Pdf first report of curvularia lunata associated with stem. Curvularia is a facultative pathogen and may cause leaf spots and seedling blight. Curvularia lunata is a major pathogen causing leaf spot disease in maize. By continuing to use our website, you are agreeing to our use of cookies. We report the genome sequences of a highly virulent c. Helminthosporin anthraquinone curvularia lunata fungus cyonodontin anthraquinone curvularia lunata fungus an effective biotechnology solution to manufacture of these and other dyes or dyestuff intermediates will impart the following benefits. The effect of seedborne mycoflora from sorghum and. Biodiversity of seed mycoflora in storage of brassica campestris l. Setup files test setup information contains test file definition details to support order and result interfacing between mayo clinic laboratories and your laboratory information system. Print web pages, create pdfs plant disease journal 987.
All structured data from the file and property namespaces is available under the creative commons cc0 license. Disseminated curvularia lunata infection in a football. Media in category curvularia the following 4 files are in this category, out of 4 total. This is the first report of brown leaf spot on rice in cambodia. Figura 2 manchas foliares ocasionadas por curvularia lunata. Spores of curvularia lunata were immobilized in polyacrylamide granules and in calcium alginate beads 23 mm in diam. Germination of the spores, initiated by the addition of nutrients, resulted in an even distribution of mycelium throughout the beads after 48 h. Optic atrophy due to curvularia lunata mucocoele optic atrophy due to curvularia lunata mucocoele smith, tai. Invasive sinusitis with intracranial extension caused by.
Curvularia lunata appears as shiny velvetyblack, fluffy growth on the colony surface. He had right optic nerve atrophy secondary to neural compression by a mucocoele in the pituitary. Allergic fungal sinusitis due to curvularia lunata. Frontiers interaction of thp1 monocytes with conidia. The pdf file you selected should load here if your web browser has a pdf reader plugin installed for example, a recent version of adobe acrobat reader if you would like more information about how to print, save, and work with pdfs, highwire press provides a helpful frequently asked questions about pdfs. Twosealedbaseplate assays were used to estimate the antifungal activities of bacillus strains against c. The effect of seedborne mycoflora from sorghum and foxtail. Seedborne fungi of chilli universiti putra malaysia.
Antifungal activity of volatile compounds produced by. Deep, soft tissue abscesses, pulmonary suppuration, paravertebral abscess, and. Towards the first inhibitors of trihydroxynaphthalene reductase from curvularia lunata. Manchas foliares ocasionadas por curvularia lunata. For each treatment, 400 seeds were screened using the agar medium and blotter methods. This research was conducted to explore yeasts that could be used as biological control agents against rice seedling rot disease caused by curvularia lunata and helminthosporium oryzae. Hence, curvularia lunata can be considered as a probable agent for the biological control of alisma plantagoaquatica, echinochloa spp. On cultivating a diseaseresistant variety in a large growing area, the disease came under control and less damage was observed gao et al.
The anamorph of this fungus is known as curvularia lunata, while cochliobolus lunatus denotes the teleomorph or sexual state. Most curvularia are found in tropical regions, though a few are found in temperate zones. The present study reveals phytochemical characterization and the effect of bark and leaf extracts of indian spice plant, cinnamomum zeylanicum cz, against the growth of two species of dematiaceous moulds, alternaria solani and curvularia lunata. Evaluation of curvularia lunata as an biological control.
Recent studies have shown that morphological identification does not correlate with molecular identification manamgoda et al. Towards the first inhibitors of trihydroxynaphthalene. Further pathogenicity test, with the 8 fungal species on 100 seeds each, showed that all the 8 species were pathogenic, causing infection and death of the seeds, thus resulting in significant p0. It is associated with open globe injuries and is a common cause of secondary fungal keratitis after diagnostic aspiration. Cochliobolus lunatus head mould of grasses, rice and sorghum. Isolation and molecular identification of curvularia lunatacochliobolus lunatus causal agent of leaf spot disease of cocoa cuervoparra, j. Curvularia lunata colonization of nodes on a woody stem of cassava. For ten years, a 25yearold immunecompetent man experienced a progressive disseminated infection with the saprophytic soil fungus, curvularia lunata, following presumptive cutaneous inoculation while playing football.
Genome sequence and virulence variationrelated transcriptome profiles of curvularia lunata, an important maize pathogenic fungus. Curvularia lunata in vitro in vitro curvularia lunata curvularia lunata j mycol pl pathol 1 1 1 1 1 1 full paper management of fruit rot of bell peppercurvularia lunata. Pdf curvularia is a dematiaceous mold that infects plant species and is found in the soil. Curvularia lunata endocarditis treated with terbinafine. Earrot of paddy by curvularia lunata, near allahabad. Conjoint analysis of solidphase microextraction gas chromatographymass. Curvularia lunata is an important maize foliar fungal pathogen that distributes widely in maize growing area in china. Dual culture antagonistic tests showed that chaetomium cupreum inhibited sporulation of c. Frontiers diversity and distribution of phenol oxidase. Curvularia leaf spot is the most important maize disease in china and caused a great loss in maize production in northern china in the 1990s rizner al. Curvularia is a hyphomycete mold fungus which is a facultative pathogen, or beneficial partner of many plant species and common in soil. Microbiology revealed curvularia lunata and enterobacter aerogenes present in the specimen. The purpose of this study was to identify the dominant pathogens of curvularia leaf spot and their pathogenicity variation in huanghuaihai region of china in. Chrysophanol anthraquinone curvularia lunata fungus helminthosporin anthraquinone curvularia lunata fungus cyonodontin anthraquinone curvularia lunata fungus an effective biotechnology solution to manufacture of these and other dyes or dyestuff intermediates will impart the following benefits.
Study toward resolving the controversy over the definition of. International journal of pharmacy and biological sciences issn. Presentation mode open print download current view. The genus curvularia contains about 80 species, which are mostly soil or plant pathogens.
Soda lake is hyper alkaline and saline habitat located in closed craters with high evaporation rate. The medium in which these plant cells or fungi or bacteria grow contain no expensive or toxic. A new curvularia lunata variety discovered in huanghuaihai region. The anamorph of this fungus is known as curvularia lunata, while. The germination of the conidium of curvularia lunata could be increased by corn polien and leaf excreta. Genome sequence and virulence variationrelated transcriptome. Incidence of mycoflora associated with some spices.
All structured data from the file and property namespaces is available under the. Identification of curvularia lunata by polymerase chain. Mic values of 6 antifungal agents against the strain of curvularia lunata by. Biodiversity of seed mycoflora in storage of brassica. Pdf curvularia lunata report pdf waheed akram academia.
In the present study, a new endophytic fungus was isolated from rauwolfia macrophylla, a medicinal plant from cameroon. The aim of this study was to consider the potential diagnostic criteria for allergic fungal rhinosinusitis afrs and nonallergic fungal rhinosinusitis frs, and the role of fungal presence in an environment for the development of afrs. A phylogenetic analysis of the genera bipolaris and curvularia has resulted in a realignment of several species. It was found that monocytes reacted only to the hyphal form of curvularia lunata. Initial identification of a curvularia species was done in our laboratory based on morphology. The patient underwent transphenoidal resection of the mucocoele. Numerous surgical procedures, in addition to a 12month course of antifungal therapy consisting. To screen endophytic bacillus producing volatile organic compounds vocs with antifungal activity, and to explore their biocontrol properties toward the growth and pathogenicity of curvularia lunata. To date, however, only five known reports of endophthalmitis caused by curvularia spp.
Abstractthe seedborne mycoflora of sorghum and foxtail millet collected from different growing areas in south. Curvularia lunata has previously been linked to localized sinus infection in immunocompetent hosts. Dysbiosis of the microbiome on the airway mucosa leads to the development of chronic inflammatory and allergic disorders. Notes first report of curvularia lunata causing leaf spots on sorghum bicolor from pakistan w. The poroconidia are curved slightly to distinctly, transversely septate, with an expanded third cell from the pore end of the conidium. The fungus showed a highest homology to curvularia sp. Deep, soft tissue abscesses, pulmonary suppuration, paravertebral abscess, and cerebral abscess all followed leg ulcers from neglected abrasions. Eumycetoma due to curvularia lunata, mycoses on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Inoculation with conidial suspensions or mycelial transfers through wounded ferns were more. Over the last decades, endophytic fungi represent a new source of pharmacologically active secondary metabolites based on the underlying assumption that they live symbiotically within their plant host. Excel pdf sample reports normal and abnormal sample reports are provided as references for report appearance. Media in category curvulariathe following 4 files are in this category, out of 4 total. By shigang gao, yaqian li, jinxin gao, yujuan suo, kehe fu, yingying li and jie chen.
Eumycetoma caused by curvularia lunata affecting the right foot is described in a 27. Isolation and molecular identification of curvularia. A study of steroid hydroxylation activity of curvularia lunata mycelium. Genome sequence and virulence variationrelated transcriptome profiles of curvularia lunata, an important maize pathogenic fungus by shigang gao, yaqian li, jinxin gao, yujuan suo, kehe fu, yingying li and jie chen. Biocontrol of rice seedling rot disease caused by curvularia. Members of this filamentous fungal genus can cause deep mycoses emerging in both immunocompromised and immunocompetent patients. Untreated chilli capsicum annum, kulai seeds obtained from the federal experimental station, serdang, selangor, were screened for seedborne fungi. We treated a case of pansinusitis with extensive bone destruction and intracranial extension caused by c lunata. Curvularia is a hyphomycete found in plants and soil of tropical and temperate countries.
Influence of culture filtrate of seedborne curvularia lunata and trichoconiella padwickii on seed germination. Biological control of brown leaf spot disease caused by. This page was last edited on 16 december 2019, at 04. Ascomycota are represented by 6 genera and 16 species. The information regarding antimicrobial efficacy of the plant preparations on these moulds is scanty. Oct 18, 2017 interaction of the human monocytic cell line, thp1 with clinical isolates of three curvularia species were examined. Evaluation of curvularia lunata as an biological control agent in major weeds. Cells attached to the germ tubes and hyphae and production of. Curvularia lunata was identified when typical fungal macroconidia appeared on culture. Fungal biotransformation of diuretic and antihypertensive. Frontiers interaction of thp1 monocytes with conidia and.
In total, 167 epiphytic yeast strains were evaluated, revealing that of these yeast strains demonstrated antagonistic. A 44yearold man developedendocarditis due to curvularia lunataon a carpentieredwards porcine heterograft with clinical involvement of the ring of we use cookies to enhance your experience on our website. Dec 01, 2012 ef fect of stirrer speed, aeration rate and cell concentration on volumetric oxygen transfer coefficient kla in the cultivation of curvularia lunata in a batch reactor, u. He had right optic nerve atrophy secondary to neural compression by a mucocoele in the pituitary fossa. Germinating conidium could loss the ability of penetration into corn leaves when they were dried over 30s,the infection of the fungus occured at temperature between 15. Identification of curvularia lunata by polymerase chain reaction in a. Inhibitory activity of indian spice plant cinnamomum. Fungal sternal wound infection due to curvularia lunata in a neonate with congenital heart disease. In current study fungal diversity from water and sediment samples of a soda lake lonar lake located in buldhana district of maharashtra, india was investigated using extensive culturomics approach and mimicking the natural conditions of lonar lake in culture media. Management of fruit rot of bell pepper curvularia lunata. In 1996, the disease expanded over 192,000 hm 2, leading to 8 million kg yield loss in liaoning province, china dai et al.
Curvularia hawaiiensis, curvularia lunata, curvularia pallescens. Traditional allergy tests utilize the skin prick method also known as a puncture or scratch test to determine whether an allergic reaction will occur by inserting possible triggers into your skin using a needle prick. Seedling rot disease in rice leads to significant loss in the production of seedlings. The pdf file you selected should load here if your web browser has a pdf reader plugin installed for example, a recent version of adobe acrobat reader if you would like more information about how to print, save, and work with pdfs, highwire press provides a helpful frequently asked questions about pdfs alternatively, you can download the pdf file directly to your computer, from where it.
Curvularia lunata was found to cause a serious rice brown leaf spot in cambodia. Pdf identification of curvularia lunata by polymerase chain. Curvularia lunata wakker boed, is a fungal pathogen of maize and belongs to deuteromycotina. Genome sequencing of the pathogen will provide important information for globally understanding its virulence mechanism. The genuslevel identification of curvularia was performed traditionally by.
Cochliobolus lunatus is a fungal plant pathogen that can cause disease in humans and other animals. Files are available under licenses specified on their description page. It has been demonstrated that the mycelium of curvularia lunata at the end of the logarithmic growth phase displays a. Cochliobolus lunatus is the most commonly reported species in clinical cases of reported cochliobolus infection. Read download file report abuse acute paronychia journal of hand surgery base, and cochrane databases, shaw and body2 found no evidence for the superiority of either oral antibiotics or incision and drainage for acute paronychia. Interaction of the human monocytic cell line, thp1 with clinical isolates of three curvularia species were examined. Feb 24, 2007 the authors report on the case of a 57yearold male who presented with poor vision of his right eye. Pdf novel curvularia species from clinical specimens. Optic atrophy due to curvularia lunata mucocoele, pituitary. Such beads were used for the conversion of cortexolone to cortisol by steroid11. Sep 19, 2016 read download file report abuse acute paronychia journal of hand surgery base, and cochrane databases, shaw and body2 found no evidence for the superiority of either oral antibiotics or incision and drainage for acute paronychia. Dual culture antagonistic tests showed that chaetomium cupreum inhibited.
The results of the screening tests showed that four cultures, which include gibberella fujikuroi, curvularia lunata, fusarium lini, and aspergillus alliaceus, were suitable for biotransformation of compound 1, and these tests were reproduced on a larger scale to separate, and identify the biotransformation products. Top appearance of curvularia lunata cultures on potato dextrose agar. Allergic fungal sinusitis due to curvularia lunata r. Bioactive secondary metabolites from new endophytic fungus. Disseminated curvularia lunata infection in a football player.
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