lemna/hypersensitivity

Three naphthoquinone derivatives, rhinacanthin-C (1), -D (2) and -N (3) were isolated from the extract of Rhinacanthus nasutus Kurz leaves and were tested for anti-allergic effect. The result indicated that all three compounds possessed very potent anti-allergic activity against antigen-induced

Fresh sap and crushed leaf of birch (Betula verrucosa) were tested with the scratch chamber method in 117 atopic persons, 74 of whom were allergic and 43 nonallergic to birch pollen, and in 33 control patients. Immediate positive reactions to birch sap were seen in 39% and to leaf in 28% of the

A 62-year old farmer woman from the northeastern, very rainy part of Turkey has been collecting large amounts of green and brown involucral hazel-nut leaves for subsequent use as fuel. For the last 20 years she had been complaining of cough, respiratory distress and intermittent fever. In the course

BACKGROUND Synthetic antihistamine drugs cause various adverse effects to overcome these problems with natural phytomedicine or phytoconstituents. METHODS Tragia involucrata leaves were extracted with soxhlet apparatus and fractionated with column chromatography the homogenized fractions were

OBJECTIVE To investigate the immunosuppressive potential of Pluchea lanceolata 50% ethanolic extract (PL) and its bioactive chloroform fraction (PLC). METHODS Preliminary screening of the Pluchea lanceolata 50% ethanolic extract (PL) was carried out with basic models of immunomodulation, such as,

The present study was undertaken to explore the immunomodulatory activity of ethanolic and water extracts of Capparis zeylanica Linn. (family: Capparidaceae) leaves on neutrophil adhesion test, humoral response to sheep red blood cells, delayed-type hypersensitivity, phagocytic activity and

OBJECTIVE The aim of this study was to examine the pollution level of the occupational environment and to investigate the effects of occupational exposure to tobacco dust on the respiratory system of tobacco workers. No such study has previously been conducted in Greece, which is one of the main

In this study, we investigated the therapeutic potential of Cinnamomum camphora leaves on allergic skin inflammation such as atopic dermatitis. We evaluated the effects of C. camphora leaves on human adult low-calcium high-temperature keratinocytes and atopic dermatitis mice. C.