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heavy metals

Papers (742)

Heavy Metal Bioaccumulation in Periwinkle (Tympanostomus Spp) and Blue Crab (Callinectes amnicola) Harvested from a Perturbed Tropical Mangrove Forest in the Niger Delta, Nigeria

Oluowo Elohor Freeman & Olomukoro John Ovie · Journal of Agriculture and Ecology Research International · 2017

The last decade in Nigeria saw useful scientific contributions in biomonitoring different environmental matrices and understanding their health indices, however with scanty toxicological evidences, especially their oxidative stress response and oxygen affinity. The present study...

Open access Research Article 10.9734/JAERI/2017/31568

Concentration Levels and the Associated Health Risks of Elements in Food Crops Grown in the Neighbourhood of Minjingu Phosphate Mine, Tanzania

Najat K. Mohammed & Leonid L. Nkuba · Chemical Science International Journal · 2017

The concentration levels of heavy metals in food crops (maize and mung beans) grown in the neighbourhood of Minjingu Phosphate mine were analyzed using EDXRF. The metal concentrations in both food crops followed the following pattern Fe > Zn > Cu > Cd > Cr > Pb &gt...

Open access Research Article 10.9734/CSJI/2017/31476

Detection of Heavy Metals in Breast Milk and Drinking Water in Damietta Governorate, Egypt

Amany F. Hasballah & Mokhtar S. Beheary · Asian Journal of Biology · 2017

The concentrations of (Manganese, Iron, Zinc, Copper, Lead, Cadmium and Nickel) were determined in 20 samples of breast milk and drinking tap water (10 samples each) collected from Damietta Governorate to comparatively survey these two sources for the accumulation of heavy metals...

Open access Research Article 10.9734/AJOB/2016/30517

Copper and Zinc Removal from Contaminated Water Using Coffee Waste

Lovell Odili E. Agwaramgbo, Renata Fraga Cardoso & Taynara Simão Matos · Journal of Scientific Research and Reports · 2017

Aim: The aim of this research is to evaluate the selectivity in metal removal by coffee waste from binary-metal polluted water from contaminated water. Place: The work was done at Dillard University in New Orleans, LA, USA. Duration: The project was carried out between November a...

Open access Research Article 10.9734/JSRR/2016/31118

Assessment of Trace Elements Concentration in Tissues of Tilapia Fish (Tilapia guineensis) from Badagry Creek, Nigeria

Balogun Kayode James · Journal of Applied Life Sciences International · 2017

Aims: To determine trace element (Fe, Cu, Pb, Zn, Cr and Cd) concentrations in Tilapia guineensis tissues from Badagry creek, and to test hypotheses of (1) no significant difference in the element concentrations in muscle, liver, gill and kidney of Tilapia guineensis and (2) the...

Open access Research Article 10.9734/JALSI/2017/30771

Hydrobiological Assessment of the High Mountain Kolsay Lakes (Kungey Alatau, Southeastern Kazakhstan) Ecosystems in Climatic Gradient

E. G. Krupa, S. M. Barinova, S. M. Romanova & A. B. Malybekov · International Journal of Environment and Climate Change · 2016

Aims: The aim of this study is to assess the ecological status of the Kolsay high mountain lakes according to their hydrochemical parameters and structure of phytoplankton communities and reveal the altitude climatic condition impact. Study Design: We implemented bio-indication a...

Open access Research Article 10.9734/BJECC/2016/26496

Investigation of the Occurrence and Levels of Some Heavy Metals in Spring Water from Bazza, Pella and Yadim Areas of Adamawa State

Pigweh Isa Amos & Innocent Amada Joseph · Chemical Science International Journal · 2016

Analytical studies was carried out on springs water samples collected from Bazza (Michika L.G.A), Pella (Hong L.G.A) and Yadim (Fufore L.G.A) in Adamawa state of Nigeria in order to investigate the occurrence and concentration levels of some heavy metals using the Atomic Absorpti...

Open access Research Article 10.9734/CSJI/2016/30118

Assessment of Heavy Metals in Surface Water and Bottom Sediment of Ekpan Creek, Effurun, Delta State, Nigeria

Oluowo Elohor Freeman & Isibor Patrick Omoregie · Journal of Applied Life Sciences International · 2016

The accumulation of heavy metals in water and sediment of Ekpan Creek has increased significantly from previously reported concentrations. The present study was designed to assess the levels of heavy metals in surface water and sediment in the Creek using scientifically recommend...

Open access Research Article 10.9734/JALSI/2016/29144

Assessment of Heavy Metals Pollution in Marine Sediments along the Mediterranean Sea, Egypt

Hazem T. Abd El-Hamid, Talaat A. Hegazy, M. S. Ibrahim & Khalid M. El-Moselhy · Journal of Geography, Environment and Earth Science International · 2016

The Mediterranean Sea receives domestic, agricultural and industrial untreated wastewaters from many cities and surrounding villages between Damietta and Port Said. The present study was to obtain a preliminary assessment about the level and distribution of some heavy metals (Fe,...

Open access Research Article 10.9734/JGEESI/2016/26887

Concentration of Selected Heavy Metals in Sediments and Liver of Wild African Catfish (Clarias gariepinus) in Lake Kanyaboli, Kenya

Omondi Cornel Akwiri, P. O. Raburu, O. J. B. Okeyo, F. Ramesh & F. O. Onyangore · Annual Research & Review in Biology · 2016

It is evident that high heavy metal concentrations in sediments are eventually magnified along the aquatic lives like fish hence affecting human health. The present study therefore sought to determine the concentration of some heavy metals in sediments and liver of Wild African C...

Open access Research Article 10.9734/ARRB/2016/28471

Adsorption of Selected Heavy Metals on Modified Nano Cellulose

E. S. Madivoli, P. G. Kareru, A. N. Gachanja, S. Mugo, M. K. Murigi, P. K. Kairigo, Cheruiyot Kipyegon, J. K. Mutembei & F. K. Njonge · International Research Journal of Pure and Applied Chemistry · 2016

Cellulose is an inexpensive, renewable, bio-based and an abundant raw material suitable for the development of filter membranes for water purification. This is because it has numerous functional groups that afford ease of modification to create active surfaces upon chemical modif...

Open access Research Article 10.9734/IRJPAC/2016/28548

Measurement of the Level of Some Heavy Metals in Fall-out Dusts at Rehoboth Town, Hardap Region, Namibia

S. A. Onjefu, N. Hamatui & J. Abah · Current Journal of Applied Science and Technology · 2016

Aims: To determine the levels of heavy metals in fall-out dust from Rehoboth town, Hardap region, Namibia. Study Design: Modified open bucket samplers were used to collect the settleable particulate. Six “ordinary” open buckets were placed at different locations (Blocks A to F)....

Open access Research Article 10.9734/BJAST/2016/28436

Oxidative Stress Pathway Mechanisms Induced by Four Individual Heavy Metals (As, Hg, Cd and Pb) and Their Quaternary on MCF-7 Breast Cancer Cells

Egbe Egiebor, Adam Tulu, Nadia Abou-Zeid, Ozuem F. Oseji & Ali B. Ishaque · Journal of Advances in Medicine and Medical Research · 2016

Cell death induced by the production of reactive oxygen species (ROS) has largely been associated with the activation of oxidative stress pathway; however, the direct mechanism(s) involved are unknown. This study evaluates the oxidative stress pathways by which four heavy metals...

Open access Research Article 10.9734/BJMMR/2016/27687

Cytotoxic and Genotoxic Impacts of Pharmaceutical Effluent from KP Pharmaceutical Industry, Nigeria

A. C. Udebuani, A. O. Ofoma, O. Otitoju, P. N. Abara, T. N. Ezejiofor & M. C. Chukwuma · Chemical Science International Journal · 2016

The potential genotoxicity and cytotoxicity of water effluent from a pharmaceutical industry in Ogidi, Anambra State, Nigeria was evaluated using Allium cepa Linn assay. This is an alternate first-tier assay to experiments on animals for preliminary toxicity screening in accordan...

Open access Research Article 10.9734/ACSJ/2016/27604

Determination of Heavy Metals in Public Tap Water in Ibadan Metropolis, Southwestern Nigeria

Funmilayo Joke Okparaocha, Peter Olaoye Oyeleke & Olushola Ayoola Abiodun · Chemical Science International Journal · 2016

The quality of public taps water transiting from the point of distribution to the end users was analyzed in this study to assess the level of chemical contamination en route, and the result obtained were compared with WHO and NIS/SON recommended standards for drinking water. Sixt...

Open access Research Article 10.9734/ACSJ/2016/26146