Now showing items 31-40 of 794
Physiological induction of the acrosome reaction in human sperm: Validation of a microassay using minimal volumes of solubilized, homologous zona pellucida
Purpose: To develop a method that could accommodate microvolumes of solubilized human zona pellucida (ZP) and sperm for assessing the induction of the acrosome reaction. Methods: A microassay using 1 μl of 2.5, 1.25, 0.6, ...
Seasonal changes in human sperm chromatin condensation
Purpose: The aim of this study was to investigate possible seasonal changes in human sperm parameters, especially chromatin condensation. Method: In a first run, 3155 patients attending the andrological outpatient clinic ...
An intracytoplasmic sperm injection pregnancy with a globozoospermic male
[No abstract available]
Recombinant human bone morphogenetic protein-2 for treatment of open tibial fractures a prospective, controlled, randomized study of four hundred and fifty patients
Background: The treatment of open fractures of the tibial shaft is often complicated by delayed union and non-union. The objective of this study was to evaluate the safety and efficacy of the use of recombinant human bone ...
Pyridoxal-5-phosphate plasma concentrations in children receiving tuberculosis chemotherapy including isoniazid
Aim: Little is known about pyridoxine nutriture of children treated with isoniazid (INH) regimens. This study documents plasma pyridoxal 5′-phosphate (PLP) concentrations in children, HIV-infected and HIV-uninfected, ...
Traumatic dislocation of the atlanto-occipital joint
We present four patients who had sustained a traumatic dislocation of the atlanto-occipital joint. The diagnosis was initially missed in two patients. One patient, who was neurologically intact, was treated non-operatively. ...
Childhood drug-resistant tuberculosis in the Western Cape Province of South Africa
Aim: Continued surveillance of drug resistance amongst children presenting with culture-confirmed tuberculosis to a tertiary care hospital and to community clinics. Methods: Drug susceptibility testing for isoniazid and ...
Capillary refilling time in newborns - Optimal pressing time, sites of testing and normal values
Aspects of capillary refilling time (CRT) in newborns, such as pressing time, sites of testing, normal values and difference between observers were assessed. CRT was measured in 280 term newborns, divided into 7 groups of ...
Nosocomial transmission of Mycobacterium tuberculosis in kangaroo mother care units: A risk in tuberculosis-endemic areas
Background and aim: Kangaroo mother care (KMC) has become the standard of care for low-risk preterm babies born in developing countries. However, the potential risk of nosocomial transmission of Mycobacterium tuberculosis ...
Bilateral ostial coronary stenosis and rheumatic aortic valve stenosis
A 49-year-old patient presented with angina pectoris and clinical findings of aortic valve stenosis and regurgitation. Rheumatic aortic valve stenosis and regurgitation was diagnosed on echocardiography. Coronary angiography ...