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

Association of coffee bean defects with ochratoxin A contamination in samples originating from Ethiopia

Filamentous fungi like Aspergillus, Penicillium, and Fusarium are common microbial contaminants in many agricultural products including coffee beans. These fungal species can produce mycotoxins in coffee beans and exposes consumers to mycotoxin associated health risks. The purpose of this study was to examine various types of coffee bean defects in relation to ochratoxin A (OTA) contamination and search for possible...

Author(s):Teshome Geremew Biru and Dawit Abate Tassew

Article in Press

BIOPRESERVATIVE POTENTIAL OF LACTIC ACID BACTERIA METABOLITES AGAINST FUNGAL PATHOGENS

Biopreservative potential of the secondary metabolites produced by lactic acid bacteria (LAB) isolated from fermented cassava was assessed against fungal pathogens associated with spoilage of fresh fruits and vegetables. Twenty LAB isolates were identified according to standard morphological and biochemical methods and ten were subjected to phenotypic and genotypic identifications. The metabolites produced were tested for...

Author(s):Awah, J. I., Ukwuru, M. U., Alum, E. A. and Kingsley, T. L

Article in Press

Detection of Escherichia coli and Total Microbial Population in River Siran Water of Pakistan Using Emb and Tpc Agar

There is an increased ratio of gastrointestinal diseases in the areas of Mansehra, Pakistan, which depends in the Siran River for drinking. These diseases draw our attention to analyse the microbial population. For detection of E. coli and other microbial population, samples were collected from different regions of Mansehra, Pakistan. Two samples were collected from each site for proper detection of microorganisms and...

Author(s):Sahibzada Waheed Abdullah, Sahibzadi Aalia Gul, Sana Farheen, Tayba Kibrea, Adila Saleem and Sahibzadi Sana Gul and Umair Ahmad

Article in Press

Integrated management of bacterial wilt of ginger incited by Ralstonia solanacearum

An experiment was conducted to find out the integrated management of Ralstonia solanacearum infecting ginger. Two antibiotics, two biocontrol agents, one phytoextract and one organic amendment and their combination were used. The average reduction in pre emergence seed rot and post emergence seedling mortality recorded with all the treatments tested ranged from 16.50 to 80.39% over untreated. However, significantly highest...

Author(s):Roop Singh and G. P. Jagtap

Article in Press

Antimicrobial, antiparasitic and antiproliferative effects of the extract of Bacillus safensis SG-32 isolated from a Brazilian oil reservoir

Strains previously isolated from offshore oil reservoirs in Campos Basin (RJ, Brazil) and Potiguar Basin (RN, Brazil) were tested for production of antimicrobial compounds. Sixteen bacteria produced compounds with antimicrobial activity. The strain chosen for further study was Bacillus safensis SG-32 based on its ability to inhibit 76% of the strains tested. The bacterium was grown in Marine Broth (MB) and the hexane...

Author(s):Tiago Rodrigues e Silva, Eugenio Vaz dos Santos Neto, Ana Lucia Tasca Goiz Ruiz, Mary Ann Foglio, Caio Haddad Franco, Carolina Borsoi Moraes and Valéria Maia de Oliveira

Article in Press

Antibacterial activity of endophytic fungus Penicillium griseofulvum MPR1 isolated from medicinal plant Mentha pulegium L.

In the present study, an endophytic fungus with a considerable antimicrobial activity was isolated from the medicinal plant Mentha Pulegium L. The morphological and molecular identification revealed that this fungus is a Penicillium griseofulvum. A preliminary screening was done to choose the suitable culture medium for a maximum production of the bioactive compounds using the dual-culture agar diffusion assay. The Malt...

Author(s):Amina ZERROUG, Nouari SADRATI, Rasime DEMIREL, Sabrina BAKLI, Daoud HARZALLAH

Article in Press

Fungal Infection of Locust beans Parkia biglobosa on Sold at Wudil and Darki Markets of Kano State

Experiment was carried out for a period of four months (November, 2017 to February, 2018) to determine the prevalence of fungal infection of locust beans on sale at two popular markets in Kano State, Wudil and Darki using standard microbiological methods, which involved plate culture methods. A total of 67 isolates were counted and recorded which belong to the two species of Aspergillus, Candida albican, Botrytis spp,...

Author(s):Yahaya, S. M. Safwan, M. Ali, M. U. Lawan, M. Ajingi, Y. S. Haruna, M. Hayatu, L.W. Abba, H. Safiyanu, I. Abdullahi, J. Sakina, S. B. Mardiyya, A. Y. Hassan, M. I. Sale, A. I. Aisha, T. Umma, M. Bilkisu, A.

Article in Press

Optimization of culture conditions for Paecilomyces lilacinus (Thom) Samson M-14

Paecilomyces lilacinus is known as an effective parasite on nematodes which cause diseases to plants. P. lilacinus shows potential as a biocontrol agent against plant parasitic nematodes. The objective of this study is to optimize culture methods including nutritional requirements and environmental factors. The optimized culture conditions for biomass yields of P. lilacinus M-14 were spore suspension on basal medium...

Author(s):Xiaoqing Wei, Changzhong Liu and Li Gao

Article in Press

Production of bioactive compounds by Streptomyces spp. MPO-4 isolated from Amazonian soil with antifungal activity against filamentous fungi and yeasts

This study evaluated the antifungal potential of Streptomyces species MPO-4 isolated from the rhizosphere soil de Aniba parviflora Syn fragans (Macacaporanga) by Agar block technique. Secondary metabolites were obtained in the fermentation broth followed by solvent extraction with ethyl acetate, for further evaluation of the minimum inhibitory concentration (MIC) of the crude extract against Postia placenta, Rhizoctonia...

Author(s):Silvia Katrine Silva Escher, Adrielle Leal Dias, José Jeosafá Vieira de Sousa Júnior, Alexandre Escher Boger, Denise Castro Lustosa, Sara Freitas de Sousa, Juliane Karine Ishida, Tsai Siu Mui, Janete Magali de Araújo and Elba Lúcia Cavalcante de Amorim

Article in Press

Comparative evaluation of Lactobacilli and Bifidobacteria in healthy individuals

Lactobacillus and Bifidobacterium spp. are known as the major group that constitutes probiotic bacteria that form part of the normal biota of human. The ecological significance of probiotic bacteria in human gut cannot be exaggerated as studies have revealed many of the health benefits they offer. However, much is yet to be known about its population variation between and within individuals. Five apparently healthy...

Author(s):Olalekan Shadrach Fadare and Souad Sabri

Article in Press

Microbiological analysis of bacterial рathogens detected from toilet door handles on Baze University Campus Abuja Nigeria

Contracting infectious diseases from microbial contaminated toilet door handles is a potential threat to public health and safety. Therefore we performed microbiological screening of toilet door handles in twelve рublic toilets on Baze University campus for bacterial contamination. Biochemical analysis of bacterial isolates from entrance toilet door handles in six building blocks on Baze University camрus, revealed a...

Author(s):Olatunbosun Olawoye Alonge; Bilkisu Muhammed Auwal; Mercy Itohan Aboh; Fatima Muhktar Mairami

Article in Press

Biocontrol agents against plant diseases

This review article emphasis that biological control is one of the substitutes to chemical method for the usage of antagonistic micro-organism to suppress disease causing plant pathogens. Plant and pathogens come up different interactions in their life cycles which significantly determine the fate of plant health. Biological control agents have a series of different mechanisms to suppress plant pathogens which depends on...

Author(s):Muhammad Riaz,WangYong, Muhammad Wajid Javed

Article in Press

Antagonistic activity of marine Bacillus licheniformis KKR against human pathogens

Pathogens are gradually becoming more resistant to conventional antibiotics as a consequence; the emergence of infectious diseases is becoming a serious threat to the public health. Thus, there is a need for new antibiotics with an alternative mode of action through novel chemical structure. Marine microorganisms are of considerable importance as new promising sources of a huge number of biologically active products than...

Author(s):Kongarasi K., Karthik Sundaram S., Sankar R. and Muneeswaran T.

Article in Press

Chitinolytic activity and feeding deterrence effects of new recombinants from Bacillus thuringiensis against larvae of Spodoptera littoralis

In this investigation the toxicity effect of eight transconjugants, four strains of Bacillus thuringiensis (Bt) and Serratia marcescence on larval body weight of Egyptian cotton leaf worm, Spodoptera littoralis were evaluated. S. marcescens produced a huge amount of chitinase in short time because of complete hydrolysis of colloidal chitin in agar medium. This enables this strain to be used in this study as a donor strain...

Author(s): El- Adl A. M., Zaied K. A., Kawther S. Kash, ElSayed A. I. and Mervat I. Kamal

Article in Press

Phytochemical and antimicrobial activity of bulbs essential oil of Allium roseum var. grandiflorum subvar. typicum Regel., growing wild in Tunisia

This study reports for the first time, the chemical composition, antibacterial and antifungal activities of the essential oil extracted by hydrodistillation from the bulbs of Allium roseum L. var. grandiflorum Briq. subvar. typicum Regel. In total, 25 compounds, representing 86.5% of the total oil composition, were identified by GC and GC/MS analyses. Sulfurous compounds were detected in appreciable amounts (68.8%) for the...

Author(s):Lamia Sakka Rouis-Soussi, Asma El Ayeb, Naima Boughalleb, Guido Flamini and Fethia Harzallah-Skhiri

Article in Press

Nosocomial outbreak of Legionella pneumophila pneumonia in a liver transplant unit: Evaluation and control

A nosocomial outbreak of Legionella pneumophila pneumonia serogroup 1 occurred in three patients in the liver transplant unit of Gastroenterology Surgical Center (GEC). L. pneumophilia was recovered from the hospital water supply system just before the outbreak. Following Legionella detection in the hospital water supply system, we studied the presence of Legionnaires’ disease in patients with clinically suspected hospital...

Author(s):Dalia Moemen and Mohamed Elsaadany

Article in Press

Growth medium formulation for sporulation of Phytophthora megakarya affecting cocoa

Materials were locally sourced to formulate growth media for culturing of Phytophthora megakarya pathogen of black pod disease of cacao. This scarcity of canned V8 juice necessitates this study with the objective to develop an alternative medium locally formulated from vegetables, evaluate and compare them with other media in supporting the growth and sporulation of P. megakarya. Formulated medium was compared with Potato...

Author(s):Adeji, A. O., Adeniyi, D. O., Dongo, L. N. and Orisajo, S. B.

Article in Press

Incidences of fungal infection in fishes of Upputeru creek of Kolleru lake, Andhra Pradesh, India - Natural and artificial challenge

The aim of the present study was to investigate the fungal infection in fishes of Upputeru Creek of Kolleru Lake, Andhra Pradesh and the percentage of infection of various species of fishes. A total number of 1400 fishes were screened and fungal infected fish samples were brought to laboratory in sterilized plastic bags and kept in glass aquaria to observe the symptoms of infected fishes. Identification of various species...

Author(s):Mastan S. A.

Article in Press

Chromium (VI) reduction by bacteria isolated from tannery effluent in Bulawayo, Zimbabwe

The removal of the highly toxic heavy metal, chromium (VI), from industrial effluents before their discharge into the environment presents serious challenges to industries. Many industries use chemical and physical methods to remove the metal from their effluents before their discharge into the environment. However, such methods, despite their efficiency and reliability, are not environmentally friendly. On the contrary,...

Author(s):Ngonidzashe Mangoma and Jean Tsitsi Chigova

Article in Press

Diversity study of indigenous thermophilic laccase producing bacteria from hot water springs of Himachal Pradesh

Laccases (EC: 1.10.3.2) are known to be produced by a variety of bacteria and fungi and their applications at industrial level have stimulated interest to explore their lignolytic activity in several microbes to be used as bio-resources. In this study, laccase degrading bacterial colony characterization visual inspection was carried out and irregular, circular shape, brown, red, pinkish and creamish colour was found....

Author(s):Ruchika Sharma, Anish Sharma and Poonam Shirkot

Article in Press

Comparison of qualitative and quantitative methods for isolation of phosphate solubilizing microorganisms

Phosphate solubilizing bacteria possess the ability to solubilize insoluble phosphate to soluble forms by enhancing the nutrient status of the soil. This process not only compensates increasing cost of phosphatic fertilizers but also minimizes the negative environmental impacts associated with the application of inorganic fertilizers. Phosphate solubilizing bacteria (PSB) were screened based on the size of a halo/clear...

Author(s):Hettiarachchi R. H. A. N. and Walpola B. C.

Article in Press

Influence of aqueous extracts of black angico on Pratylenchus brachyurus in cotton plants

The root lesion nematode (Pratylenchus brachyurus) is one of the main phytosanitary problems of cotton plants in Brazil. Searching for alternatives that minimize the damages in the crop, several methods are performed aiming to manage these damages. Among them, is the use of vegetal extracts. In this sense, the aim of this study was to evaluate the potential of black angico extract (Anadenanthera macrocarpa) in the...

Author(s):Wéverson Lima Fonseca, Fernandes Antonio de Almeida, Rezanio Martins Carvalho, Tarciana Silva dos Santos, Ananda Rosa Beserra Santos, Joelma Santana Rezende, Maria Lúcia Tiburtino Leite, Jeissica Taline Prochnow and Ana Paola Pieta Rambo

Article in Press

Screening for phosphate solubilization potential of two rhizospheric fungi

Microbes are known as an important natural phosphate solubilizing agent in rhizospheric soil. Therefore, the phosphate solubilization potential of two selected fungi, viz., Aspergillus fumigatus and Fusarium oxysporum isolated from rhizospheres of Acer oblongum and Cupressus torulosa, respectively were screened for the present study. Phosphate solubilization potential of selected fungi was observed by solubilization index...

Author(s):S. C. Sati, P. Pant, P. Kumar

Article in Press

Microbial quality of traditional and industrial yoghurts: A review

Milk and dairy products consists a part of the nutrition pyramid . Dairy products may be contaminated with various bacteria and fungi. Investigation has demonstrated that the contamination in traditionally processed yoghurts were higher than industrially processed ones. The main purpose of this review was to collect data from studies on microbial quality of probiotic and non-probiotic yoghurts. Data reported adverse...

Author(s):Mahsa Khaleghi, Aziz Homayouni Rad, Haniyeh Rasouli Pirouzian, Mina Javadi, Hossein Samadi Kafil

Article in Press

Maximizing L-glutaminase production from marine Bacillus subtilis JK-79 under solid state fermentation

L-Glutaminase is majorly produced by micro organism including bacteria, yeast and fungi. L-Glutaminase mainly catalyzes the hydrolysis of gamma-amido bond of L-Glutamine. In the present investigation, the potent marine isolate Bacillus subtilis JK-79 producing L-glutaminase was evaluated for the maximal production of the enzyme under SSF (Solid State Fermentation). In this context, different agro-industrial...

Author(s):Kiruthika Jambulingam , Nachimuthu Saraswathy, Saranya Murugesan

Article in Press

Prevalence and antimicrobial resistance of Campylobacter species isolates from human stools and poultry on free range during the three seasons in Sokoto, North Western Nigeria

Campylobacter species are among the most leading bacterial causes of gastroenteritis with its associated public health and economic challenges worldwide. The aim of the study was to determine the prevalence of Campylobacter species in poultry on free range and humans during the three seasons in Sokoto state and determine the resistance of the isolates to commonly used and abused antibiotics. Cloacal and faecal swabs were...

Author(s):Innocent Okwundu Nwankwo and Mohammed Danladi Salihu

Article in Press

Indigenous arbuscular mycorrhizal fungi associated with tree species of the agroforestry systems of Rwanda and their potential to colonize maize roots

Arbuscular Mycorrhizal Fungi (AMF) form symbiotic associations with plant roots and can help mobilize nutrients from soil to the plant. The current study hypothesized that agroforestry systems of Rwanda harbor AMF with the potential to colonize roots of crops and hence enhance productivity. AMF spores were extracted from soil samples collected around most dominant tree species in Bugesera and Rubavu districts,...

Author(s):Jean de Dieu Habiyaremye, Catherine Muthuri, Viviene Matiru, John Nyaga, Athanase Mukuralinda, Vicky Ruganzu, Jean Damascene Ngabonziza and Fergus Sinclair

Article in Press

Fermentation properties and monacolin K formation by Monascus spp in brewing rice wine

Objectives To improve the content of monacolin K in rice wine, fermentation properties and monacolin K formation by red yeast rice collected from Southern China were studied while brewing new functional rice wine . Results Red yeast rice Ⅰ and red yeast rice Ⅲ have fast fermentation dynamics. The content of monacolin K is higher in red yeast rice Ⅰ that can be up to 0.86 ug / ml; the rice wine brewed by the red yeast...

Author(s):Zhipeng Wang •Zhaoyang Qin•Cuicui Wang • Guomin Wang • Hairu Jin

Article in Press

Candida albicans interdigital foot infection: A case report highlighting the importance of antifungal susceptibility testing

Candida species are opportunistic fungal pathogens which are often isolated from immunocompromised individuals. C. albicans is the most frequently isolated species in both superficial and invasive candidiasis. Non-albicans species are equally striving in their pathogenic ability, but it is noticed that C. albicans continues to exert its relevance as a leading cause of candidiasis as confirmed according to this case report...

Author(s):Yahaya Hassan, Sharif Alhassan Abdullahi and Leslie Thian Lung Than

Article in Press

Antibacterial activity of Ocimum gratissium (scent leaf) on some pathogenic gastrointestinal bacteria

The emergence of antibiotic resistance as well as the recent undesirable side effect of some of the commercially available antibiotics has led to the screening of plant extract in order to discover new drug that could serve as alternative therapy for the treatment of various infections and diseases. Fresh leaf of Ocimum gratissimum (scent leaf) sample was collected, air-dried at room temperature and blended to powder using...

Author(s):AGHOLOR KIN; LUCY M. YAKI; IDRIS ABUBAKAR; LUCY F. OLUSOLA

Article in Press

Optimisation of biological wastewater treatment for yeast processing effluent using cultured bacteria: Application of Response Surface Methodology

In the present study, the interactive effects of temperature and cultured bacteria on the performance of a biological treatment system of wastewater from a local yeast producing plant were investigated. The main objective of this study was to optimize the operating parameters that reduce organic load and colour. Biological treatment was conducted using a Central Composite Design (CCD) and optimised using Response Surface...

Author(s):Manhokwe S, Shoko S and Zvidzai C

Article in Press

Antibacterial, muscle relaxant, and hypnotic effects of seeds of Peganum harmala on mice

Peganum harmala seed extract has been frequently reported to posses antibacterial potential through invivo studies. Peganum harmala L. (Zygophyllaceae) is one of the most famous medicinal plants used in traditional medicine of Iraq. The harmaline, harmalol and harmine exerted many pharmacodynemic effect on the central nervous system, ranged between stimulation and depression depending on the dose. Peganum harmala indicate...

Author(s):Thamer Mutlag Jasim

Article in Press

Characterization of microorganisms isolated from ruminant fermented water hyacinth (Eichhornia crassipes) feed

The aim of this study was to determine the number of bacteria and fungi in the fermentation process and characterization of these microorganisms. There were several steps in this research including production of fermented feed, isolation of indigenous microorganisms, purification, characterization of microorganisms, species identification and test of cellulolytic activity. Results showed that eight bacteria and four fungi...

Author(s):Isnawati, Guntur Trimulyono

Article in Press

Chemical compositions, in vitro antibacterial behavior and antioxidant effect of volatile oil and phenolic extracts from wild Juniperus phoenicea L. growing in Southwest of Algeria

This work examines the chemical composition, antimicrobial and antioxidant activities of four phenolic extracts and essential oil of Juniperus phoenicea L. (cuprecaceae) aerial parts growing spontaneously in el Bayedh region of southwestern Algeria. The hydro-distillated essential oil from this plant was characterized by gas chromatography-mass spectrometry (GC-MS). This oil is mainly composed of monoterpene and...

Author(s):Ghouti Dalila, Lazouni Hamadi Abderrahmane, Moussaoui Abdallah and Chabane Sari Daoudi

Article in Press

Evaluation of starter culture fermented sweet potato flour using FTIR spectra and GCMS Chromatogram

Starch is the major component of cereal grains and starchy foods, and changes in its biophysical and biochemical properties (e.g., amylose, amylopectin, pasting, gelatinization, viscosity) will have a direct effect on its end use properties (e.g bread, malt, polymers). Lactobacillus brevis and Debaromyces polymorphous earlier obtained from fermented sweet poatao broth were used to ferment sweet potato and these starter...

Author(s):Ajayi O. I., Samuel A. E., Ehiwuogu-Onyibe J., Oluwole O. B., Salami T. A., Asieba G. O., Lawal A.K., and Elemo G.N.

Article in Press

Anti-dermatophytic activity of hexane extracts of Azadirachta indica A. Juss.

Background: Dermatophytes cause superficial fungal infections that pose public health problem to man and animals. Long term treatment with antifungal agents is required to control these infections. Various parts of Azadirachta indica are claimed to have significant medicinal value in treatment of infections especially ringworm. Objective: To determine the antifungal activity of the oil and fractions against dermatophytes...

Author(s):Ungo-kore H.Y., Ibrahim Y.K.E, Tytler B.A.

Article in Press

Study on bovine mastitis with isolation of bacterial and fungal causal agents and assessing antimicrobial resistance patterns of isolated staphylococcus species in and around Sebeta town, Ethiopia

Background: A cross-sectional study was conducted from December 2016 to May 2017 in and around Sebeta town with aim of assessing the prevalence of mastitis, isolation of aerobic bacterial and fungal causal agents and assessing antimicrobial resistance pattern of isolated Staphylococcus species in dairy cows. Results: From a total of 383 dairy cows, 220 (57.4%) were found to be positive for mastitis of which 10.4% were...

Author(s):Tesfaye Bekele, Matios Lakew, Getachew Terefe, Tafesse Koran, Abebe Olani, Letebrihan Yimesgen, Mekdes Tamiru and Tilaye Demissie

Article in Press

Biotechnological and industrial applications of enzymes produced by extremophilic bacteria. A mini review

Extremophilic bacteria are important groups of extremophilic organisms that have been studied during the two decades. The demand for enzymes from extremophilic bacteria has increased considerably due to its potential industrial application and great diversity and can work under extreme conditions. Due to their activity and stability under extreme conditions, these enzymes offer new alternatives for current biotechnological...

Author(s):Kelly Dumorné

Article in Press

Effect of indigenous and effective microorganism fertilizers on soil microorganisms and yield of Irish potato in Bambili, Cameroon

Irish potato (Solanum tuberosum) is one of the world’s most consumed staple worldwide and an important crop in terms of food security in the face of population growth and increased hunger rates. Potato yields in Cameroon have often been low as a result of decrease in soil fertility. Soil fertility has often been regarded as the chemical and physical properties of soil, with the microbial aspect often being ignored. An...

Author(s):Taffouo Victor Desiré, Muyang Rosaline Fosah, Mbouobda Hermann Desiré and Fotso

Article in Press

Screening of bioactive compound, antimicrobial activity producing halophilic isolates from the saltpans of Thoothukudi district

Extreme environments harbor a number of microbes producing novel bioactive compounds. The aim of our study is to isolate and identify bioactive compound producing halophiles. Marine soil sediments were collected from the solar saltpans of Thoothukudi District, Tamil Nadu, India. Based on colony morphology, two species were isolated and identification was done by using morphological and biochemical tests. The extracts of...

Author(s):Deepalaxmi R. K. and Gayathri C.

Article in Press

Evaluation of gene xpert assay and microscopic examination for detection of Mycobacterium tuberculosis in sputum at Port Harcourt, Nigeria

The re-emergence and increase in the prevalence of tuberculosis cases and multidrug resistant strains is of public health concern. The conventional Acid Fast Bacilli detection tool is weak in the current disease trend especially in children, patients with human immunodeficiency virus (HIV) and low bacterial load. The aim of this research was to assess effectiveness of the Gene Xpert MTB/RIF assay and Microscopy in...

Author(s):Confidence Kinikanwo Wachukwu, Stella Paulinus Okwelle, Easter Godwin Nwokah and Ollor Amba Ollor

Article in Press

Ameliorative effect of imipenem on pulmonary damage caused by extended spectrum β-lactamase (ESBL) producing bacteria isolates from non- human source

Acute lung infection induced by Extended Spectrum β-Lactamases (ESBL) producing isolates was determined by measuring inflammatory mediators; malondialdehyde (MDA), myeloperoxidase (MPO) and nitric oxide (NO). The mice were randomly divided into three groups of 20 animals each. All mice were given 104 c.f.u. ml-1 of the test organism intranasally in a volume of 50 µl while holding the mouse in an upright position without...

Author(s):Afunwa, R. A., Iroha, R. I., Ugwu, M., Afunwa, E. C., Unachuchwu, M. N. and Esimone, C. O.

Article in Press

Assessment of antimicrobial resistance patterns in Escherichia coli isolated from clinical samples in Madinah, Saudi Arabia

Escherichia coli is a Gram-negative bacteria that causes various diseases, including pneumonia, urinary tract infections, and diarrhoea. The present work is an effort to study antimicrobial resistance pattern in this bacteria. Clinical samples (6840) were collected from King Fahd Hospital in Madinah, Saudi Arabia and screened for E. coli strains. Of all positive samples obtained from different clinical sources, about 3%...

Author(s):Walaa M. Saeed, Samah Ghanem, Hatem M. El Shafey and Nikhat Manzoor

Article in Press

Incidence of bacterial infection in chronic hepatitis C virus (HCV) patients with cirrhosis and association between toll-like receptor 4 D299G gene polymorphism and Gram- negative bacterial infections in the patients

This study aimed to investigate the incidence of bacterial infection in chronic hepatitis C virus (HCV) patients with cirrhosis and association between toll-like receptor 4 D299G gene polymorphism and Gram-negative bacterial infections in the patients. 100 HCV cirrhotic patients with ascites and 20 age- and sex-matched healthy subjects as control were included. Conventional culture methods were used to identify the...

Author(s):Hanan El-Bassat, Lobna Abo Ali, Atef Taha and Rasha Alm El-Din

Article in Press

Assessment of the prevalence of extended-spectrum β-lactamase producing Gram-negative bacilli at the Charles De Gaulle Paediatric University Hospital (CDG-PUH), Ouagadougou, Burkina Faso

Bacterial resistance to antibiotics is a serious concern in developing countries due to precarious hygiene conditions, inappropriate prescription as well as self-medication and free sale of antibiotics. This study was aimed to assess the prevalence of strains producing extended-spectrum beta- lactamase in the Gram negative bacteria isolated in the laboratory. The study was conducted in the Charles De Gaulle Paediatric...

Author(s):Mahamoudou Sanou, Absétou Ky/Ba, Pricille Coulibali, Marius Nagalo, Abdoul Salam Ouédraogo, Mamadou Tamboura, Dinanibé Kambiré, Cyrille Bisseye, Fidèle Bakiono, Jacques Simporé and Ramata Ouédraogo

Article in Press

Management of bacterial wilt disease of potato in coastal plains of Odisha

Bacterial wilt and brown rot caused by Ralstonia solanacearum is one of the most dreaded diseases causing 30 to 70% yield loss in India. The disease is both tuber and soil borne. A field trial was conducted following split plot design in the year 2008 to 09 and 2009 to 10 under All India Co-ordinated Potato Research Project in Central Farm, Orissa University of Agriculture and Technology, Bhubaneswar, Odisha, India with...

Author(s):Biswal, G. and Dhal, N.K.

Article in Press

Isolation, identification and evaluation of mosquito entomopathogenic Bacillus species and related genera from randomly selected sites in Kenya

This study was carried out to identify specific mosquitocidal Bacillus species and related genera for future development of biopesticides in local mosquito control program in Kenya. Bacterial isolation was conducted from 100 soil samples through pasteurization method and preliminary identification conducted through phenotypical analysis. Toxicity analysis was performed through bioassays and lethal concentrations (LC) were...

Author(s):Samuel Karungu, Doudou Huang, Evans Atoni, Cecilia Waruhiu, Bernard Agwanda, Xiaomin Hu and Zhiming Yuan

Article in Press

Influence of subminimal inhibitory concentrations of some bioactive compounds on the biofilm formation ability and virulence factors of multiple drug resistant Acinetobacter baumannii clinical isolates

The objective of this study was to assess the impact of subminimum inhibitory concentrations (sub-MICs) of chosen antimicrobial agents (Amikacin, imipenem, benzalkonium chloride, and chlorhexidine) and natural product (garlic) on biofilm formation ability, bacterial adherence and invasion. Susceptibility profiles of 50 non-repetitive Acinetobacter baumannii clinical isolates to eight antibiotics were investigated. MIC of...

Author(s):Mona H. Mahmoud, Magdy A. Amin, Rania I Shebl, Aly F. Mohamed and Mai M. Zafer

Article in Press

Physiochemical factors affecting in vitro growth of Pasteurella multocida

Pasteurella multocida causes fowl cholera (FC), a contagious bacterial disease of domestic and wild avian species. It is a Gram negative coccobacilli causing acute highly fatal septicemia with high morbidity and mortality rate. Control of fowl cholera is primarily performed by good management practice and vaccination in areas where disease is endemic. For a quality vaccine, high density growth of P. multocida along with...

Author(s):Mehmood M. D., Zia S., Javed F., Gul M., Ashraf M. and Anwar H.

Article in Press

Antimicrobial activity of crude extracts of endophytic fungi from Oryctanthus alveolatus (Kunth) Kuijt (Mistletoe)

The use of antibiotics has unleashed high bacterial resistance. This outcome triggered the urgent need for effective new antibacterial agents to treat infectious diseases. A promising source for the production of antibiotics and several other bioactive substances are endophytic fungi. These microorganisms inhabit in and bring benefits to living plant tissues. Thus, the aim of this paper was to know the endophytic fungi...

Author(s):Sanay Feitosa Lima Ribeiro, Armando da Costa Garcia, Hathyla Eduarda Dias dos Santos, Quimi Vidaurre Montoya, Andre Rodrigues, João Marcos de Oliveira and Camila Martins de Oliveira

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