African Journal of

  • Abbreviation: Afr. J. Biotechnol.
  • Language: English
  • ISSN: 1684-5315
  • DOI: 10.5897/AJB
  • Start Year: 2002

AJB Articles in press

Biogenic synthesis of silver nanoparticles using Azadirachta indica methanolic bark extract and their anti-proliferative activities against DU-145 human prostate cancer cells

Article in Press

Phytomedicine coupled with nanotechnology has shown promise in treating different ailments including cancer. In the current study, silver nanoparticles (AgNPs) were biogenically synthesized using methanolic extracts of Azadirachta indica (neem) barks and tested for cytotoxic and anti-proliferative activities on normal cells (Vero E6) and human prostate cancer cells (DU-145) respectively by resazurin assay. Characterization...

Author(s):Shedrack Reuben Kitimu, Peter Kirira, Judith Sokei, Dominic Ochwangi, Peter Mwitari and Naomi Maina,

A review of traditional fermented foods and beverages of the Democratic Republic of Congo

Article in Press

Several traditional fermented foods and beverages are produced at the household level in the Democratic Republic of Congo. These include fermented cereal-based porridges from sorghum or eleusine ( musululu ), from corn (mandrakwa and Munkoyo); fermented cereal-based foods (bakinde), fermented milk products (mashanza and kivuguto), fermented root-based foods (kwanga, lobe, tshomba tshia kabiola, tshomba tsha mbenzu,...

Author(s):J B Kashama, R K Foma, D K Mayele

Partial Characterization of polygalacturonase enzyme produced by thermophilic fungus isolated from decayed fruits

Article in Press

Polygalacturonases are an important member of the pectinase family of enzymes and they possess considerable biotechnological and commercial potential. In the present study, a polygalacturonase producing fungus has been isolated from decaying tomatoes. This fungus has been identified as Aspergillus niger based on colony morphology and hyphal characteristics. The fungus was used to produce acidic polygalacturonase enzyme...

Author(s):Gebiru Sinshaw Wondie, Gojjam Bayeh Dessie , P.R. Jeyaramraja

Isolation and characterization of multidrug resistance bacteria from hospital sewage samples, Maharashtra, India”

Article in Press

Development of the multiple antibiotic resistance is the major cause of clinical infections world wide and has been increasing. This study determined the pattern of bacterial multiple antibiotic resistance in hospital sewage samples obtained from Marathwada region of India. The present study had used 48 isolates of bacteria obtained from 6 different locations of Aurangabad, Marathwada India. Antibiotic sensitivity test...

Author(s):Bhaurao Bapurao Choushette,Prof. Rajendra A. Satpute, Sarita Laxmikant Solunke

Optimization of PCR protocol for ISSR Marker based diversity analysis of Acid Lime [Citrus aurantifolia (Christm.) Swingle] Germplasm of Eastern Nepal

Article in Press

Acid lime [Citrus aurantifolia (Christm.) Swingle] is a valuable commercial fruit crop grown in Nepal's Terai to high hills which has high economic, cultural and medicinal importance. Due to low quality planting materials and poor orchard management, production and productivity of acid lime are extremely low in Nepal. The present study aims at optimization of ISSR-PCR reaction and cycling conditions for PCR amplification...

Author(s):Nabin Narayan Munankarmi?, Neesha Rana, Tribikram Bhattarai, Ram Lal Shrestha, Sujan Chaudhary and Sangita Shrestha

Assessment of proximal, mineral composition and content of vitamin A and C of leaves and flowers from Lippia multiflora vegetable in Benin.

Article in Press

Lippia multiflora is a plant whose leaves and flowers are used as a food in Benin, so it is important to determine the nutritional properties of leaves and flowers of Lippia multiflora. Biochemical analyses for the determination of macronutrients, mineral salts and vitamins A and C on leaves and flowers of this leaf vegetable were done. The result indicates that the contents in leaves and flowers are respectively: 5.44±...

Author(s):Djengue Hihoto Wilfrid, Adjatin Arlette, Djehoue Rock, Bonou-gbo Zaki, Odjo Codjo Tiburce, Koukpo Zinsou Com, Fassinou Arsène Jacques, Tiko Gérard, Ahissou Hyacinthe, Dansi Alexandre,

Cryopreservation of plant genetic resources: a legacy for humanity

Article in Press

Plant genetic resources are essential for agri-food security in the world and conservation of genetic diversity. Cryopreservation is an in vitro culture technique used for long-term plant conservation, by freezing the tissue at low temperatures usually with liquid nitrogen (-196ºC). During cryopreservation, cell division and metabolic activity of the explants are quiescent. There are different cryopreservation techniques...

Author(s):Tirado Bibiana, Sandoval-Cancino Gabriela

Polymorphism of the heat shock protein 70 gene in indigenous chickens from different agro-climatic zones in Kenya

Article in Press

Climate change leads to heat stress, which is one of the most challenging environmental conditions affecting poultry. Studying thermotolerance in poultry is crucial because it may identify genetic lines that can withstand heat stress. This study aimed to investigate polymorphisms in the heat shock protein 70 (HSP70) gene in indigenous chicken. In Kenya, we collected 277 blood samples from selected chicken ecotypes from...

Author(s):Grace Moraa Kennedy , Stephen Njuguna Kuria, Philip Murunga Panyako, Jacqueline Kasiiti Lichoti, Sheila Cecily Ommeh


Article in Press

The water-uptake pattern of Tiger-nut (Cypecus esculentus) yellow variety was determined at 30, 35, 40, 45 and 50oC during soaking for 0 - 96 hours. Also, the microbial load of the soak water at the point of full turgidity of soaked tiger nut at temperatures of 30, 35, 40, 45 and 50oC was were also determined. The hydration curves obtained showed shows that most of the moisture uptake took place within the first 24 hours,...

Author(s):Mordi JI, Obode OC, Eboagwu LI, Ibekwe DO and Elemo GN

Identification of Potential Seed Storage Protein Responsible for Bruchid Resistance in Common Bean Landraces from Tanzania and Malawi

Article in Press

Bean bruchids are among the most devastating insect pests of common bean that can inflict huge losses in storage. To identify potential resistance to these pests, screening was performed at Sokoine University of Agriculture. Two resistant landraces were identified, viz Kalubungula and KK25. Recombinant inbred (RI) KSy, KSw and ML populations were created from crosses between Soya X Kalubungula, Soworo X Kalubungula and...

Author(s):Caroline Ng’homange Maro, Deogracious Protas MassaweGeorge Tryphone Muhamba, James Robert Myers, Joel William Davis, Paul Mbogo Kusolwa,

Preliminary verification of the adoption status of some yam (D. rotundata and D. alata) varieties in Nigeria using microsatellites markers

Article in Press

The persistent low yield and farmers’ preference of their traditional yam varieties over the improved varieties necessitated this study to verify the adoption status of the released varieties in Nigeria. The study was conducted in six States within Nigerian yam-belt. A total of 48 accessions of white yam (Dioscorea rotundata) were sampled from six States of Ebonyi, Enugu, Benue, Kogi, Nassarawa and Oyo within Nigeria...

Author(s):Nwogha, J. S., J. E., Obidiegwu, R. N, Okereke R. Bhattacharjee H. O, Oselebe

Hepatoprotective effect of Myristica fragrans following concomitant oral administration of caffeine: Histolopathological and biochemical study

Article in Press

Background: Little research effort is directed towards addressing the controversies surrounding the effects on caffeine on humans. Its increasing consumption and industrial application is why researches need to be geared up in this area. This study investigated the hepatoprotective effect of Myristica fragrans following concomitant oral administration of caffeine using histopathological, histochemical and biochemical...

Author(s):Authors: Enye Linus Anderson, Saka Olusola Stephen, Akpan Idara Solomon, Adekeye Adeshina O, Olasehinde Oluwaseun Ruth, Abijo Ayodeji Zabdiel & Akinjisola Alice Ayomide

Genetic Diversity Analysis of Sorghum [Sorghum bicolor (L.) Moench] Races in Ethiopia Using SSR Markers

Article in Press

Sorghum [Sorghum bicolor (L.) Moench], a cereal crop of family Poaceae, is believed to be originated in Ethiopia and Sudan. It is an important food security crop mainly in semi-arid and tropical parts of the African countries. Although many morphological and molecular diversity studies reveal the existence of genetic variations with sorghum populations, their distribution within basic races were not considered. Hence, the...

Author(s):Gamachu Olani, Tileye Feyissa, Tesfaye Disasa


Article in Press

The aim of the research was to investigate the antibacterial activities and the phytochemical properties of aqueous and ethanolic extracts of Mango (Mangifera indica) and Neem (Azadirachta indica) leaves, on clinical isolates of Salmonella typhi, Salmonella paratyphi A, B and C, in Lafia, Nigeria. The agar well diffusion technique was used and the analyses were done in triplicates. At the highest aqueous and ethanolic...

Author(s):Stanislaus Onyeberechiya Osuagwu?; Ichor Tersagh Smart; Oluma H.O.A; Onyemaechi Adibe

The Role of N-terminal module of PhyB in modulating root and hypocotyls growth length in Arabidopsis

Article in Press

Phytochrome belongs to red/far-red light family of photoreceptors. It exists in two spectral forms named red light absorbing form (Pr), said to be the inactive form and far-red light absorbing form (Pfr) which is the active form. This photoreceptor is structurally divided into two modules- the amino acid (N-) terminal photosensory module and caboxylic acid (C-) terminal His kinase-like catalytic output module. Five...

Author(s):Njimona Ibrahima and František Baluška

Microbial diversity in the hypersaline aquatic environments of the Danakil Depression, Ethiopia

Article in Press

The relationship of organisms to their environment is revealed by decoding genomes of organisms living in extreme environments. These genomes disclose new biological mechanisms that enable life outside moderate environmental conditions, new gene functions for application in biotechnology, and may even result in identification of new species. In this study, we have collected aquatic samples from two sites in the Danakil...

Author(s):Lulit Tilahun , Asfawossen Asrat , Gary M. Wessel Addis Simachew ,

Physiological performance of heat stressed growing rabbits fed diets supplemented with vitamin anti-oxidants and bicarbonate buffers

Article in Press

The aim of the study was to evaluate the physiological performance of heat stressed growing rabbits fed diets supplemented with vitamin anti-oxidants and bicarbonate buffers. A total of thirty (30) growing rabbits (New Zealand White crosses) of two months old were used in this study. There were six (6) rabbits per treatment in a Completely Randomized Design (CRD). The treatment groups consisted of: Control, Sodium...

Author(s):Antioxidants, Buffers, Heat stress, Thyroxine

Chemical Components of the volatile and non-volatile extractives of Croton species and their microbial activities

Article in Press

Essential oil compounds of Croton pseudopulchellus and Croton gratissimus were analysed using Gas Chromatography/Mass Spectrophotometry and screened for antimicrobial activity against Bacillus pimitus (ATCC 29212), Bacillus cereus (ATCC 10702) Staphylococcus aureus (ATCC 3983), Streptococcus faecalis (ATCC 29212), Escherichia coli (ATCC 4983), Klebsiella pneumoniae (ATCC 2983) and Pseudomonas aeruginosa (ATCC 19582) using...

Author(s):IC Morobe, AO Oyedeji, SD Vasaikar, CL Obi

Adenine sulfate and glutamine enhanced shoots multiplication in Jatropha curcas L. a potent biofuel plant

Article in Press

Jatropha is a drought-tolerant plant producing seed oil for the biodiesel. Limitation to the development of jatropha is unavailability of high-yielding varieties and efficient in vitro regeneration system which is required for micropropagation. In this study, in vitro regeneration system from jatropha juvenile cotyledon was established. Firstly, concentrations of hormones in the MS medium were optimized and it was found...

Author(s):Ismail A. Mohammed, Suguru Tsuchimoto, Hiroe Sakai, Naoki Wada, Kiichi Fukui

Haematological and Biochemical Parameters as Indices of Stress Induced by Stocking Density in Different Strains of Broilers

Article in Press

Biological and nutritional stressors can compromise the welfare of birds. These are due to changes in the normal levels of biochemical and physiological parameters of the birds which can be measured at different loci to determine the severity of the stresses. This study evaluated the haematological and biochemical traits as stress indicators in three genetic strains of broilers (Arbor Acre, Cobb-500, Marshall) reared at...

Author(s):Fajemilehin Samuel Oladipo Kolawole, Fagbuaro Sola Sunday, Ojo, Joseph Olawale and Alamuoye Oluwatoyin Folake

Introducing Cotton Farming, by the Use of Transgenic Cotton for Phytoremediation of Industrial Wastes Polluted Soils in Southern Nigeria

Article in Press

Industrialization in the Niger delta region of southern Nigeria has resulted in excessive discharge of industrial wastes, especially oil spillage. Farming in this region has declined and cotton farming has not survived there due to this menace. Phytoremediation an emerging green technology has been adopted for the revitalization of farming in polluted sites and has been integrated towards solving this challenge. Many...


Survival rate of donkey foals: status quo and improvement methods

Article in Press

The industrial improvement of donkey-hide gelatin and the development of related products, such as donkey meat, donkey milk, and donkey-hide gelatin cake, drive the upstream donkey breeding industry. However, the shortage of donkey germplasm resources seriously restricts the further development of the donkey industry. Under the biological limitations of long breeding cycle, slow breeding, low conception rate, high abortion...

Author(s):Yonghui Wang, Tianqi Wang, Zhengwei, Zhang, Changfa Wang


Article in Press

The present research was undertaken to identify the bioactive compounds present in two varieties of Mucuna pruriens var utilis: (IIHR Selection 3 and Arka Dhanvantari) and their pharmaceutical importance evaluated through phytochemical and in-silico screening. The phytochemical screening of the leaf and seed extracts revealed the presence of alkaloids, tannins, flavonoids, phenols, proteins, terpenoids, reducing sugars,...

Author(s):Reuben-kalu, J. I, Renuka, R, Uma, D and Santhanakrishnan, V. P

Statistical modeling of effective doses in hormetic dose-response relationships by reparameterization of a bilogistic model for inverted U-shaped curves

Article in Press

Hormesis is a biphasic dose (concentration)-response phenomenon characterized by low dose stimulatory and high dose inhibitory effects exerted by stressors on living organisms. Recently, there has been increased interest in the phenomenon and statistical models for its exploration in toxicological studies. The bilogistic model of Beckon et al. (2005) is one of such models for modeling biphasic dose-response relationships...

Author(s):Toxicity , Hormesis, Hormesis quantities, Model extension, concentration-responses

An investigation of the anti-inflammatory effect of 3 methanolic leaf extracts of Callistemon lanceolatus in Wistar rats.

Article in Press

Callistemon citrinus is a plant that is native to Australia. It is also known as Callistemon lanceolatus or Melalenca citrina. In South Africa, this plant is grown as an ornamental and invasive species. The aim of this study was to determine the anti-inflammatory effect of 3 concentrations (100, 200 and 400 mg/kg) of methanolic leaf extracts of C. lanceolatus on male Wistar rats. The experiments correlated significantly...

Author(s):Rishan Singh

Advances on the application of non-coding RNA in crop improvement

Article in Press

Thanks to committed plant breeding researchers over the few decades, many problems associated with food supply and qualities have been improved. Food security is an exceptionally serious worldwide issue via world climate change, the increase in human population, and the use of plants for bioethanol production in current years. Improved tolerance to abiotic and biotic stress, resistance to herbicides, improved yield, and...

Author(s):Diriba Guta Dekeba

Responses of commercial chickpea (Cicer arietinum L.) cultivars to varying moisture stress conditions under rain-fed production system in Ethiopia

Article in Press

Chickpea is an economically important crop grown by nearly one million Ethiopian smallholder farmers. The crop is often considered as “stress-loving”, but moisture stress at critical growth stages could be detrimental. Yield of chickpea is commonly affected by terminal drought stress in the rainfed production system in Ethiopia. The lack of proper field-screening methods has hindered the development of drought tolerant...

Author(s):Lijalem Korbu, Asnake Fikre, Kassahun Tesfaye, Assefa Funga, Dagnachew Bekele and Chris O. Ojiewo

Diversity of arbuscular mycorrhizal fungi in the three agroecological zones of the Central African Republic

Article in Press

Arbuscular mycorrhizal fungi (AMF) are organisms that can establish symbioses with 80% of terrestrial plants. Soils were collected in three agroecological zones (AEZ) of the Central African Republic (CAR). The aim of this research is to study the diversity of AMF in the CAR. The spore extraction and enumeration, granulometric and physicochemical analyses of each soil were performed. The results showed that AEZ3 has a large...

Author(s):Mathurin DJAMNDO DJASBE, , Hubert Dieu Béni ELIAN , Tahir Abdoulaye Diop, Denis Omokolo Ndoumou

Chitin deacetylase of Bemisia tabaci (Hemiptera: Aleyrodidae) as new target for pesticide discovery: An in silico investigation and hints for insecticide discovery

Article in Press

Chitin deacetylases are enzymes responsible for structuring chitin of chitin-producing organisms. Chitin deacetylases are well studied in fungi and bacteria, but the canonical structure was just recently characterized for an insect, the silk moth Bombyx mori (Lepidoptera: Bombycidae) (PDB: 5ZNT; 5ZNS). The whitefly Bemisia tabaci (Hemiptera: Aleyrodidae) is a polyphagous insect that causes severe loses in agriculture every...

Author(s):Ciro Pedro Guidotti Pinto

The Determination of Chemical Composition in Some Vinegars and Compliance with Food Legislation

Article in Press

This paper covers that the six different brand sold (genuine-organic-synthetic apples and grapes) in Turkey and spontaneous fermentation vinegars produced with seven fruits (apple, white and red grapes, mandarin, pear, carrot, melon) in the laboratory had been analysed according to pH value, acidity, density, the amount of dry matter, color measurement, the ash content and the water activity. The aim of the study was to...

Author(s):Ahmet Dogan Duman, Alaeddin Türkmen

TrichoPlus (Trichoderma asperellum) as a promoter of vegetative growth in soybeans

Article in Press

Fungi of the genus Trichoderma are found naturally in the soil and used as an active ingredient in biofungicides and also have activity as promoters of plant growth. This work aimed to evaluate the efficiency of the product TrichoPlus, containing Trichoderma asperellum as a promoter of soybean plant growth. Four independent experiments were carried out, in different periods between 2019 and 2020. The experiments were...

Author(s):Aloisio F. Chagas Junior, Lillian F. B. Chagas, Brigitte S. O. Colonia, Magno R. Carvalho Filho; Luciane O. Miller

The reconstruction of metabolic pathways in selected bacterial and yeast strains for the production of bio-ethylene from crude glycerol: A mini review

Article in Press

The role of bioengineering in industrial processes cannot be ignored, especially in circumstances where the processes are uneconomical, demand high energy, use finite resources and emit huge amounts of carbon dioxide. Ethylene is a two-carbon unsaturated hydrocarbon that is industry's most important building block for polyester fibres, plastics, and ethylene glycol. For decades, ethylene production has relied on...

Author(s):Idan Chiyanzu


Article in Press

Narrow genetic base, information on the genetic variation, early maturing and drought tolerant sorghum genotypes are the most important limiting factors for sorghum yield improvement under moisture stress areas. Therefore, the experiment was conducted to quantify the genetic variation available among sorghum genotypes for drought tolerance related traits. A total of 42 sorghum genotypes were evaluated using alpha lattice...

Author(s):Temesgen Begna


Article in Press

VCF 0517 is newly released sugarcane variety in India which is high yielding, high tillering, better quality, suitable for wide row planting, high jaggery yield and quality and good rationing ability. The objective of this study was to evaluate conditions required for the in vitro propagation of VCF 0517 sugarcane genotype. Callus regeneration was done using meristem explant on MS + 2,4-D (0-5mgL-1) media to determine most...



Article in Press

The present study was carried out to survey genetically modified organisms (GMOs) in foods and feeds found in local supermarkets in Namibia. Little is known of the presence and prevalence of GMOs in the local supermarkets or information available on the labelling provided on some. The aim was to verify the presence of GMO’s in the foods and feeds using molecular extraction and screening methodologies. Nine samples (5...

Author(s):Faith Fransisca Kavishe, Percy Chimwamurombe and Jeya Kennedy

Molecular identification of fungi causing canker and dieback diseases on Vangueria infausta (Burch) subsp. rotundata (Robyns) and Berchemia discolor (Klotzsch) Hemsl in lower Eastern Kenya

Article in Press

Vangueria infausta (Burch) subsp. rotundata (Robyns) and Berchemia discolor (Klotzsch) Hemsl are drought tolerant multipurpose fruit trees indigenous to the lower Eastern Kenya. These fruit tree species are candidates for dryland agroforestry and could provide food, medicine and other commodities required by the local communities. Surveys conducted during this study showed that they suffer from dieback and canker. This...

Author(s):Susan Karani, Jane Njuguna , Alice Muchugi, , Steven Runo and Joseph Machua

Distribution of Mutations in G-6-PD Gene. A Review.

Article in Press

Exploring molecular techniques to unwind possible mutations in the exons, introns and promoter regions of glucose-6-phosphate dehydrogenase (G-6-PD) gene is indispensable. Such information would improve neonatal health and haemolytic diseases including malaria control especially in malaria-endemic areas as the severity of these diseases is associated with the type of molecular variants. G-6-PD deficiency literature was...

Author(s):Jelani I, Alhassan AJ and Abdullahi HL

Characterization and potential applications of Bromelain extracted from pineapple (Ananas comosus) juice processing waste (peel) for recovery of Silver from used X-ray films

Article in Press

Bromelain is a proteolytic enzyme, which is prominently found in all parts of a pineapple plant (Ananas comosus). It has found immense applications in the pharmaceutical industry as well as the food, cosmetic, and leather industries. However, bromelain from the pineapple fruit peels is a less explored source for making valuable products. Therefore, the objective of this study was to investigate the potential application of...

Author(s):Muhammed Seid Anbesaw

Anticancer and Antimicrobial Properties of Porous Starch Mediated Silver Nanoparticles

Article in Press

Health issues involving inadequate treatment of diseases like cancer and microbial infections continue to be the subject of much ongoing recent research. Biosynthesized Silver Nanoparticles (AgNPs) were characterized using Transmission Electron Microscopy (TEM), Zeta Sizer, Ultra-violet (UV), and Fourier Transform Infrared (FTIR) Spectroscopy. Antimicrobial activity was evaluated in selected gram-positive and...

Author(s):Shiara Ramdath, John Jason Mellem and Londiwe Simphiwe Mbatha


Article in Press

The interspecific rice hybrid of the Asian Oryza sativa and the African Oryza glaberrima, New Rice for Africa (NERICA-4) development was initiated due to threatening global food insecurities in part due to its desirable agronomical features compared to other NERICA cultivars. It is fairly tolerant to drought, has quicker growth rate and high yields. However, production is still faced by numerous challenges, leading to...

Author(s):Patroba O. Odeny, Joyce M. Luganji, Joel Masanga, Godfrey M. Ngure, Steve M. Runo

Meiotic Chromosomes Behavious in Chlorophytum stenopetalum Bak

Article in Press

Chromosomes behavior at meiosis in Chlorophytum stenopetalum Bak. was investigated especially at pachytene /diakinesis and metaphase. The flower buds at right age were harvested, fixed in Cornoy’s solution (3 part of absolute alcohol and 1 part of acetic alcohol) and preserved in a refrigerator at -4°C for at least thirty minutes. The flower buds were then hydrolyzed in 10% HCl for 3-5 minutes. Prepared slides were...

Author(s):Omokanye Babatunde Sikiru


Article in Press

The ubiquitin/26S proteasome pathway is key to protein degradation in plants. Its specificity often orchestrated by ubiquitin-protein ligases (or E3s), which facilitate the translocation of ubiquitin to appropriate targets. F-box protein is one of the subunit of E3 ligases SCF (Skp1-Cullin/CDC53-F-box). It has been reported that F-box protein is not only related to plant growth but also abiotic stress. In this study, the...

Author(s):Justus Obara, Wilfred Abincha


Article in Press

Significant adverse health effects of certain heavy metals were reported in the dried samples of food. This study was aimed at evaluating vitamins, and heavy metals content of unsweetened/sweetened “kunun-zaki” drink/pulp, before/after lyophilizing. The material tested were unsweetened and sweetened “kunun-zaki” drink- UKD, and its pulp- UKP, sweetened “kunun-zaki” drink- SKD, and its pulp- SKP before and after...

Author(s):Esienanwan Esien Efiong, Emmanuel Hala Kwon-Ndung, Abraham Ehinomhen Ubhenin, Jonathan Maduka Nwaedozie

Contact activities Piper guineense(Schum and Thonn) And Eugenia aromaticum(L).(Merril and Perryl) Extracts against Larvae of Hide Beetles, Dermestes maculatus(Degger) (Coleoptera: Dermestidae)

Article in Press

Contact activities of Piper guineense(Schum and Thonn) and Eugenia aromaticum( L). (Merril and Perryl) extracts in the control of Dermestes maculatus larvae infesting stored fish (Clarias gariepinus) was investigated under laboratory condition (28 ±3oC and 65± 5% R,H.). The extracts were tested by application of 2.0µL each to ten third instars larvae using micro pipette at a concentration of 6.00, 10.00 and...

Author(s):Jatau, A., Yahaya, M. A., Majeed, Q. And Sokoto, M. B.

Using marker assisted backcrossing procedure to introgress Co-42 and Co-5 anthracnose resistance genes from G2333 into a susceptible commercial bush bean variety in Uganda

Article in Press

Anthracnose caused by Colletotrichum lindemuthianum is an important disease of common bean worldwide. In Uganda, two commercial bush bean varieties NABE13 and NABE14 with acceptable red seed types are highly susceptible. Our objective was to transfer the Co-42 and Co-5 anthracnose resistance genes from donor parent G2333 to NABE14 using a backcrossing program aided by molecular markers. The SH18 and SAB3 markers were...

Author(s):Annet Namayanja, Annet Namusoke, Jane Mukabaranga, Nampijja Shakirah and Paul Gepts

Effect of Growth Regulator Concentrations on in vitro Multiplication of three Elite Sugarcane (Saccharum officinarum L.) genotypes using Shoot tip Culture

Article in Press

Conventional vegetative propagation of sugarcane generally has low multiplication rate and allows distribution of diseases. This results in shortage of quality planting materials. Micropropagation is currently the only practical means of achieving rapid, large-scale production of disease-free quality planting material. Experiments on shoot tip culture initiation and shoot multiplication were laid out in completely...

Author(s):Gerema Amente, Tileye Feyissa

Quality Evaluation of Low Free Fatty Acid and High Free Fatty Acid Crude Palm Oil and Variation of Total Fatty Matter and Fatty Acid composition in Nigerian Palm Oil

Article in Press

The quality of Palm oil determines its consumer and market acceptability and price, and this correlates directly to its Moisture (%), Free Fatty Acid (% FFA) and Total Fatty Matter (%TFM) content. Therefore, businesses utilizing palm oil for production are very particular about these quality parameters. The aim of the present study was to evaluate the quality of Low free fatty acid (LFFA) and high free fatty acid (HFFA)...


Antimalarial potential and protective properties of Azadirachta indica (Dongoyaro) ethanolic stem bark extract in mice infected with Plasmodium berghei NK65

Article in Press

The study determine the in vivo antiplasmodial potential and protective properties of Azadirachta indica (Dongoyaro) ethanolic stem bark extract in mice infected with Plasmodium berghei NK65. The GC-MS, qualitative, quantitative and antioxidant scavenging activities of the stem bark extract of A. indica were determined using standard procedure. The acute toxicity and in vivo antiplasmodial activities of the extract were...

Author(s):Momoh Johnson Oshiobugie, Adeniyi Michael Olaniyi and Aderele Oluwaseun Raphael

New Elite Sugarcane Varieties, 'Tafach Shenkora' and 'Kay Shenkora' , for Commercial Production in Ethiopia

Article in Press

'Tafach Shenkora' and 'Kay Shenkora' sugarcane (Saccharum spp.) are the names assigned to sugarcane varieties with accession numbers Acc. 43 and Acc. 139, respectively. They were developed by Sugar Corporation, Research and Development and were registered and released in June 2019 by the National Variety Releasing Committee of Ethiopia to growers in three sugar estates in Ethiopia. 'Tafach Shenkora' and 'Kay...

Author(s):Esayas Tena, Firew Mekbib, Abebech Seife, Zinaw Dilnesaw and Feyissa Tadesse

Molecular Characterization, Optimization of Polyhydroxybutyrate (PHB) production using agro-wastes as substrate by Bacillus cereus

Article in Press

Non biodegradability of plastics has discouraged its use and hence alternative eco friendly polyhydroxybutyrates have gained popularity. The use of cost effective and easily available substrates in the production of polyhydroxy butyrate (PHB) enhances its application and further reduces its cost and hence PHB can be efficiently used instead of plastics. The present work was performed to study the optimum production of...

Author(s):Jasmine R, Hannah S

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