An Integrated Environmental Biotechnology for Enhanced Bioremediation of Crude Oil Contaminated Agricultural Land

An enhanced in situ bioremediation of crude oil contaminated soil samples was carried out by manipulating a natural bioremediation process. In this approach, the soluble microbial products (SMPs) released during the metabolism of the p…

  INE Onwurah

 Vol.1  No.2 - 2003
Status:  Published

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The Biology of Pellonula leonensis Boulenger, 1916 (Osteichthyes: Clupeidae) in Anambra River, Nigeria

The biology of the commercially important clupeid, Pellonula leonensis, was studied from May 1998 to March 1999 in the Anambra river. In the atalla fishery of this river, the clupeid was the dominant species in terms of number and weig…

  HMG Ezenwaji, FN Offiah

 Vol.1  No.2 - 2003
Status:  Published

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Purification and Some Properties of Rubber Seed Lipoxygenase

Lipoxygenase was extracted from rubber seed and purified by ammonium sulphate precipitation, gel filtration on Sephadex G – 25 and ion – exchange chromatographies on DEAE – cellulose columns. The enzyme was purified 78 fold and 38.56% …

  MN Anokwulu

 Vol.1  No.2 - 2003
Status:  Published

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Effect of Sex, Age, Starvation and Feeding, Isolation and Crowding and Oviposition on Longevity of Zonocerus Variegatus (Orthoptera: Pyrgomorphidae)

The effects of starvation, feeding, sex and oviposition on the longevity of adult Zonocerus variegates L. in isolation or in groups was investigated in the laboratory. Females lived significantly longer than males either in isolation o…

  WA Muse

 Vol.1  No.2 - 2003
Status:  Published

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Preliminary studies on the endo-xylanase and acetyl esterase of Clostridium thermohydrosulfuricum (JW 102)

Clostridium thermohydrosulfuricum (JW102) produced low levels of xylanase in mineral medium containing yeast extract and beechwood xylan. Production of xylanase was highest at growth temperatures of 62 – 64oC. Both xylan and xylose sup…

  IM Ezeonu, AN Moneke, SKC Obi

 Vol.1  No.2 - 2003
Status:  Published

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Correlation of Lipid Peroxidation Index With Sickle Haemoglobin Concentrations In Malaria-Positive and-Negative Statuses of AA, AS and SS Individuals from the University of Nigeria, Nsukka Community

The incidences of different haemoglobinopathy genes were determined in 6406 volunteers from the University of Nigeria, Nsukka, community. Results revealed 3.81% and 29.04% incidences of sickle cell anaemia (SCA) and Sickle gene trait r…

  PN Uzoegwu, AE Onwurah

 Vol.1  No.1 - 2003
Status:  Published

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Phytoplankton Production in Ogelube Lake Opi,

The rate of phytoplankton production in Ogelube lake, Opi was investigated for one year using oxygen light and dark bottle technique. Water samples were collected from a mid-lake location at three depths and incubated in situ for four …

  NO Nweze

 Vol.1  No.1 - 2003
Status:  Published

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Effects of Nominal Exposure to Petrol on Organ Pathogenesis and Histopathology of Rats

Ten (10) male Wistar rats of average body weight 160 g were nominally exposed to petrol for seven (7) days and the effect of this on the organs:- brain, lungs, spleen, kidneys and liver were investigated. Another set of 10 male Wistar …

  O Obidoa, E Eirewele, LUS Eseanyika, SVO Shoyinka

 Vol.1  No.1 - 2003
Status:  Published

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In Vivo Metabolism in Rats of Cyanide -Containing Compounds From Cassava Leaves

Qualitative analysis of ethanol extracts of cassava by double dimensional thin-Iayer chromatography indicated the presence of novel cyanide-containing compounds, which were shown chemically to be cyanohydrin (Rf, 0.25) ands nitrile (Rf…

  PN Okafor

 Vol.1  No.1 - 2003
Status:  Published

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An Assessment of the Phytochemical and Nutrient Composition of the Pulverized Root of Cissus Quadrangularis

The phytochemical and nutrient composition of the pulverized dried root of Cissus quadrangularis (an edible Nigerian vegetable) were determined. Phytochemical tests on the plant revealed the presence of alkaloids, saponins, tannins, fl…

  OC Enechi, I Odonwodo

 Vol.1  No.1 - 2003
Status:  Published

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