Search
Now showing items 111-118 of 118
The effectiveness of sewage treatment processes to remove faecal pathogens and antibiotic residues
(TAYLOR & FRANCIS INC, 2013)
Pathogens and antibiotics enter the aquatic environment via sewage effluents and may pose a health risk to wild life and humans.The aim of this study was to determine the levels of faecal bacteria, and selected antibiotic ...
Human coronavirus NL63: A clinically important virus?
(Future Science Group, 2011)
Respiratory tract infection is a leading cause of morbidity and mortality worldwide, especially among young children. Human coronaviruses (HCoVs) have only recently been shown to cause both lower and upper respiratory tract ...
Cytotoxic and cell cycle arrest properties of two steroidal alkaloids isolated from Holarrhena floribunda (G. Don) T. Durand & Schinz leaves
(BMC, 2019)
The plant Holarrhena floribunda (H. floribunda; G. Don) is indigenous to sub-Saharan Africa and is traditionally used to treat several ailments. The present study was carried out to isolate and characterize bioactive ...
Use of a rat ex-vivo testis culture method to assess toxicity of select known male reproductive toxicants
(Elsevier, 2016)
Due to the complex physiology of the testes, in vitro models have been largely unsuccessful at modeling testicular toxicity in vivo. We conducted a pilot study to evaluate the utility of the Durand ex vivo rat seminiferous ...
Autoimmune progesterone dermatitis: Case report with history of urticaria, petechiae and palpable pinpoint purpura triggered by medical abortion
(South African Medical Association, 2016)
Autoimmune progesterone dermatitis (APD) is a rare autoimmune response to raised endogenous progesterone levels that occur during the
luteal phase of the menstrual cycle. Cutaneous, mucosal lesions and other systemic ...
Critical evaluation of two models of flow cytometers for the assessment of sperm DNA fragmentation: an appeal for performance verification
(Medknow Publications, 2019)
Lack of standardized, reproducible protocols and reference values is among the challenges faced when using new or upgraded
versions of instruments in reproductive laboratories and flow cytometry. Terminal deoxynucleotidyl ...
Effects of temperature and storage time on the motility, viability, DNA integrity and apoptosis of processed human spermatozoa
(Wiley, 2019)
The aim of this study was to evaluate motility, viability, DNA integrity and apoptosis of
spermatozoa when washed semen samples were kept for up to 12 days at 4–6°C and
25°C. In this experimental study, 26 normozoospermic ...
Reconstruction of major maternal and paternal lineages of the Cape Muslim population
(Sociedade Brasileira de Genética, 2013)
The earliest Cape Muslims were brought to the Cape (Cape Town - South Africa) from Africa and Asia from 1652 to
1834. They were part of an involuntary migration of slaves, political prisoners and convicts, and they ...