List of works - Johan van Vuren

A thrombelastographic study of the effect of stress on the blood coagulation in Cyprinus carpio (Cyprinidae) and Oreochromis mossambicus (Cichlidae)

scientific article published on 01 January 1985

Application of a Sediment Quality Index for the assessment and monitoring of metals and organochlorines in a premier conservation area

scientific article published on 23 August 2015

Assessment of DDT contamination in house rat as a possible bioindicator in DDT-sprayed areas from Ethiopia and South Africa.

scientific article published on September 2017

Bioaccumulation and human health risk assessment of DDT and other organochlorine pesticides in an apex aquatic predator from a premier conservation area

scientific article published on February 2016

Bioconcentration of atrazine in the banded tilapia, Tilapia sparrmanii

scientific article published on April 1, 1992

Bioconcentration of atrazine, zinc and iron in the blood of Tilapia sparrmanii (cichlidae) ⬇️

scientific article published on January 1, 1991

Biomarkers in tigerfish (Hydrocynus vittatus) as indicators of metal and organic pollution in ecologically sensitive subtropical rivers.

scientific article published on 5 April 2018

Concentrations and Human Health Risk Assessment of DDT and Its Metabolites in Free-range and Commercial Chicken Products from KwaZulu-Natal, South Africa.

scientific article published on 24 July 2017

Effect of manganese and iron at a neutral and acidic pH on the hematology of the banded tilapia (Tilapia sparrmanii)

scientific article published on 01 October 1992

Effects of chromium during pH change on blood coagulation in Tilapia sparrmanii (Cichlidae)

scientific article published on February 1, 1992

Histological evidence of intersex in feral sharptooth catfish (Clarias gariepinus) from an estrogen-polluted water source in Gauteng, South Africa.

scientific article published in December 2004

Histopathological changes in the reproductive system (ovaries and testes) of Oreochromis mossambicus following exposure to DDT.

scientific article published on 5 April 2009

Human Health Risk from Consumption of Marine Fish Contaminated with DDT and Its Metabolites in Maputo Bay, Mozambique.

scientific article published on 15 March 2018

Metal concentrations in Hydrocynus vittatus (Castelnau 1861) populations from a premier conservation area: Relationships with environmental concentrations.

scientific article published on 19 March 2016

Ontogenesis and ultrastructure of seminal vesicles of the catfish, Clarias gariepinus

scientific article published on 01 January 1994

Physical composition of the semen of Barbus aeneus, the smallmouth yellowfish (Cyprinidae).

scientific article published in January 1988

Preliminary laboratory investigation of the bioconcentration of zinc and iron in selected tissues of the banded tilapia, Tilapia sparrmanii (Cichlidae)

scientific article published on 01 May 1993

Responses of laboratory exposed catfish (Clarias gariepinus) to environmentally relevant concentrations of p,p'-DDT.

scientific article published on 30 August 2012

Some ultrastructural observations of leydig and sertoli cells in the testis of Tilapia rendalli following induced testicular recrudescence

scientific article published on 01 October 1990

The effect of copper on the blood chemistry of Clarias gariepinus (Clariidae).

scientific article published in November 1994

The effect of hexavalent chromium at different pH values on the haematology of Tilapia sparrmanii (Cichlidae)

scientific article published on 01 February 1992

The freshwater river crab, Potamonautes warreni, as a bioaccumulative indicator of iron and manganese pollution in two aquatic systems.

scientific article published in October 1998

The lack of endocrine disrupting effects in catfish (Clarias gariepinus) from a DDT sprayed area

scientific article published on 8 February 2012

The use of different enzymes in feral freshwater fish as a tool for the assessment of water pollution in South Africa.

scientific article published in October 2004

The use of the urogenital papillae of male feral African sharptooth catfish (Clarias gariepinus) as indicator of exposure to estrogenic chemicals in two polluted dams in an urban nature reserve, Gauteng, South Africa

scientific article

Thrombelastographic diagnosis of blood coagulation in two freshwater fish species