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Samir Khalaf Abdullah

Samir Khalaf Abdullah
Al-Noor University College- Iraq · Medical Laboratory Techniques

Ph.D

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251
Publications
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Publications

Publications (251)
Article
Full-text available
Vaginal Candidiasis is one of the most common sources of inflammation of the vagina in patient women attending gynecological clinics. The present study aimed to isolate and identify the Candida species in pregnant and non-pregnant women of different age groups attending maternity hospitals at Duhok, Iraq, using conventional and molecular methods. V...
Article
Full-text available
Vaginal Candidiasis is one of the most common sources of inflammation of the vagina in patient women attending gynecological clinics. The present study aimed to isolate and identify the Candida species in pregnant and non-pregnant women of different age groups attending maternity hospitals at Duhok, Iraq, using conventional and molecular methods. V...
Article
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Background: Tinea capitis is a clinical form of superficial fungal infection of the scalp and caused by filamentous fungi known as dermatophytes Methods and Materials:Hairs and skin scrapings of scalp showing ringworm infection were collected from the affected regions and were subjected to direct microscopic examination and isolation on culture med...
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The squash beetle Epilachna chrysomelina (F.) is an important insect pest which causes severe damage to cucurbit plants in Iraq. The aims of this study were to isolate and characterize an endogenous isolate of Myrothecium-like species from cucurbit plants and from soil in order to evaluate its pathogenicity to squash beetle. Paramyrothecium roridum...
Article
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Ten Cylindrocarpon isolates were detected from roots of declined grapevines (Vitis vinifera L.) plants collected from five vineyards in Duhok governorate, North Iraq. The symptoms of the declined host including reduce vigor with small-sized trunks ,reduction in root biomass, black discoloration and brown to black streaks in wood mainly at the base...
Article
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A survey was conducted in two nurseries (Malta and College of Agriculture) of Dohuk governorate in Kurdistan region-Iraq, in two terms; March/ April – during callusing (term I) where the rooted-cuttings still in the nursery and September/October (6–7 months after planting the cuttings in greenhouse in the pots containing soil collected from grape v...
Article
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There is a growing interest in the exploitation of naturally occurring entomopathogenic microorganisms for the control of pests. Beauveria spp is an important entomopathogenic fungi that used as a biocontrol agent of insect pests. The species Beauveria pseudobassiana Rehner and Humber, 2011 was isolated from soil samples collected from the hibernat...
Article
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A limited work is currently available on the incidence of entomopathogenic and other potentially opportunistic pathogens in carpet dust in residential houses and mosques. The aim of the study was to isolate fungi from carpet dust using modified medium based on oatmeal agar (OTA) amended with cetyltrimethyl ammonium bromide (CTAB) and cyclohexamide....
Article
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Onychomycosis is a fungal infection of the nail plate of fingernails or toenails that is caused by dermatophytes, non-dermatophyte filamentous fungi or yeasts. An opportunistic pathogenic fungus was isolated from toenail of a 38-year-old female with newly diagnosed Acute Myeloid Leukaemia (AML) which appeared to belong to the genus Fusarium. Identi...
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Abstract Laboratory and field bioassays were conducted to evaluate the pathogenicity of an endophytic and a soil isolate of the entomopathogenic fungus, Beauveria bassiana (Bals.) Vuill. against different stages of squash beetle, Epilachna chrysomelina (F.) (Coleoptera: Coccinellidae). Both isolates were identified by ITS rDNA sequence analysis. Bo...
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We report a rare case of non-dermatophytic onychomycosis of the big toenail caused by Auxarthron alboluteum in a 63-years old Iraqi female with a history of diabetes. The big toenail showed distal subungual onychomycosis with extensive yellow-white discoloration. Identification of the causative agent was confirmed by morphological and microscopical...
Conference Paper
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Introduction: Dried vine fruits (raisins) and their juice are widely consumed by human as a diet. Raisins have been shown highly contaminated with ochratoxin A (OTA) and OTA-producing fungi. Ochratoxin A is a potent nephrotoxic and carcinogen to human and animals. Materials and Methods: Dried vine fruit samples was obtained from local shops for fru...
Article
The entomopathogenic fungus Beauveria varroae isolated from soil samples collected at Gara Mountain, north Iraq was identified based on morphological characteristics and analysis of the ITS-rDNA region. The species is hitherto known from Portugal, France and Switzerland as well as Iran and Turkey and recorded here for the first time for Iraq.
Conference Paper
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Introduction:Dried vine fruits (raisins) and their juice are widely consumed by human as a diet. Raisins have been shown highly contaminated with ochratoxin A (OTA) and OTA-producing fungi. Ochratoxin A is a potent nephrotoxic and carcinogen to human and animals. Materials and Methods: Dried vine fruit samples were obtained from local shops for fru...
Conference Paper
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Abstract Several species of Aspergillus and Penicillium were isolated and identified from samples of vineyard soil, fresh grape berries and dried vine fruits collected from grapevine nursery and shops in Duhok province. The ochratoxigenic potential of some of their strains was evaluated by ELISA technique. Ochratoxin A (OTA) was detected in culture...
Article
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One hundred samples of carpet dusts (50 samples from residential houses and 50 samples from mosques) were surveyed for the presence of the potentially pathogenic fungi Microascus/Scopulariopsis species complex (Microascales:Ascomycota). The samples were collected from different sites in Duhok province,Kurdistan region,Iraq, during September, 2014 t...
Article
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Abstract: One hundred samples of carpet dusts (50 samples from residential houses and 50 samples from mosques) were surveyed for the presence of the potentially pathogenic fungi Microascus/Scopulariopsis species complex (Microascales:Ascomycota). The samples were collected from different sites in Duhok province,Kurdistan region,Iraq, during Septemb...
Article
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The present study was aimed to isolate and identify Candida species from urine samples obtained from patients with urinary tract infection from Duhok province. Species identification was based on colony color on chromogenic Candida agar as well as multiplex PCR method. Results revealed the prevalence of non-albicans Candida. C.krusei was the most f...
Article
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One hundred samples of carpet dusts (50 samples from residential houses and 50 samples from mosques) were collected from different sites in Duhok province during the year 2014 to 2015 for the objective of the study of the occurrence of keratinolytic and other potentially pathogenic fungi using hair baiting method. A total of 24 fungal species (17 s...
Article
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The study aims to evaluate different methods for detection of seed-borne fungi on local wheat cultivars grown in Duhok province,Kurdistan region, Iraq. Agar plate method, blotter method, deep freezing method, seed washing test and embryo count method were used to assess the associated fungi. The first four techniques were found efficient for isolat...
Article
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2016). Mycobiota associated with grains of soft wheat (Triticum aestivm L.) cultivars grown in Duhok Province, Kurdistan Region, Iraq. International Journal of Agricultural Technology 12(1):91-104. Abstract The study dealt with the survey and identification of fungi associated with grains of several cultivars of soft wheat (Triticumaestivum L.) gro...
Article
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Fungal species associated with three (Vitis vinifera L.)cultivars exhibited decline grown in the main grapevine production area in Salahaldin province, middle Iraq were surveyed during 2012 – 2013. Based on microscopical and cultural characteristics, a total of 24 species in addition to non-sporulating mycelia were identified. The most frequently i...
Article
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Thirty samples from each of four dried fruits (apricot,fig,plum and raisins) collected from local shops at Duhok governorate were surveyed for their contamination with fungi. Thirty eight fungal species belonged to 13 genera in addition to yeasts were isolated and identified. The highest diversity of fungi were detected from raisins (35 species), f...
Article
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Thirty samples of dried figs were collected from local shops at Duhok governorate, Kurdistan region of Iraq during 2012-2013 and surveyed for their fungal contamination. Thirty one species assigned to 14 genera were isolated on DRBC medium. Aspergillus was represented by 12 species and showed the widest diversity among all recorded genera. Penicill...
Article
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Soil is a natural habitat for several important insect pathogenic fungi which play a key role in regulating populations of soil dwelling insect pests. Forty soil samples were collected during 2012-2013 from different agro ecosystems at Duhok governorate were screened for the presence of soil dwelling entomopathogenic fungi using four different sele...
Article
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Background: Candida species are the second most common cause of vulvovaginitis worldwide. The purpose of this study was to identify the species of vaginal Candida isolates by using phenotypic and Multiplex PCR techniques. Methods: 91 isolates from patients admitted to Azadi hospital and Maternity hospital in Duhok city were collected. The vaginal s...
Article
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N. M. (2015). Two new records of chaetomium species isolated from soil under grapevine plantations and a checklist of the genus in Iraq. International Journal of Agricultural Technology 11(7):1571-1579. Abstract During the course of study soil micro fungi from grapevine plantations in Iraq, two species of Chaetomium were reported for the first time...
Article
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The present study recorded eight fungal species on wheat grains for the first time in Iraq. These included Arthrinium phaeospermum, Bipolaris sorokiniana, B.spicifera, Chaetomium elatum, Emericella rugulosa, Eurotium herbariorum Nigrospora state of Khuskia oryzae and Ulocladium alternariae. Brief descriptions with photographs are provided for the n...
Conference Paper
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Alfalfa weevil Hypera postica (Gyllenhal) (Coleoptera:Curculionidae) is a destructive pest on alfalfa Medicago sativa L. Pathogenicity test with conidial suspension of entomopathogenic fungi Beauveria bassiana, Metarhizium anisopliae, Lecanicillium lecanii and Clonostachys rosea isolates had a significant effect on H.postica adults and the mortalit...
Article
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The soil microfungi inhabiting pine (Pinus brutia Tern.) forests in Atrush and Zawita, Duhok governorate(Kurdistan region),Iraq were examined by using five isolation methods with the objective to compare the diversity of soil microfungi at O1 and O2 soil horizon layers from both sites. A total of 26 genera and 51 species of soil fungi as well as ye...
Conference Paper
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Studies regarding fungal infections in Iraq are limited, despite development of some advanced and private laboratories; governmental sectors have limited diagnostic procedures and no data on the epidemiology of fungal infections. Recently, reports warned of increased mortality rates due to cancer, raising the spectre of serious fungal infections. T...
Article
Alfalfa weevil Hypera postica (Gyllenhal) (Coleoptera:Curculionidae) is a destructive pest on alfalfa Medicago sativa L. Pathogenicity test with conidial suspension of entomopathogenic fungi Beauveria bassiana, Metarhizium anisopliae, Lecanicillium lecanii and Clonostachys rosea isolates had a significant effect on H.postica adults and the mortalit...
Article
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The present stud)' recorded eight fungal species on wheat grains for the first time in Iraq. These included Arthrinium phaeosperntut t, Bipolaris sorokiiianu, B.spicifera, Chaetomiunr elotunt, Emericella rugulosa, Eurotiunr herbsriorunt Nigrosporu state of Khuskiu otyzue and Ulocladium altenrariue. Brief descriptions rvith photographs are provided...
Article
Full-text available
The soil microfungi inhabiting pine (Pinus brutia Tern.) forests in Atrush and Zawita, Duhok governorate(Kurdistan region),Iraq were examined by using five isolation methods with the objective to compare the diversity of soil microfungi at O1 and O2 soil horizon layers from both sites. A total of 26 genera and 51 species of soil fungi as well as ye...
Article
During a survey on mycobiota associated with grapevine plants exhibited decline in several vineyards in Salahaldin province , several interesting pathogenic and saprophytic fungi were encountered . These include Cadophora spp. Clonostachys rosea , Doratomyces microspores , Lasiodiplodia theobromae , Melanospora pascuensis and Neocytalidium dimidiat...
Article
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The disease severity of Phaeoacremonium. aleophilum on the symptomatic leaves of Taefi (cv.) ranged between 0.27-0.32 after two and four months of inoculation with significant difference from Rashmew (cv.) Pathogenicity test was performed on two cultivars, Taefi and Rashmew, under the greenhouse conditions. One year-old rooted grape cuttings were i...
Article
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Samples from four types of dried fruits (apricot, fig , grapes and plum) were collected from local markets at Duhok governorate and surveyed for their contamination with Aspergillus species. A total of 20 species of Aspergillus were isolated on DRBC medium. A.awamori, A.carbonarius, A.flavus, A.fumigatus, A.japonicus, A.niger, A.ochraceus, A.parasi...
Article
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The mycobiota of soil from grapevine plantations in Duhok, North Iraq was examined using 15 soil samples and five isolation methods. Ninety two fungal species representing 31 genera in addition to non-sporulating mycelia and yeasts were isolated. Five species were isolated with high frequency of occurrence (listed in decreasing orders), Aspergillus...
Article
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Infection of pruning cutting leads to transplant infection in nurseries and then extends to almost the whole vineyards. The direct isolation of fungi from grapevine wounds during pruning (Term 1) and 4 months after pruning (Term 2) confirmed that Botryosphaeria parva and Phaeoacremonium aleophilum successfully colonized the grapevine cuttings and a...
Article
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A survey of entomopathogenic and other opportunistic fungi isolated from soil samples collected from insect hibernation sites in different habitats in Kurdistan region of Iraq was carried out during October to December 2009. By using dilution plate method, two entomopathogenic species (Beauveria bassiana (Bals.) Vuill.and Isaria javanica (Friedrich...
Article
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Strains belong to nine species of Aspergillus isolated from samples of soil, fresh vine berries and dried vine fruits collected from vineyard plantations at Duhok governorate ,Kurdistan region of Iraq during the period May – September,2010 were tested for their in vitro ochraoxin A (OTA) production potential using LC-MS/MS technique. The isolates i...
Conference Paper
The survey was conducted in two nurseries (Malta and College of Agriculture) of Dohuk governorate in Kurdistan region-Iraq, in two terms; March/ April – during callusing (term I) where the rooted-cuttings still in the nursery and September/October (6–7 months after planting the cuttings in greenhouse in the pots containing soil collected from grape...
Article
Full-text available
The present study reports the frequent isolation and prevalence of black aspergilli from several vineyards soils at Duhok governorate ,Kurdistan region of Iraq, using dilution plate method. Black aspergilli showed a high isolation rate in all soil samples and in both seasons (September, 2009 and March, 2010). Total fungal colony count for black asp...
Article
Full-text available
Floor dust samples from ten mosques in Basrah governorate were examined for keratinophilic and actidione-resistant fungi. The actidione plating and hair baiting methods were employed. A total of 17 species assigned in 7 genera were detected using hair baiting technique, whereas 23 species assigned to 11 genera were detected by actidione plating tec...
Article
Full-text available
Two species of Arnium and three species of Cercophora have been identified from dung samples of herbivore animals collected from different sites in Kurdistan region of Iraq. The identified species include Arnium arizonense, A. olerum, Cercophora caudate, C. coprophila and C. mirabilis. Apart from A.arizonense, the remaining four species represent n...
Article
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ABSTRACT The mycobiota of four sugarcane ( Saccharum officnarum L.) cutivars ( CO331, CO976, CP5-68 and Missan1) currently cultivated for sugar production at sugarcane factory at Missan governorate, Southern Iraq were surveyed by using moist chamber and cultural methods. Sixteen mitosporic fungi distributed in the genera Alternaria ( 5 species), Bi...
Article
Full-text available
During the study of the mycobiota associated with four sugarcane (Saccharum officinarum L.) cultivars (CO331, Co976, CP5-68, and Missan 1) currently cultivated for sugar production at sugarcane factory at Missan governorate, Southern Iraq, ten teleomorphic ascomycetes have been reported. These include Arxiomyces zubairiensis, Chaetomium atrobrnneum...
Article
Full-text available
ABSTRACT The mycobiota of four sugarcane ( Saccharum officnarum L.) cutivars ( CO331, CO976, CP5-68 and Missan1) currently cultivated for sugar production at sugarcane factory at Missan governorate, Southern Iraq were surveyed by using moist chamber and cultural methods. Sixteen mitosporic fungi distributed in the genera Alternaria ( 5 species), Bi...
Article
Full-text available
Soil mycobiota of date palm plantations in Elche, SE Spain. – Czech Mycol. 61(2): 149–162. The mycobiota of soil from date palm (Phoenix dactylifera) plantations in Elche, SE Spain was ex-amined using 23 soil samples and five isolation methods. One hundred and nineteen species assigned to 67 genera were isolated. The most frequent species were in d...
Article
Full-text available
The mycobiota of four sugarcane (Saccharum officnarum L.) cutivars (CO331, CO976, CP5-68 and Missan1) currently cultivated for sugar production at sugarcane factory at Missan governorate, Southern Iraq were surveyed by using moist chamber and cultural methods. Sixteen mitosporic fungi distributed in the genera Alternaria (5 species), Bipolaris (4 s...
Article
Full-text available
Date palm (Phoenix dactylifera L.) is one of the most important fruit trees growing in the Arabian world and some neighboring countries and represents a good cash crop for many farmers. Palm diseases are among the major factors that affecting the products. Fungi and Phytoplasma are known as the most causal pathogens on date palm trees. The present...
Article
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A taxonomic study on the genus Penicillium of the family Trichocomaceae (Eurotiales):Ascomycota inhabiting soils in Kurdistan region of Iraq was carried out using phenotypical and cultural characteristics. Twelve taxa have been identified. The identified species were P.aurantiogriseum, P.brevicompactum, P.camemberti, P.citrinum, P.corylophilum, P.d...
Article
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The genera Podospora and Schizothecium have previously been treated as congeneric due to similarities in several morphological characters. Recent studies based on molecular data revealed that the two genera should be considered as distinct. Ten species of Podospora and four species of S chizothecium have been identified from dung samples of herbivo...
Article
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Three species of Aspergillus section Flavi (Aspergillus flavus, A.parasiticus and A. oryzea) and five species of Aspergillus section Nigri (A. awamori, A. carbonarius, A. foetidus, A.japonicus and A.niger) have been isolated and identified from several agricultural commodities (Cheese, dried fruits, seeds) and from soil samples collected from Duhok...
Article
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Mycobiota associated with seeds of nine sunflower cultivars/inbreed (Helian-thus annuus) viz. 'Akmar', 'Eurofflore', 'AS 508', 'Mannon', 'AS 615', 'Florasol' and three unidentified local cultivars were studied. The seeds were associated with 48 species of fungi belonging to 19 genera. The broadest species spectrum on most cultivars consisted of the...