TRACE METAL DISTRIBUTION IN TISSUES OF CICHLIDS (OREOCHROMIS NILOTICUS AND O. MOSSAMBICUS) COLLECTED FROM WASTEWATER-FED FISHPONDS IN EAST CALCUTTA WETLANDS, A RAMSAR SITE

Trace metal distribution in tissues of cichlids (Oreochromis niloticus and O. mossambicus) collected from wastewater-fed fishponds in East Calcutta Wetlands, a Ramsar site

Background.Metals discharged in wastes from different industries into wetland ecosystems pose a serious threat to the receiving environment.Biotic components grown in the area amass such metals within their body through nutritional uptake and accumulation.The present investigation was carried out to study the extent of accumulation of different was

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Refractive behavior changes with six months daily wear of high and low oxygen permeability hydrogel contact lenses

Introduction: The investigation of myopia and soft contact lenses is not new.Many reports show that the wearing of silicone hydrogel lenses as opposed to conventional disposable hydrogel lenses results in little progression B-2 of myopia in the eyes wearing silicone hydrogels.Method: Six subjects wore a silicone hydro-gel lens on one eye while the

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