Gelatins from the skin of four different species of fresh water fish, namely pangas catfish (Pangasius pangasius), Asian redtail catfish (Hemibagrus nemurus), striped snakehead (Channa Striata), and Nile tilapia (Oreochromis niloticus) have been successfully extracted by citric acid. The gelatin from pangas catfish was found to possessed the highest rheology properties compared to the others. I...

Pangas Pangasianodon hypophthalmus and tilapia Oreochromis niloticus were cultivated for 6 mo in earthen ponds in Bangladesh to examine occurrence of the off-flavour geosmin in water and fish and to test procedures for reduction of off-flavour. In the ponds (~1 m depth and area of 400 m2), the average geosmin concentration was 3.9 ng l−1 (range 0.2 to 20 ng l−1). No effects of season or water t...

Among the most interesting questions in Thai politics today is how to account for the rise and (until recently) the success of Thaksin Shinawatra and his Thai Rak Thai party. This article describes and analyzes some of the factors that contributed to the rise and success of Thaksin and Thai Rak Thai, arguing that neither Thaksin’s personal assets nor the effects of the crisis are enough to expl...