Giardia lamblia and Entamoeba histolytica are two important parasites of the gastrointestinal tract causing gastroenteritis in human population. The present study is carried out to check the prevalence of these two parasites in the stream and open well water of district Hangu of Khyber Pakhtunkhwa 200/two hundred sample were examined through PCR which showed 26.5% (53/200) and 22.5% (45200) positive results for Giardia lamblia and E.histolytica respectively . The PCR product for Giardia lamblia was 163bp HSP (heat shock protein) and for Entamoeba histolytica was135bp small fragment of DNA.

The present study was planned to investigate the level of cholesterol in obese and non-obese individuals according to their BMI and age in different population residing in Karachi. A total of 40 subjects 18-55 years of age participated in the study, among which 30 subjects (Age=29.47 1.99) were obese (BMI=35.41 0.878) and 10 were control with (age =21.00 0.547) and BMI =19.96 0.432. An overnight fasting blood sample was obtained and serum total Cholesterol (T-CH) level was estimated. Obese persons having Mean T-CH=202.6 14.3 and control having Mean T-CH=173.3 14.0.The data was further divided...