1. An enzyme sensor for urea based on conductivity measurement
PANOTE THAVARUNGKU AND PROESPICHAYA KANATHARANA

2. Dna extraction, amplification, and direct sequencing from hornbill feathers
PHILLIP A. MORIN, JEANNE MESSIER AND DAVID S. WOODRUFF

3. History of heavy metal contamination in bang pakong river estuary, thailand
V. CHEEVAPORN, G.S. JACINTO AND M.L. SANDIEGO-McGLONNE

4. Liver flukes and cancer in south-east asia
STITAYA SIRISINHA

5. Theoretical investigation of a product inhibition model for a continuous culture effect of yield term and parabolic specific growth rate
YONGWIMON LENBURY AND BORIBOON NOVAPRATEEP