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Antinociceptive activity of some Bangladeshi medicinal plant extracts
Uddin, S.J.,Shilpi, J.A.,Rouf, R.,Ferdous, M.M.,Nahar, L.,Sarker, S.D. Kyung Hee Oriental Medicine Research Center 2006 Oriental pharmacy and experimental medicine Vol.6 No.2
The extracts of some Bangladeshi medicinal plants, Possur (Xylocarpus mekongensis), Dhundul (Xylocarpus granatum), Gab (Diospyros peregrina), Kadom (Anthocephalus chinensis) and Sundari (Heritiera fomes), were assessed for their possible antinociceptive activity using acetic acid induced writhing model in mice. Most of these plants have been used in traditional medicine in Bangladesh as well as in other countries for the treatment of various ailments ranging from common cold to cancer. All these extracts significantly inhibited the acetic acid induced writhing in mice at the oral dose of 500 mg/kg body weight. The extract of Anthocephalus chinensis bark showed the most potent writhing inhibition (69.47%, P < 0.001) and that of Diospyros peregrina bark had the least (33.54%, P< 0.02).
Siraz M.M. Mahfuz,Alam M.S.,Jubair A.M.,Das S.C.,Ferdous J.,Hossain Z.,Das S.,Khandaker Mayeen Uddin,Bradley D.A.,Tokonami Shinji,Yeasmin S. 한국원자력학회 2023 Nuclear Engineering and Technology Vol.55 No.8
Radon is a naturally occurring carcinogenic agent, poses a serious health hazard when inhaled or ingested in significant amounts. The water of the Padma river will be used as a tertiary coolant for the soon-to-be-commissioned ‘Rooppur Nuclear Power Plant’. Hence, it is important to assess the radiological status of the river prior to the commission of this power plant. Therefore, for the first time, 25 samples of water were collected from various locations of the Padma River and analyzed for radon concentration using the RAD H2O (DURRIDGE) radon monitoring device. The radon concentrations were found in the range from 0.077 ± 0.036 to 0.494 ± 0.211 Bq/L with a mean of 0.250 ± 0.093 Bq/L. All the concentrations were found to be below the recommended limits of WHO (100 Bq/L) and USEPA (11.1 Bq/ L). The mean annual effective dose due to the radon exposure via inhalation and ingestion pathways were 0.638 mSv/y and 0.629 mSv/y, respectively, which were all well below the annual effective dose recommended by WHO (0.1 mSv/y). Since Bangladesh lacks a national safety limit of radon in water, this pioneering study provides baseline data on radon levels for the environment around Rooppur Nuclear Power Plant.