Now showing items 1-10 of 174
Analysis of vitamin B6 vitamers in plasma by cation-exchange high-performance liquid chromatography
The aims of the present study were to evaluate the cation-exchange HPLC assay published by Coburn and Mahuren using 4'-deoxypyridoxine 5'-phosphate as an internal standard, to compare the accuracy of this method of pyridoxal ...
An evaluation of dextranomer as a cleansing agent in the treatment of the postphlebitic stasis ulcer
Recent reports in the literature have indicated that dextranomer (Debrisan; Adcock-Ingram) is an effective cleansing agent for the secreting wound. To evaluate its possible use in the initial cleansing of the infected ...
The gubernaculum during testicular descent in the human fetus
This study of 178 male human fetuses and infants demonstrates that descent of the testis through the inguinal canal is a rapid process, with 75% of testes descending between 24 and 28 weeks of gestation. The gubernaculum ...
Comparative analysis of in vitro fertilization methods for establishing successful embryo transfer clinics
A review of the laboratory methods and embryo transfer procedures used by seven of the foremost clinics in the world is discussed and evaluated in this article. Based on these facts an in vitro fertilization clinic was ...
The technique for human embryo transfer at Tygerberg Hospital
From 1 May 1984 to 30 April 1985, 177 laparoscopies were performed; 684 oocytes were obtained and a fertilization rate of 85% per oocyte achieved. There was a pregnancy rate of 24,3% per embryo transfer (ET) and 20,9% per ...
Shigellosis in the south-western Cape of Good Hope 1968-85
During the period 1968-85 shigella organisms were isolated from stool specimens of 1562 patients attending Tygerberg Hospital, situated in the south-western province of the Cape of Good Hope of the Republic of South Africa. ...
Chromosome studies in 496 infertile males with a sperm count below 10 million/ml
Chromosome studies were performed on 106 men with azoospermia and 390 men with oligozoospermia (consistent sperm count below 10 million/ml). Constitutional chromosome abnormalities were found in 14.1% of the azoospermia ...
Ring chromosome 15 in a patient with features of Fryns' syndrome
A stillborn male infant with a ring chromosome 15 and some features compatible with Fryns' syndrome is presented. Neither diagnosis is common and the overlap may be of significance.
Four patients (two male and two female) underwent surgery for the removal of tumors with clinical and radiographic features typical of a meningioma. Despite an incorrect intraoperative frozen section diagnosis in two cases, ...