23 research outputs found

    Study of the Stability of Copper Fixed Point in Sealed Cells for Calibration of Noble Metal Thermocouples

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    This paper reports the realization and stability of the freezing point of high purity copper (99.9999%) Cu (1084.62 °C) in a sealed cell by noble metal thermocouples of Pt-l0%Rh/Pt (type S) and Pt-30%Rh/Pt-6%Rh (type B), using a three zone heating furnace. The graphite crucible in the sealed cell is made of ultra high purity carbon to contain 99.9999 % purity Cu metal. The individual difference at Cu freezing point, measured by each thermocouple at the National Institute for Standards (NIS) with respect to the value as stated in the ITS-90, is lying within the overall uncertainty of measurements. The expanded uncertainty of measurements was evaluated and expressed as 95% confidence level. The Cu freezing point as measured with type-S thermocouple was found to be 1084.62 °C ± 0.666 °C and that with type B thermocouple was found to be 1084.62 °C ± 0.532 °C

    Correlation of FXIII Val34Leu Polymorphism with Decreased Risk of Myocardial Infarction in Egypt

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    Aim: Factor XIII is a transglutaminase that crosslinks fibrin in the last steps of the coagulation process. A few polymorphic sites have been identified in this gene, one of them being a point mutation (FXIII Val34Leu), leading to an amino acid change of valine to leucine. Several studies were published on the association between FXIII 34Leu allele and a decreased incidence of myocardial infarction (MI) with high controversy results dependent on the population. The aim of our study was to further investigate the possible protective role of the FXIII 34Leu allele polymorphism against acute MI in Egyptian patients. Study Design: Clinical examination by cardiologist specialists, blood test for biochemical markers and DNA genotyping using specific molecular sensing probes in Real Time PCR. Place and Duration of Study: Patients were recruited from consecutive admission to the coronary care unit, Suez Canal University Hospital, Ismailia, Egypt. Material and Methods: Total 107 subjects were recruited and subdivided into two main groups; patients (82) and control group (25). On admission, the following data were fulfilled: age, smoking, history of Diabetes Mellitus (DM) and Hypertension (HTN), family history of MI. Clinical examination: Blood pressure and Body Mass Index calculation were done and for patients a short outcome prognosis was done using left ventricular Ejection Fraction (EF). Routine laboratory investigations for recruited groups including fasting and postprandial glucose level, Triglycerides, total Cholesterol, HDL-C and LDLC were carried out. Factor XIII Val34Leu was genotyped for all the recruited subjects using site specific molecular probes in real time PCR. Results: Obtained data were analyzed using OD and CI values, Pearson correlation coefficient Inter-correlations and Regression analysis model that showed insignificant association between FXIII Val34Leu polymorphism and MI patients. Conclusion: FXIII 34Leu variant has no association with reduced incidence of myocardial infarction in Egyptian patients

    A modern concept for Helicascus with a Pleurophomopsis-like asexual state

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    Helicascus presently comprises two marine species, H. kanaloanus and H. nypae. During investigations of freshwater ascomycetes in Egypt, Malaysia and northern Thailand, we collected two new species of Helicascus from freshwater, which is a new habitat for the genus. Helicascus aegyptiacus sp. nov. is characterised by its smaller asci and ascospores with verruculose walls. Helicascus aquaticus sp. nov. is distinct in having 1-3-septate ascospores and producing a Pleurophomopsis-like anamorph when grown in water agar with sterilized pine needles. During this study we also collected Massarina thalassioidea from freshwater and molecular data confirm this as a species of Helicascus. Thus, we combine this species under Helicascus. All Helicascus species, Massarina thalassioidea and Morosphaeria elaterascus form a strongly supported monophyletic clade and the latter species is also transferred to Helicascus. A key to Helicascus species is provided

    Fungal diversity notes 253–366: taxonomic and phylogenetic contributions to fungal taxa

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    Notes on 113 fungal taxa are compiled in this paper, including 11 new genera, 89 new species, one new subspecies, three new combinations and seven reference specimens. A wide geographic and taxonomic range of fungal taxa are detailed. In the Ascomycota the new genera Angustospora (Testudinaceae), Camporesia (Xylariaceae), Clematidis, Crassiparies (Pleosporales genera incertae sedis), Farasanispora, Longiostiolum (Pleosporales genera incertae sedis), Multilocularia (Parabambusicolaceae), Neophaeocryptopus (Dothideaceae), Parameliola (Pleosporales genera incertae sedis), and Towyspora (Lentitheciaceae) are introduced. Newly introduced species are Angustospora nilensis, Aniptodera aquibella, Annulohypoxylon albidiscum, Astrocystis thailandica, Camporesia sambuci, Clematidis italica, Colletotrichum menispermi, C. quinquefoliae, Comoclathris pimpinellae, Crassiparies quadrisporus, Cytospora salicicola, Diatrype thailandica, Dothiorella rhamni, Durotheca macrostroma, Farasanispora avicenniae, Halorosellinia rhizophorae, Humicola koreana, Hypoxylon lilloi, Kirschsteiniothelia tectonae, Lindgomyces okinawaensis, Longiostiolum tectonae, Lophiostoma pseudoarmatisporum, Moelleriella phukhiaoensis, M. pongdueatensis, Mucoharknessia anthoxanthi, Multilocularia bambusae, Multiseptospora thysanolaenae, Neophaeocryptopus cytisi, Ocellularia arachchigei, O. ratnapurensis, Ochronectria thailandica, Ophiocordyceps karstii, Parameliola acaciae, P. dimocarpi, Parastagonospora cumpignensis, Pseudodidymosphaeria phlei, Polyplosphaeria thailandica, Pseudolachnella brevifusiformis, Psiloglonium macrosporum, Rhabdodiscus albodenticulatus, Rosellinia chiangmaiensis, Saccothecium rubi, Seimatosporium pseudocornii, S. pseudorosae, Sigarispora ononidis and Towyspora aestuari. New combinations are provided for Eutiarosporella dactylidis (sexual morph described and illustrated) and Pseudocamarosporium pini. Descriptions, illustrations and / or reference specimens are designated for Aposphaeria corallinolutea, Cryptovalsa ampelina, Dothiorella vidmadera, Ophiocordyceps formosana, Petrakia echinata, Phragmoporthe conformis and Pseudocamarosporium pini. The new species of Basidiomycota are Agaricus coccyginus, A. luteofibrillosus, Amanita atrobrunnea, A. digitosa, A. gleocystidiosa, A. pyriformis, A. strobilipes, Bondarzewia tibetica, Cortinarius albosericeus, C. badioflavidus, C. dentigratus, C. duboisensis, C. fragrantissimus, C. roseobasilis, C. vinaceobrunneus, C. vinaceogrisescens, C. wahkiacus, Cyanoboletus hymenoglutinosus, Fomitiporia atlantica, F. subtilissima, Ganoderma wuzhishanensis, Inonotus shoreicola, Lactifluus armeniacus, L. ramipilosus, Leccinum indoaurantiacum, Musumecia alpina, M. sardoa, Russula amethystina subp. tengii and R. wangii are introduced. Descriptions, illustrations, notes and / or reference specimens are designated for Clarkeinda trachodes, Dentocorticium ussuricum, Galzinia longibasidia, Lentinus stuppeus and Leptocorticium tenellum. The other new genera, species new combinations are Anaeromyces robustus, Neocallimastix californiae and Piromyces finnis from Neocallimastigomycota, Phytophthora estuarina, P. rhizophorae, Salispina, S. intermedia, S. lobata and S. spinosa from Oomycota, and Absidia stercoraria, Gongronella orasabula, Mortierella calciphila, Mucor caatinguensis, M. koreanus, M. merdicola and Rhizopus koreanus in Zygomycota.Fil: Li, Guo Jie. Institute Of Microbiology Chinese Academy Of Sciences; ChinaFil: Hyde, Kevin D.. Kunming Institute Of Botany Chinese Academy Of Sciences; ChinaFil: Zhao, Rui Lin. Institute Of Microbiology Chinese Academy Of Sciences; ChinaFil: Hongsanan, Sinang. Kunming Institute Of Botany Chinese Academy Of Sciences; China. Mae Fah Luang University; TailandiaFil: Abdel-Aziz, Faten Awad. Sohag University; EgiptoFil: Abdel-Wahab, Mohamed A.. Sohag University; Egipto. King Saud University; Arabia SauditaFil: Alvarado, Pablo. Alvalab; EspañaFil: Alves Silva, Genivaldo. Universidade Federal de Santa Catarina; BrasilFil: Ammirati, Joseph F.. University Of Washington, Seattle; Estados UnidosFil: Ariyawansa, Hiran A.. Guizhou Academy Of Agricultural Sciences; ChinaFil: Baghela, Abhishek. National Fungal Culture Collection Of India (nfcci); IndiaFil: Bahkali, Ali Hassan. King Saud University; Arabia SauditaFil: Beug, Michael. Po Box; Estados UnidosFil: Bhat, D. Jayarama. Azad Housing Society; India. Goa University; IndiaFil: Bojantchev, Dimitar. Mushroomhobby.com; Estados UnidosFil: Boonpratuang, Thitiya. Thailand National Center For Genetic Engineering And Biotechnology; TailandiaFil: Bulgakov, Timur S.. Southern Federal University; RusiaFil: Camporesi, Erio. Società Per Gli Studi Naturalistici Della Romagna; ItaliaFil: Boro, Marcela C.. Instituto de Botânica de Sao Paulo; BrasilFil: Ceska, Oldriska. 1809 Penshurst; CanadáFil: Chakraborty, Dyutiparna. Ministry Of Environment & IndiaFil: Chen, Jia Jia. Beijing Forestry University; ChinaFil: Chethana, K. W. Thilini. Mae Fah Luang University; Tailandia. Beijing Academy Of Agriculture And Forestry Sciences; ChinaFil: Chomnunti, Putarak. Mae Fah Luang University; TailandiaFil: Consiglio, Giovanni. Via C. Ronzani 61; ItaliaFil: Cui, Bao Kai. Beijing Forestry University; ChinaFil: Dai, Dong Qin. Mae Fah Luang University; TailandiaFil: Dai, Yu Cheng. Beijing Forestry University; ChinaFil: Daranagama, Dinushani A.. Institute Of Microbiology Chinese Academy Of Sciences; China. Mae Fah Luang University; TailandiaFil: Das, Kanad. Ministry Of Environment & IndiaFil: Dayarathne, Monika C.. Kunming Institute Of Botany Chinese Academy Of Sciences; China. World Agro Forestry Centre East And Central Asia Office; China. Mae Fah Luang University; TailandiaFil: De Crop, Eske. University of Ghent; BélgicaFil: De Oliveira, Rafael J. V.. Federal University of Pernambuco; BrasilFil: de Souza, Carlos Alberto Fragoso. Instituto de Botânica; BrasilFil: de Souza, José Ivanildo. Federal University of Pernambuco; BrasilFil: Dentinger, Bryn T. M.. Aberystwyth University.; Reino UnidoFil: Dissanayake, Asha J.. Mae Fah Luang University; TailandiaFil: Doilom, Mingkwan. Mae Fah Luang University; TailandiaFil: Drechsler Santos, E. Ricardo. Universidade Federal de Santa Catarina; BrasilFil: Ghobad Nejhad, Masoomeh. Iranian Research Organization for Science and Technology; IránFil: Gilmore, Sean P.. University of California Santa Barbara; Estados UnidosFil: Góes Neto, Aristóteles. Universidade Estadual de Feira de Santana; BrasilFil: Gorczak, Michal. University of Warsaw; PoloniaFil: Sir, Esteban Benjamin. Fundación Miguel Lillo. Dirección de Botánica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán; Argentin

    Fungal diversity notes 1-110: taxonomic and phylogenetic contributions to fungal species

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    International audienceThis paper is a compilation of notes on 110 fungal taxa, including one new family, 10 new genera, and 76 new species, representing a wide taxonomic and geographic range. The new family, Paradictyoarthriniaceae is introduced based on its distinct lineage in Dothideomycetes and its unique morphology. The family is sister to Biatriosporaceae and Roussoellaceae. The new genera are Allophaeosphaeria (Phaeosphaeriaceae), Amphibambusa (Amphisphaeriaceae), Brunneomycosphaerella (Capnodiales genera incertae cedis), Chaetocapnodium (Capnodiaceae), Flammeascoma (Anteagloniaceae), Multiseptospora (Pleosporales genera incertae cedis), Neogaeumannomyces (Magnaporthaceae), Palmiascoma (Bambusicolaceae), Paralecia (Squamarinaceae) and Sarimanas (Melanommataceae). The newly described species are the Ascomycota Aliquandostipite manochii, Allophaeosphaeria dactylidis, A. muriformia, Alternaria cesenica, Amphibambusa bambusicola, Amphisphaeria sorbi, Annulohypoxylon thailandicum, Atrotorquata spartii, Brunneomycosphaerella laburni, Byssosphaeria musae, Camarosporium aborescentis, C. aureum, C. frutexensis, Chaetocapnodium siamensis, Chaetothyrium agathis, Colletotrichum sedi, Conicomyces pseudotransvaalensis, Cytospora berberidis, C. sibiraeae, Diaporthe thunbergiicola, Diatrype palmicola, Dictyosporium aquaticum, D. meiosporum, D. thailandicum, Didymella cirsii, Dinemasporium nelloi, Flammeascoma bambusae, Kalmusia italica, K. spartii, Keissleriella sparticola, Lauriomyces synnematicus, Leptosphaeria ebuli, Lophiostoma pseudodictyosporium, L. ravennicum, Lophiotrema eburnoides, Montagnula graminicola, Multiseptospora thailandica, Myrothecium macrosporum, Natantispora unipolaris, Neogaeumannomyces bambusicola, Neosetophoma clematidis, N. italica, Oxydothis atypica, Palmiascoma gregariascomum, Paraconiothyrium nelloi, P. thysanolaenae, Paradictyoarthrinium tectonicola, Paralecia pratorum, Paraphaeosphaeria spartii, Pestalotiopsis digitalis, P. dracontomelon, P. italiana, Phaeoisaria pseudoclematidis, Phragmocapnias philippinensis, Pseudocamarosporium cotinae, Pseudocercospora tamarindi, Pseudotrichia rubriostiolata, P. thailandica, Psiloglonium multiseptatum, Saagaromyces mangrovei, Sarimanas pseudofluviatile, S. shirakamiense, Tothia spartii, Trichomerium siamensis, Wojnowicia dactylidicola, W. dactylidis and W. lonicerae. The Basidiomycota Agaricus flavicentrus, A. hanthanaensis, A. parvibicolor, A. sodalis, Cantharellus luteostipitatus, Lactarius atrobrunneus, L. politus, Phylloporia dependens and Russula cortinarioides are also introduced. Epitypifications or reference specimens are designated for Hapalocystis berkeleyi, Meliola tamarindi, Pallidocercospora acaciigena, Phaeosphaeria musae, Plenodomus agnitus, Psiloglonium colihuae, P. sasicola and Zasmidium musae while notes and/or new sequence data are provided for Annulohypoxylon leptascum, A. nitens, A. stygium, Biscogniauxia marginata, Fasciatispora nypae, Hypoxylon fendleri, H. monticulosum, Leptosphaeria doliolum, Microsphaeropsis olivacea, Neomicrothyrium, Paraleptosphaeria nitschkei, Phoma medicaginis and Saccotheciaceae. A full description of each species is provided with light micrographs (or drawings). Molecular data is provided for 90 taxa and used to generate phylogenetic trees to establish a natural classification for species

    Fungal diversity notes 1387–1511: taxonomic and phylogenetic contributions on genera and species of fungal taxa

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    This article is the 13th contribution in the Fungal Diversity Notes series, wherein 125 taxa from four phyla, ten classes, 31 orders, 69 families, 92 genera and three genera incertae sedis are treated, demonstrating worldwide and geographic distribution. Fungal taxa described and illustrated in the present study include three new genera, 69 new species, one new combination, one reference specimen and 51 new records on new hosts and new geographical distributions. Three new genera, Cylindrotorula (Torulaceae), Scolecoleotia (Leotiales genus incertae sedis) and Xenovaginatispora (Lindomycetaceae) are introduced based on distinct phylogenetic lineages and unique morphologies. Newly described species are Aspergillus lannaensis, Cercophora dulciaquae, Cladophialophora aquatica, Coprinellus punjabensis, Cortinarius alutarius, C. mammillatus, C. quercoflocculosus, Coryneum fagi, Cruentomycena uttarakhandina, Cryptocoryneum rosae, Cyathus uniperidiolus, Cylindrotorula indica, Diaporthe chamaeropicola, Didymella azollae, Diplodia alanphillipsii, Dothiora coronicola, Efibula rodriguezarmasiae, Erysiphe salicicola, Fusarium queenslandicum, Geastrum gorgonicum, G. hansagiense, Helicosporium sexualis, Helminthosporium chiangraiensis, Hongkongmyces kokensis, Hydrophilomyces hydraenae, Hygrocybe boertmannii, Hyphoderma australosetigerum, Hyphodontia yunnanensis, Khaleijomyces umikazeana, Laboulbenia divisa, Laboulbenia triarthronis, Laccaria populina, Lactarius pallidozonarius, Lepidosphaeria strobelii, Longipedicellata megafusiformis, Lophiotrema lincangensis, Marasmius benghalensis, M. jinfoshanensis, M. subtropicus, Mariannaea camelliae, Melanographium smilaxii, Microbotryum polycnemoides, Mimeomyces digitatus, Minutisphaera thailandensis, Mortierella solitaria, Mucor harpali, Nigrograna jinghongensis, Odontia huanrenensis, O. parvispina, Paraconiothyrium ajrekarii, Parafuscosporella niloticus, Phaeocytostroma yomensis, Phaeoisaria synnematicus, Phanerochaete hainanensis, Pleopunctum thailandicum, Pleurotheciella dimorphospora, Pseudochaetosphaeronema chiangraiense, Pseudodactylaria albicolonia, Rhexoacrodictys nigrospora, Russula paravioleipes, Scolecoleotia eriocamporesi, Seriascoma honghense, Synandromyces makranczyi, Thyridaria aureobrunnea, Torula lancangjiangensis, Tubeufia longihelicospora, Wicklowia fusiformispora, Xenovaginatispora phichaiensis and Xylaria apiospora. One new combination, Pseudobactrodesmium stilboideus is proposed. A reference specimen of Comoclathris permunda is designated. New host or distribution records are provided for Acrocalymma fici, Aliquandostipite khaoyaiensis, Camarosporidiella laburni, Canalisporium caribense, Chaetoscutula juniperi, Chlorophyllum demangei, C. globosum, C. hortense, Cladophialophora abundans, Dendryphion hydei, Diaporthe foeniculina, D. pseudophoenicicola, D. pyracanthae, Dictyosporium pandanicola, Dyfrolomyces distoseptatus, Ernakulamia tanakae, Eutypa flavovirens, E. lata, Favolus septatus, Fusarium atrovinosum, F. clavum, Helicosporium luteosporum, Hermatomyces nabanheensis, Hermatomyces sphaericoides, Longipedicellata aquatica, Lophiostoma caudata, L. clematidis-vitalbae, Lophiotrema hydei, L. neoarundinaria, Marasmiellus palmivorus, Megacapitula villosa, Micropsalliota globocystis, M. gracilis, Montagnula thailandica, Neohelicosporium irregulare, N. parisporum, Paradictyoarthrinium diffractum, Phaeoisaria aquatica, Poaceascoma taiwanense, Saproamanita manicata, Spegazzinia camelliae, Submersispora variabilis, Thyronectria caudata, T. mackenziei, Tubeufia chiangmaiensis, T. roseohelicospora, Vaginatispora nypae, Wicklowia submersa, Xanthagaricus necopinatus and Xylaria haemorrhoidalis. The data presented herein are based on morphological examination of fresh specimens, coupled with analysis of phylogenetic sequence data to better integrate taxa into appropriate taxonomic ranks and infer their evolutionary relationships
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