ether, chloroform, benzene, methanol and aqueous were evaluated for their inhibitory effect on clinical standard strains pathogenic bacteria fungus. methanolic fraction Curcuma longa rhizome had high potential to inhibit some i.e. S. aureus a greater degree than other fractions longa. In our study the results show that different (petroleum...

This paper deals with the ethnobotany of turmeric (Curcuma longa L.) an ancient crop having its origin and early domestication in South Asia and ethnobotanically very important. Due to its manifold uses in cultural and social life of ethnic people of Asia with special reference to South and South East Asia, has very early domestication and evolutionary history. In India, its history begins from...

Introduction: Since Curcuma longa extract and curcumin have been shown to be potent antioxidant agents, they were used in cultured adult mouse spinal cord slices to investigate whether they can inhibit apoptosis in motor neurons. Methods: Slices from the thoracic region of adult mice spinal cord were divided into four groups: 1. Freshlyprepared slices (time 0) 2. Control 3. Slices treated by cu...

background: synthetic radio-protective agents like aminothiols are toxic and fda approved agent amifostine is no exception. some ayurvedic herbs have shown radioprotective potential. this study was carried out to test and compare the radioprotective potential of curcuma longa (cl) tinospora cordifolia (tc), zizyphus mauritiana (zm) and ocimum sanctum (os) against 2gy gamma irradiation in swiss ...