African Journal of
Microbiology Research

  • Abbreviation: Afr. J. Microbiol. Res.
  • Language: English
  • ISSN: 1996-0808
  • DOI: 10.5897/AJMR
  • Start Year: 2007

AJMR Articles in press

Article in Press

Cytological changes in Solanum lycopersicum seedlings in response to some rhiozpheric fungi

Some rhizospheric fungi of Solanum lycopersicum were isolated from Cairo governorate and identified in Taxonomy Department, Ain-Shams University, Cairo city, Egypt. These isolated fungi were cultivated on soil extract medium enriched with 2% (w/v) glucose and 5% (w/v) yeast extract. The cytological effects of the metabolites of these fungi on the seeds of S. lycopersicum were examined after three different intervals (6,...

Author(s):Ahmed Fouad Afifi, Ehab Abdel-Razik Kamel, Amal Abdelsamei Elsaed, Mohamed Abdelaziz Foaad, Eman Mohamed Fawzy, Heba Ibrahim Abo-Elmagd

Article in Press

Food hygiene knowledge, attitude and practices among hospital food handlers in Elmanagil city, Sudan

Food borne diseases (FBDs) can occur due to the health status of the food handlers. The present study aimed to assess food hygiene knowledge, attitude and practices among food handlers of El Managil city, Sudan. A cross sectional study was administered to evaluate knowledge, attitudes, and practices, in food hygiene among hospital food handlers through a questionnaire. The food handlers expressed a level of knowledge,...

Author(s):Omar B Ahmed, Shadyah S Mohamed

Article in Press

ASSESSING THE POLYMORPHISM OF DHFR GENE FROM PLASMODIUM FALCIPARUM IN THE SOUTH OF CÔTE D’IVOIRE

Background: Malaria management is faced resistance to antimalarial drugs. Since 2005, Côte d'Ivoire has adopted new strategies of malaria management including free provision of Artemisinin-based Combination Therapy (ACT) to children less than five years of age and Sulfadoxine-Pyrimethamine (SP) as Intermittent Preventive Treatment (IPT) to pregnant women. However, introduction of ATCs raises concerns about the extensive...

Author(s):Dagnogo Oléfongo, Ako Aristide Berenger, Bla Kouakou Brice, Dago Dougba Noel, Coulibaly N'golo David, Coulibaly Baba, Touré Offianan André, Djaman Allico Joseph

Article in Press

Chemical composition and control of Sclerotium rolfsii Sacc by essential oils

Essential oils of medicinal plants show potential to control phytopathogens. Essential oils of Lippia sidoides Cham, Lippia lasiocalycina Cham, Lippia origanoides Kunth - Teresina, Lippia origanoides Kunth - Jatobá, Mesosphaerum suaveolens (L.) Kuntze, Croton sonderianus Muell. Arg. and Croton zehntneri Pax et Hoffm. were evaluated regarding the chemical composition and in controlling the Sclerotium rolfsii Sacc. The...

Author(s):ANANDA ROSA BESERRA SANTOS, DELSON LARANJEIRA, LARISSE RAQUEL CARVALHO DIAS, EDYMILAIS DA SILVA SOUSA, CHRISTIAN DÁRIO SILVA DE MELO, SIDNEY GONÇALO DE LIMA, PAULO HENRIQUE SOARES DA SILVA, CANDIDO ATHAYDE SOBRINHO

Article in Press

Water physicochemical and microbiological evaluation from western part of the Rio Grande do Norte, Brazil

The water quality evaluation with reference to parameters of drinkability is made through a series of analyzes, which are physicochemical or microbiological. This study aimed to evaluate the physicochemical and microbiological parameters of drinking water distribution network in the western part of the Rio Grande do Norte, Brazil. Water samples were collected in several neighborhoods, divided into 5 zones, in each of those...

Author(s):GARDêNIA SILVANA DE OLIVEIRA RODRIGUES, Manoel Marcelino da Silva, Francisco Marlon Carneiro Feijó, Nilza Dutra Alves Caio Sergio Santos, Fernando da Costa Fernandes

Article in Press

Assessment of Post-Harvest Fungal Diseases of Mango, Grape and Banana Saudi Arabia Market

A study was conducted to assess the extent of loss in mango, grape and banana fruits caused by fungal diseases during post-harvest. The loss due to fungal diseases was assessed at weekly intervals for four months (June to September 2018). A bout 300 samples of infected fruits were collected during this study, from different fruits market of Riyadh regions in Saudi Arabia. The results showed that, mango, grape and banana...

Author(s):Ahmed R. Al-Najada

Article in Press

Antibacterial effect of Anbarnesara on Lactobacillus casei, Pseudomonas aeruginosa and Staphylococcus aureus

Objective: In Iranian traditional medicine, Anbarnesara (derived from female donkey's stool) has a long history of therapeutic effect on oral ulcers and inflammatory conditions. The current study aims to investigate Anbarnesara extract (ANNAS) as a mouthwash on some common human pathogenic bacteria. Study design: The minimum inhibitory concentrations (MICs) of ANNAS 0.2% and chlorhexidine (CHX) 0.2% as the control...

Author(s):GOLNAZ NAHVI, Hassan Ali Shafiee, Gita Eslami, Hossein Pourabbasivand

Article in Press

Physicochemical Properties and Microbial Quality of Raw Cow Milk Collected from Debre Berhan Milk shed, Central Highlands of Ethiopia

The study was conducted in Debre Berhan Milk shed Areas, central highlands of Ethiopia, with the objectives to evaluate the physio-chemical characteristics, microbial load and hygienic practices of raw cow milk produced and marketed in study areas. A total of 359 milk samples were collected and analyzed physio-chemical and microbial examination. The study revealed that the proportions of respondents who practice washed...

Author(s):Admasu Lakew, Gebeyehu Goshu, Gezahegne Mamo, Ashenafi Mengistu and Tilaye Demissie

Article in Press

Resistance of Candida Albicans to antifungal drugs in Abidjan (Cote d’Ivoire)

This study aims to evaluate the resistance levels of strains of Candida albicans to the antifungals commonly used in Abidjan, Cote d’Ivoire. This is a prospective study that was carried out from July to October 2017 at the mycology laboratory of the Institut Pasteur of Cote d’Ivoire. 105 Candida isolates, obtained from swabs taken from patients receiving out-patient treatment, were seeded on chromogenic medium....

Author(s):C.G. Kouadio-Yapo, N.A.D. Aka, A.V. Bonouman-Ira, G.S.P Dou, K.H.G. Sonan, K.D. Zika, K.D. Adoubryn, M. Dosso

Article in Press

Biochemical and molecular characterization of yeasts isolated from Nigerian traditional fermented food products

Yeasts are very important in food production by affecting the quality and safety of different food products. Yeasts are commonly used in the production of beer, wine and bread. But many yeast species have been isolated from different African fermented foods. The present study was aimed at determine the biodiversity of yeasts isolated from selected Nigerian fermented foods. A combination of phenotypic and molecular tests...

Author(s):Adesokan Isaac Ayanniran, Sanni Abiodun I and Marc-Andre Lachance

Article in Press

Quality assessment of bacterial load present in drinking water in Woreta town, Ethiopia.

Access of adequate and safe water is a universal human need. Lack of safe and adequate water supply causes health risk and the situation is serious in developing countries The aim of this study was to determine the bacterial load, physicochemical quality of drinking water in wells, reservoir, taps and household storage containers water samples and to investigate the hygiene and sanitation practices of the consumers in...

Author(s):Kindu Alem

Article in Press

Stability and Antioxidant Activity of Natural Red pigment by Pseudomonas stutzeri ZH-1

Natural pigments are widely used in textiles, leather, food and other materials, due to they are non-toxic and easy to extract. In the present study, stability and antioxidant activity of a natural red pigment was investigated from Pseudomonas stutzeri ZH-1 which was first isolated and identified from the sludge of Fenhe River, Linfen, Shanxi Province. The results of stability tests showed the red pigment had a relative...

Author(s):Si-yu Wang and Qing-ping Hu

Article in Press

Bacteriological study of goats and sheep livers slaughtered in slaughterhouse under Federal Inspection Service in Bahia

The study aimed to verify the occurrence of aerobic bacteria causing liver macroscopic lesions in sheep and goats, besides describing the susceptibility profile to antimicrobials and the pathogenic potential of the isolated bacterial species. The samples were collected during the slaughter of 1,270 animals in slaughterhouse under Federal Inspection Service (SIF) in the municipality of Feira de Santana, Bahia, Brazil....

Author(s):Lorena Santos Brandão, Maurício Costa Alves da Silva, Tatiana Pacheco Rodrigues, Rebeca Ayala Rosa da Silva

Article in Press

Isolation, Biochemical and Molecular Characterizations of Riboflavin Producing Lactic acid Bacteria from Nigerian Fermented Food Products

The purpose of this research was to explore lactic acid bacteria (LAB) from Nigerian fermented foods that can be used to produce riboflavin. In this study, LAB were isolated from “wara”, “nono”, and “ogi”. Total number of colonies of LAB in triplicates ranged from 3.9 x 106 CFU ml 1 to 4.2 x 106 CFU ml 1. A total of 321 lactic acid bacteria were isolated. Of these LAB isolates, 129 (40%) belong to the genus Lactobacillus,...

Author(s):Joy Abiola Onipede and Oluwatoyin Rebecca Afolabi

Article in Press

Combination of genetic tools to discern Bacillus species isolated from hot springs in South Africa

Using phylogenetic analysis of the 16S rRNA gene 43 gram-positive, spore-forming bacteria of the phylum Firmicutes were isolated, cultured and identified from five hot water springs in South Africa. Thirty-nine isolates belonged to the family Bacillaceae, genus Bacillus (n = 31) and genus Anoxybacillus (n = 8), while four isolates belonged to the family Paenibacillaceae, genus Brevibacillus. The majority of isolates fell...

Author(s):Jocelyn Leonie Jardine and Eunice Ubomba-Jaswa

Article in Press

Microbiological Quality of Leafy Vegetables Irrigated with Wastewater in Harar Town Vegetable Farm, Eastern Ethiopia

Food safety issues are of growing concern to consumers globally because of the risks associated with consumption of foods contaminated with pathogenic microbes. Harar town vegetable farm is known to produce vegetables irrigated with wastewater. To what extent these vegetables are contaminated with pathogenic microbes was not known. The study was aimed to examine the extent of microbial contamination of vegetables. Thus, a...

Author(s):Getachew Alamnie, Ameha Kebede, Sissay Menkir

Article in Press

Chemical composition and in-vitro antimicrobial activity of essential oil of African Nutmeg (Monodora myristica (Gaertn) Dunal on microorganisms isolated from smoke-dried Catfish (Clarias gariepinus)

Dried seeds of Monodora myristica were obtained from Oba market in Edo State ground into fine powder and stored in an air tight plastic container at room temperature until when used. Essential oils were extracted using steam distillation and characterised using the gas chromatography-mass spectroscopy (GC-MS) technique. Microbial isolates obtained from smoke dried fish samples purchased from Oba Market, Benin City, Edo...

Author(s):Akise, O. G, Fasakin, E.A. and Adeparusi, E.O.

Article in Press

Antibiotic Susceptibilities, MIC50 and MIC90 of Clinical Isolates of Methicillin Resistant Staphylococcus aureus (MRSA)

Methicillin-Resistant Staphylococcus aureus is evolved strains of S. aureus resistant to all β-Lactam antibiotics and is among important nosocomial pathogens worldwide. The study aimed to determine the antibiotic susceptibilities of clinical MRSA strains to first-line drugs and drugs of last resort in the treatment of MRSA infections. Clinical samples were collected, screened for MRSA and minimum inhibitory concentrations...

Author(s):Uzal Umar, Auwalu Uba, Olubukola M. Oyawoye

Article in Press

Isolation and characterization of Edwardsiella tarda from wild fish from the gulf of Lake Tana, North Western Ethiopia

Edwardsiellosis is one of the important bacterial diseases of fish causing severe economic losses in aquaculture worldwide. In Ethiopia, information on fish pathogenicEdwardsiella species is scanty. This study was conducted to isolate and determine the extent of occurrence of fish pathogenic Edwardsiella species from apparently healthy fish harvested for human consumption from the gulf of Lake Tana, Ethiopia....

Author(s):Yoseph Kerie, Anuar Nuru, Liyuwok Tesfaw, Takele Abayneh

Article in Press

Biopreservation of Chilled Beef using Antimicrobial-effect Chitosan- based Edible Coatings

Extending the shelf-life of chilled beef is essential. Coating with substances before chilling beef is widely used to prolong the shelf life of meat. However, the antimicrobial effects of commonly used coating materials have not been studied. Thus, the aim of this study was to test the antimicrobial effect of edible coatings based gelatin (3%), glycerol (6%) and chitosan (1.5%) in refrigerated beef. Three treatments were...

Author(s):Lais Brito Cangussu

Article in Press

A Fluorescence based assay for detection of Listeria monocytogenes using wheat germ agglutinin

Purpose: This study was designed with the objective to check the ability of Wheat Germ Agglutinin (WGA) lectin to specifically bind with Listeria monocytogenes based on fluorescence based assay. Methods: The fluorescence activity of WGA, mixture of WGA and L. monocytogenes and WGA with different sugars was evaluated using Tecan multimode plate reader by an optimized protocol. Association constant (Ka) of WGA with...

Author(s):Raghu H. V , Naresh Kumar, Anjali M. K, Harsimran Kaur and Brijesh Kumar

Article in Press

Bacteriological Assessment of Hospital Air and Selected Surfaces in Three Referral Hospitals in Makurdi Middle Belt Nigeria

Hospital environment needs more attention because of the influx of people into the environment for medical checkup and other services. This study unveils the incidence of bacteria isolated from air and selected surfaces in three referral hospitals (City hospital, Federal Medical Centre, Wadata and Saint Theresa Hospital) in Makurdi Middle Belt Nigeria. Fifty (50) bacteria were isolated; hospital air (26%), bed rails (16%),...

Author(s):Emmanuel Olumuyiwa Onifade, Innocent Okonkwo Ogbonna, Joseph Ikwebe, Tosin Adebola Ode, Stephen Olaide Aremu, Babatunde Fatoke, Oluwole Opeyemi Owoyemi, Ebenezer O. Abeleje

Article in Press

Root growth in tomato seedlings in response to bacterial inoculation Serratia sp.

Growth-promoting rhizobacteria are soil bacteria that inhabit the surrounding root, and are directly or indirectly involved in promoting plant growth and development. The objective of this study was to verify if the mechanism of growth promotion of the bacterium is similar to that promoted by Polyethylene glycol (PEG) and to compare the possible effects of water stress on the tomato against the effects of inoculation of...

Author(s):Ana Carla Pinheiro Lima; Eduardo de Assis Lima, Débora Alves Gonzaga da Silva Ballesteiro Pereira, Leonardo Oliveira Médici

Article in Press

In vitro efficacy of Trichoderma asperellum and detached leaflet assay on late blight pathogen: Phytophthora infestans

Late blight is highly variable adapting to new fungicides and overcoming host resistance. The objective of the study was to determine efficacy of Trichoderma asperellum against Phytophthora infestans and its compatibility with fungicides. T. asperellum at 33% (3 × 106), 66% (7 × 106) and 100% (1 × 107 CFU/mL; g/L), Ridomil® (Metalaxyl 4% + Mancozeb 64%) and Mistress 72® (Cynamoxil 4% + Mancozeb 64%) were plated alongside...

Author(s):Kilonzi, J.M, Mafurah, J.J, and Nyongesa, M.W

Article in Press

ANTIBIOGRAM OF SOME BACTERIA ISOLATED FROM PROCESSED TIGER-NUT BEVERAGE (KUNUN-AYA) SOLD IN THE UNIVERSITY OF JOS COMMUNITY PLATEAU STATE NIGERIA

An investigation was conducted to determine the antibiogram of some bacterial species isolated from locally processed Tiger-nut drink “Kunun-Aya” sold in University of Jos. The isolation, identifications, bacteria counts and antibiotic resistance pattern of the isolates against some antibiotics were done using Standard microbiological techniques. The bacteriological analyses revealed the presence of three genera of...

Author(s):Pandukur SG, Danshak DT, Plangnan GA, Bala DA, and Itelima JU

Article in Press

Assessment of Microbiological Quality and Drug Resistance Patterns of Raw Vegetables Irrigated with Hasassa River, West Arsi Zone, Oromia Region, Ethiopia

Irrigation scheme is among major transmission modes of enteric human pathogens. Irrigation of vegetables with polluted water and untreated wastewater is a common practice worldwide. This practice is common in urban areas of low-income countries including Ethiopia, where there is increasing demands for fresh vegetables with poor wastewater treatment. The aim of the present study was to assess the microbial quality and...

Author(s):Edao Gelgelu, Zerihun Belay, Bayissa Chala

Article in Press

Isolation and characterization of Bacillus species for the production of lipopeptides and its in vitro management against root knot nematode, Meloidogyne incognita

Bacillus species are found to be abundant in the terrestrial ecosystem. In this study, native Bacillus species associated with different horticultural crops growing in different districts of Tamil Nadu were isolated and identified. In total of 40 isolates collected, 30 isolates were identified as Bacillus species using morphological and biochemical characterization. These 30 Bacillus isolates were investigated for their...

Author(s):SANKARI MEENA

Article in Press

Antibacterial Activity of Marine Yeasts by Resazurin Assay

Resazurin is an oxidation–reduction indicator used for the evaluation of cell growth, particularly in various cytotoxicity assays. It has been used over five decades to monitor bacterial and yeast contamination of milk, and also for assessing semen quality. This chemical reduction is mainly used in viability assays for mammalian cells. In the present study, antibacterial activity of marine yeasts is assessed by using...

Author(s):Senthil raja P

Article in Press

Response of Phosphorus Levels and Phosphate Solubilizing Bacteria Inoculation on Bacillus and Pseudomonas population in Normal and Saline Soil

Phosphorus (P) is an important plant nutrient, play role as energy currency. Its limited reserves and lower P concentration enhanced the cost of manufacturing and reduced cost benefit ratio in crop production. Use of alternative P sources and mobilizer are emphasis by researcher. In this manuscript, use of graded dose of P in combination phosphate solubilizing bacteria (PSB) (T1 : Absolute control; T2 : Recommended dose of...

Author(s):H. M. Meena

Article in Press

Determination of staphylococcal species in raw cow milk and associated risk factors in urban dairy farms of Addis Ababa, Ethiopia

Staphylococci species are important milk-borne zoonotic pathogens. A cross-sectional study was undertaken to determine the prevalence of staphylococci in milk, cow skin, milkers’ hands and equipment, as well as to assess the farm hygiene and pre-milking practices in dairy farms of Addis Ababa, Ethiopia. A total of 604 milk and cow skin as well as swab samples (n=44) were also collected from personnel and milk containers....

Author(s):TESFAYE SISAY TESSEMA, Mezgebu Merid, Girma Zewde, Berhanu Sibhat

Article in Press

Evaluation of Common bean germplasm for resistance to Angular Leaf Spot Disease (Phaeoisariopsis griseola (Sacc.) Ferraris) under natural conditions

Breeding programmes for resistance to angular leaf spot (ALS) in common bean have relied on a range of sources of resistance. However, due to the occurrence of many different races of the pathogen, the sources of resistance may not always be effective in all the regions. This study was conducted to identify new sources of resistance to ALS. A total of Seventy five genotypes of common bean were screened for resistance...

Author(s):S M Razvi, Mushtaq Ahmad, M A Bhat, B A Paddar, S A Ganie

Article in Press

In vitro screening and characterization of endophytic bacteria from root and nodule of Cicer arietinum L.

Endophytic bacteria are able to live inside the plant tissue for enhancing plant growth without any negative effect. A total of forty endophytic bacteria were isolated from different tissues of chickpea and in vitro screening was done for biochemical tests and different plant growth promotion activities, that is, indole acetic acid (IAA), gibberellic acid (GA) production, and phosphate solubilization. On the basis of...

Author(s):Harsimranjeet Kaur, Poonam Sharma and Kailash Chand

Article in Press

Performance of microbial inoculants and mineral amendments for producing high quality compost from recycling plant residues

The present work aimed at studying the use of some bioaccelerator, namely Trichoderma viride, Trichoderma harzianum, Serratia species, Pseudomonas fluorescence and Bacillus polymyxa, together with mineral materials, that is, dolomite, feldspar, rock phosphate, bentonite, and elemental sulfur, for production of a high quality compost at a reduced time of processing. Plant residues composting 40% rice straw + 40% maize...

Author(s):Mohamed Ahmed El-Howeity and Shaban Shehata El-Bohy

Article in Press

Determination of fungal opportunistic pathogens in HIV/AIDS patients attending Pepfar Clinic in the University of Maiduguri Teaching Hospital, Maiduguri, Nigeria

Fungal infections, also called mycoses, are important causes of morbidity and mortality in humans. Fungal opportunistic pathogens can lead to many of the complications seen in advanced HIV disease and are commonly identified in HIV-infected populations with decreased immune function. This research was therefore aimed at determining the opportunistic fungal infections associated with HIV/AIDS patients receiving...

Author(s):Bukar A. M., Uba A., Yusuph H., Zailani S. B. and Digima A.

Article in Press

Study of microbial quality of four major seed spices grown in western semi-arid region of India

Seed spices are mature, dried seeds of plants used primarily for seasoning and flavouring foods. In this investigation, three different sets of four major seed spices samples viz. coriander (Coriandrum sativum), cumin (Cuminum cyminum), fennel (Foeniculum vulgare) and fenugreek (Trigonella foenum-graecum) were collected. These sample sets include first set of sample from the local farm produce, second set of branded sample...

Author(s):B. K. Mishra, B. Singh, K. Kant, J. K. Ranjan and P. N. Dubey

Article in Press

Effect of soil factors on incidence of cumin wilt and survival of Fusarium oxysporum f. sp. Cumini

Investigations were carried out to study the effect of soil temperature, moisture, nutritional factors and organic amendments on wilt incidence due to Fusarium oxysporum f. sp. cumini (FOC) in cumin and survival of F. oxysporum f. sp. cumini under greenhouse/controlled conditions. Soil temperature and moisture significantly (p

Author(s):Suresh Kumar and S. Gangopadhyay

Article in Press

Characterization of novel endophytic Bacillus spp. from rice exhibiting plant growth promoting and antifungal activities against Rhizoctonia solani

Plant growth promoting endophytic bacteria (PGPE) influences the plant growth by various direct mechanisms. To look for efficient PGPE strains having multiple activities, 80 bacterial isolates were isolated from different tissues of rice obtained from major rice growing districts of Tamil Nadu. From 80 isolates, 20 efficient bacterial isolates were selected based on their plant growth promoting traits like production of...

Author(s):D. Durgadevi, S. Harish, D. Alice and T. Raguchander

Article in Press

Investigation of bla PER-1, bla VEB-1 and bla PSE-1 beta-lactamase genes among ESBL positive isolates of Pseudomonas aeruginosa from intensive care unit patients

Pseudomonas aeruginosa isolates are intrinsically resistant to many antibiotics such as novel β-lactam antibiotics and therefore, can develop resistance during treatment, culminating in high morbidity and mortality. The aim of this study was to detect the genes encoding class A ESBLs of bla PER-1, bla- VEB-1 and bla- PSE-1 among clinical isolates of P. aeruginosa among ICU patients. In this study, a total of 65 clinical...

Author(s):Elham Davodian, Abdolmajid Ghasemian and Nourkhoda Sadeghifard

Article in Press

Baker’s yeast: A review

Baker’s yeast is the most widespread food microbial starter. Its main function is to produce gas, more specifically to raise dough made from flour and to provide bakery products with an aerated structure. Since the beginnings of the baker’s yeast industry, much effort has been devoted to optimize growth conditions to get high biomass yield in fermentation tanks and gassing power in dough. However, there is a limit to the...

Author(s):P. Saranraj and P. Sivasakthivelan

Article in Press

Effect of Depth of the Borehole on the Microbiological Quality of Water: A case of three Districts in Dar Es Salaam, Tanzania

The effect of depth of the borehole on the microbiological quality of the borehole water consumed in Ilala, Temeke and Ubungo districts of Dar es Salaam in Tanzania was investigated. A total of 48 samples were collected and subjected to total coliforms, Escherichia coli (E. coli) and Clostridium perfringens (C. perfringens) analyses. Data was statistically analyzed and separated using Tukey‘s Honest test at p

Author(s):Lucy Mlipano CHOVE and Richard John MONGI

Article in Press

Assessment of Formulations and their Impact on Physiological Characters of Green gram (Vigna radiata) under in-vitro Condition

This study was done to determine the effect of formulations with traditional fertilizers (cow dung and vermi-compost) on root and vegetative growth of green gram under in-vitro condition. The various treatments were done by formulation I, formulation II, Co-formulation (for pending patent, Patent App. No 201741023234), whey, molasses and formulations with traditional fertilizers in various ratios and applied as three...

Author(s):Nanthini PVM, Shahitha S and Palaniswamy M

Article in Press

Putative anti-quorum sensing activity of ethanolic extracts of the mushroom Pycnoporus sanguineus (L.: Fr.) Murr.

Bacterial intercellular communication (quorum sensing - QS), involves the recognition of minimum concentrations of signaling molecules, allowing the modulation of gene expression. QS inhibition is an anti-infective strategy. The mushroom Pycnoporus sanguineus has been usedin superficial infections by Amerindians. Extracts from Amazonian rainforest wild P. sanguineus specimens were tested for the inhibition of QS regulated...

Author(s):Fabiana Silva de Souza, Monique Antunes Negreiros, Maxwel Adriano Abegg

Article in Press

Antimicrobial susceptibility patterns of bacterial pathogen isolates from bovine mastitis in smallholder dairy farms in Sinana district, Bale Zone, South Eastern Ethiopia

Determining a pathogen’s spectrum of resistance to antimicrobials is often a critical component in successfully treating bacterial infections. Hence, a cross-sectional study was carried out from November 2013 to May 2014 to determine antimicrobial susceptibility patterns of bacterial pathogens isolated from bovine mastitis in smallholder dairy farms in Sinana district, Bale Zone, South Eastern Ethiopia. Bacteriological...

Author(s):Kemal Kedir Elemo, Kelil Shako Hiko, Gosaye Alemu

Article in Press

Seroprevalence of West Nile Virus and Associated Factors in Borena District, Southern Ethiopia

West Nile virus is a member of genus Flavivirus that cause emerging disease. It is transmitted with mosquitoes, Culex species. No studies have been carried out to determine seroprevalence of WNV antibody in Ethiopia. The aim of this study was to assess the WNV seroprevalence and its associated factors in health facilities in the Borena District. An institutional based cross-sectional study was conducted from May to...

Author(s): Eshetu Nigussie

Article in Press

Antibacterial effect of silver nanoparticles on Klebsiella spp

Silver nanoparticles (AgNP) can be incorporated into various types of antibiotic resistance, such as Klebsiella spp, which can lead to changes in the mucous membranes and skins. Thus, the objective was to synthesize silver nanoparticles and their incorporation into cotton tissues for the testicles against Klebsiella spp. The AgNP colloidal solution was synthesized (AgNO3 - 0.1 mM, 100 mM trisodium citrate,...

Author(s):Kramer Dany G. Kramer

Article in Press

Microbial Qualities and Antimicrobial Activities of Apis mellifera L. and Meliponulla beccarii L. Honeys from Kellem and West Wollega Zones, Western Ethiopia

Honey is a natural substance synthesized by honeybees and its biological composition differs among honey types. The aim was to determine the microbial qualities and antimicrobial activities of Apis mellifera and Meliponulla beccarii honeys collected from Kellem and West Wollega Zones. Agar disc and well diffusion were used for antimicrobial susceptibility test while agar dilution was used to determine Minimum Inhibitory...

Author(s):Ofijan Tesfaye, Asnake Dessalegn

Article in Press

Prevalence of syphilis in Ethiopia: a systematic review and meta-analysis

Syphilis infection is an important public health problem across the globe, especially in developing countries. In Ethiopia, study findings on the prevalence of syphilis among Ethiopian population are highly dispersed indifferent geographic region and time. The aim of the current review is to conduct revised information about syphilis in Ethiopia. Databases including MEDLINE, PubMed, Cochrane Library, Google Scholar, HINARI...

Author(s):Siraj Hussen, Zemenu Yohannes

Article in Press

Assessment of Mycotoxigenic Mould Contamination on Proximate Composition of Poultry Feeds

The objective of this study was to assess the mycotoxigenic mould contamination on proximate composition of poultry feeds. Aspergillus flavus, A. parasiticus, A. ocheracus and Fusarium verticilloides were the toxigenic moulds used to determine their effect on nutritional parameter of poultry feeds. The results of the chemical composition of the poultry feed before and after contaminated with toxigenic moulds showed that...

Author(s):Jeff-Agboola Yemisi Adefunke, Adeleke Bartholomew Saanu, Jeff-Agboola Excel Oluwajomiloju and Olotu Titilayo Mabel

Article in Press

Spatial and Temporal Distribution of Fecal Indicator and Multidrug Resistant Bacteria in a Multiple-Use Fresh Water Lake: The case of Lake Hawassa, Ethiopia

Aquatic environments close to cities are frequently used as sources for water and at the same time overloaded with a variety of pollutants either through direct or indirect discharges of untreated wastes and sewage. Sewage is known to contain pathogenic microorganisms. This circumstance is also worsened by the indiscriminate disposal of untreated wastes, which are often heavily burdened with sewage into vigorously used...

Author(s):Deresse Daka, Hunachew Beyene and Simachew Diress

Article in Press

Airborne bacterial diversity and antibiotic resistance patterns in operating theatre and paediatric wards in Botswana hospitals

There is presently no information on the occurrence, abundance and diversity of airborne bacteria in Botswana hospitals. In addition, there is also growing concern in the global spread of antibiotic resistant bacterial pathogens that continue to emerge and pose a huge challenge to human health. This study was aimed at; 1) determining the occurrence, relative abundance and diversity of airborne bacterial species. 2)...

Author(s):Lindiwe Tamocha, Mothomang Oyinloye and Teddie O. Rahube

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