background: dental clinics are known to be one of the largest users of toxic inorganic mercury. it is well documented that dentists and dental assistants who work with amalgam are chronically exposed to mercury vapor. this study investigates exposure to mercury vapor in a dental clinic. methods: gbc cold vapor atomic absorption spectrometry (aas), using sodium borohydride as the reducing agent,...

Introduction: Up to 15% of children under the age 15 may have paediatric urolithiasis, which is linked with severe morbidity and high recurrence rates. This condition still a serious urological concern. In 86% 96.1% kids kidney stone disorders, metabolic abnormalities are one most frequent causes urolithiasis. Hypercalciuria, hyperoxaluria, hyperuricosurea, hypocitraturea prevalent disorders. o...

The rat is a commonly used model for the study of lower urinary tract function before and after spinal cord injury. We have previously reported that in unanesthetized freely moving rats, although phasic external urethral sphincter (EUS) activity (bursting) is most common during micturition, productive voiding can occur in the absence of bursting, which differs from results seen in anesthetized ...

introduction: the types and incidence of the chromosomal abnormalities in failed fertilized oocytes that were taken after routine in vitro fertilization (ivf) and intracytoplasmic sperm injection (icsi) programs were investingated in patients referred the royan institute. materials and method: in this study, 364 air-dried preparation of failed fertilized oocytes after either ivf (91 samples) or...

many patients with thyrotoxicosis develop hypercalciuria and nypercalcemia. urine calcium excretion depends on diet, latitude and sunshine exposure. with regard to variation of these indices in different geographical regions, we conducted a one-year study on 202 patients, 65 males and 137 females, with thyrotoxicosis of varying severity. the mean age of patients was 35.24±11.95 and 35.87±12.21 ...

background and objective: vesicoureteral reflux (vur) is one of the most common urinary tract abnormalities in patients with urinary tract infection. nowadays noninvasive diagnostic methods are suggested to recognize vur and its severity. methods: we measured urinary and serum fibronectin in 51 children with vur. results: the mean serum fibronectin was 318.3±112.1 in children with low grade vur...