--Welcome reception (30th Aug)--

18:00-20:00 Restaurant in Garden Court, O.R. TAMBO International Airport

--Opening (31st Aug)--

Moderator: Prof. Yoshinori Ikenaka (Hokkaido University, Japan)

7:50-8:00 Opening Remarks

Prof. Victor Wepener (North West University)


Session: Keynote Address

8:00-8:30 Ishizuka Mayumi (Japan)Interspecies differences in xenobiotic metabolism

Chairperson: Prof. Wepener and Prof. Moundipa


Session A: Toxicology and public health

Chairperson: Prof. Ikenaka and Prof. Morshdy

SL-1 8:35-8:55 Symposium lecture-1 Hindrik Bouwman (South Africa)

Is Indoor Residual Spraying broken and what should be fixed?

O-1 8:55-9:10 Oral Lesa A THOMPSON (Japan)

Vector-control pesticide DDT detected in free-ranging chickens from South Africa

O-2 9:10-9:25 Oral Shouta M M Nakayama (Japan)

Lead pollution in the children in Kabwe mining area, Republic of Zambia- Source identification by stable isotope analysis

O-3 9:25-9:40 Oral Faustin Pascal MANFO TSAGUE (Cameroon)

Relationship between urinary bisphenol A concentration and markers of male reproductive function in rural (Djutitsa) and urban (Yaoundé) populations in


9:40-10:10 Coffee Break


Session B: Moleculer and experimental Toxicology

Chairperson: Prof. Ishizuka and Prof. van Vuren

SL-2 10:10-10:30 Symposium lecture-2 Wageh Sobhy DARWISH (Japan)

Metallothionein as a biomarker for chicken exposure to heavy metals

O-4 10:30-10:45 Oral Rialet PIETERS (South Africa)

Distribution, sources and ecological risk of polycyclic aromatic hydrocarbons (PAHs) in sediments of the Orange-Senqu River Basin, Southern Africa.

O-5 10:45-11:00 Oral Daniel OLORUNFEMI (Nigeria)

Evaluation of acute toxicity, micronuclei abnormalities and oxidative stress of effluents from a paint manufacturing industry in Midwestern Nigeria

O-6 11:00-11:15 Oral John YABE (Zambia)

Histopathologic assessment of co-joint Cd and Pb exposure in rats


11:15-12:40 Poster Core Time

12:40-13:20 Lunch


Session C: Eco-Toxicology-1

Chairperson: Prof. Akoto and Dr. Wynand Vlok

SL-3 13:20-13:40 Symposium lecture-3 Victor WEPENER (South Africa)

Application of a sediment quality triad to evaluate the risk posed by metals to a freshwater wetland ecosystem

O-7 13:40-13:55 Oral Wihan Pheiffer (South Africa)

Health assessment and biomarker responses of Clarias gariepinus from impoundments in an urban area, South Africa

O-8 13:55-14:10 Oral Oriel THEKISOE (South Africa)

Assessment of water quality and documentation of macro- and invertebrates in dams and rivers of Qwaqwa, South Africa

O-9 14:10-14:25 Oral Corrie WOLMARANS (South Africa)

The presence of heavy metals, regarded as toxic to aquatic biota, in the Mooi River catchment area, North West Province South Africa.

Session D: Eco-Toxicology-2

Chairperson: Prof. Pieters and Prof. Ezemony

O-10 14:30-14:45 Oral Wynand Malherbe (South Africa)

Chromium, copper, nickel and zinc accumulation within selected fish species from a Ramsar site in Southern Africa

O-11 14:45-15:00 Oral Ermias Deribe Weldemariam (Ethiopia)

Level of mercury in fish from the Ethiopian Rift Valley Lakes: its implications in dietary exposure

O-12 15:00-15:15 Oral Ruan Gerber (South Africa)

Assessment and monitoring of drins from a premier conservation area

O-13 15:15-15:30 Oral Claire Michelle EDWARDS (South Africa)

HCH’s in two fish species from a large floodplain pan within a subtropical conservation area

O-14 15:30-15:45 Oral Nicolaas WOLMARANS (South Africa)

Assessment of the food web structure of Xenopus muelleri from the lower Phongolo River floodplain using stable isotope analysis


15:45-16:15 Coffee break


Session E: Food Toxicology

Chairperson: Prof. Bouwman and Prof. Wageh

SL-4 16:15-16:35 Symposium lecture-4 LAWRENCE EZEMONYE (Nigeria)

Assessment of chemical additives and heavy metals in selected canned food in Nigeria: Levels and human health implication

O-15 16:35-16:50 Oral Alaa Eldin MORSHDY (Egypt)

Antibiotic and heavy metal residues in camel meat

O-16 16:50-17:05 Oral HAYDER ABDELGADER M ELBASHIR (Sudan)

Improving seed treatment methods: A key factor to reduce the risk of chemical insecticides to the environment

O-17 17:05-17:20 Oral Osei Akoto (Ghana)

Carcinogenic and non-carcinogenic risk of organochlorine pesticide residues in processed cereal-based complementary foods for infants and young


--Closing Remarks--

17:20-17:30 Prof Johan van Vuren

--Symposium Photo--