真菌區系 的英文怎麼說
中文拼音 [zhēnjūnqūxì]
真菌區系
英文
fungal flora-
The rhizosphere microflora dynamics of bacteria, actinomyces, fungi and four bacterial physiological groups of kentucky bluegrass under different quality of illumination were studied by adopting selective culture medium to explain scientifically response regular of this grass to different illumination condition
摘要研究了草地早熟禾在不同光照條件下其根際與非根際細菌、真菌、放線菌以及氨化細菌、硝化細菌、好氣性纖維素分解菌、固氮菌生理類群的區系動態變化，擬從根際土壤微生物數量變化方面來闡述草地早熟禾對不同光照條件的響應規律。It was suggested that eric - pcr could substitute for rapd in research related to the genetic identification and genetic diversity in auricularia and other edible and medicinal fungi : 2 to a certain extent, genetic differences among auricularia strains tested in this study did not have necessary relativity with their geographical origins respectively ; 3 in this study, genetic diversity in a. polytricha was higher than that in a. auricula : 4 in this study, a. fuscosuccinea had a higher homology to a. auricula than to a. polytricha ; 5 morphological characteristics validated the results from eric - pcr and provided a potential explanation for the higher similarity coefficient between a. auricular and a. fuscosuccinea ; 6 southern hybridization was employed by choosing a strain from a. auricula as a probe which hybridized with a. auricula and a. fuscosuccinea except a. polytricha, further confirming the veracity of the results from eric - pcr ; 7 in this study, isozyme analysis could not cluster the 7 strains from three auricularia species to different groups efficiently ; 8 2 strains from two auricularia species revealed high conservative degree and the restriction fragment patterns by 4 kinds of restricted enzymes showed no diversity
本研究中，木耳屬2個種的2個菌株在its區域表現出較高的保守性， 4種限制型內切酶的酶切圖譜沒有顯示出多態性；增加內切酶種類及供試菌株數量，有可能獲得具有多態性的限制性內切酶酶切圖譜； 9本實驗中， its區域的真菌特異性引物與真核生物通用引物對于擴增效果無較大差異，擴增片段長度均為650bp左右； 10根據形態學實驗、 eric - pcr實驗以及southern雜交實驗的結果分析，紫木木耳屬種質資源的遺傳鑒定和遺傳多樣性評價耳極有可能是毛木耳種的一個變種; n .本研究中所用的gutc法是一種適用於木耳屬菌株基因組洲a快速提取的方法; 12 .傳統的形態學分類法和現代的分子生物學分類法，兩者的關系是相輔相成，互為驗證In six selected areas of the subtropical semi - humid evergreen broad - leaf forest ecosystem of yunnan diaolin mountain, during drought season from november, 1992 to april, 1993, authors studied and analysed, throught adopting the taxonomic, ecological and mathematical statistics method, the distribution, composition and domi - nant fungi of the small fungi as well as biodiversity. altogether 706 strains statistics unit, belonging to 28 genera, dominant fungi 678 strains statistics unit, 20 dominant fungi gen - era
在雲南雕林山亞熱帶半濕潤常綠闊葉林森林生態系統的六個具有代表性的樣區中，於1992年11月至1993年4月旱季期間，運用系統分類、生態分析和數理統計的方法，對小型真菌種群的分佈、組成、優勢菌及其生物多樣性進行了分析，共分離獲得小型真菌菌株統計單位706株，分屬於28個屬，其中，優勢菌678株，分屬於20個屬。In the present study, a compartment cultivation system and histochemical staining were used to investigate the influence of soil available p level, plant p status and soil organic p on the growth and metabolic activity of am fungi. differences in metabolic activity among am fungal isolates and the relationship between metabolic activity and mycorrhizal effectiveness were al so investigated. in addition, am fungi from a wide range of environmental conditions ( originally isolated from north, central and south china ) were used to study the ecological adaptability of am fungi and the influence of edaphic conditions on am fungal growth and metabolic activity
本研究採用分室根箱、組織化學等手段研究了土壤施磷水平、植物磷營養狀況、土壤有機磷對am真菌生長和代謝活性的影響；不同am真菌的代謝活性及其與菌根效應之間的關系，並對我國華北、華中和華南地區篩選出的高效菌株進行了生態適應性的比較，以期在理論上闡述宿主植物生長狀況及土壤條件對菌根真菌生長和代謝活性的調控機制，篩選出具有廣泛生態適應性的am菌株。Helan shan is located in the northwest of china, 37. 0 - 3 9. 6 n. and 105. 3 - 106. 8 e. its altitude ranges from 1 600m to 3 556m. the cosmo politan genera and species of higher fungi from helan shan amount to 64. 1 % and 1 9. 8 % respectively. most of them are saprophytic taxa of broad physiological adap tability. the genera belonging to the boreal areal type make up 35. 9 %, and species 52. 7 %, which indicates that the higher fungi flora of the helan shan are dominan ted by boreal elements. no tropical genera and species have been found there. the elements of europe - asia add up to 11. 5 %, while the elements of east asia - north america amount to 9. 9 % which shows close relationship of fungi between the helan shan and the above two regions. the elements of china - japan amount to 3. 1 %, whic h reflects some relations of higher fungi between china and japan. few elements e ndemic to helan shan were found but with further investigation and study, it is p ossible to find some considering its isolated geographic location and varied top ography
賀蘭山高等真菌區系地理成分中，世界性分佈屬佔64 . 1 % 、種佔19 . 5 ，他們多為適應性強的腐生菌類;歐亞北美分佈屬佔35 . 9 % 、種佔52 . 7 % ，未發現熱帶分佈的屬或種，充分顯示出該地區真菌以北溫帶分佈成分為主的特點;歐亞分佈種佔11 . 5 % ，東亞北美分佈種佔9 . 9 % ，表明該地區真菌區系與歐洲、北美洲的密切聯系;中國&日本分佈種佔3 . 1 % ，可見本地區和日本在真菌區繫上也有著聯系;本地區特有成分較少，但從賀蘭山特殊的地理位置、相對孤立的山體和復雜的地形分析，隨研究工作的深入，很可能有一些山的分佈的特有成分被發現.賀蘭山真菌區系成分與鄰近的內蒙古大青山相比較，共有種多達57種，而與地處亞熱帶向熱帶過渡的湖南莽山相比較，共有種僅有12種，更進一步說明本地區深居北溫帶，真菌區系以泛北極成分為主的特色In order to further investigate the role of axudl in human tumor carcinogenesis and the potential association between the axudl gene expression status and the stimulation of transforming growth factor beta in human cancers, the present study was performed in three aspects as follows : ( 1 ) cloning full length enconding region cdna of axudl and construction of eukaryotic vector that expression the fusion protein of axud1 and influenza virus hemagglutin ha epitope tag ; ( 2 ) exploring the time and dose effects of tgf - 1 on the expression - of axudl gene in hepg2 hepatoma cells and spc - a1 lung carcinomas cells, and studying the effects of overexpression of axud1 on the expression of cell cycle and apoptosis related protein in hepg2 hepatoma cells ; ( 3 ) construction and expression of human axudl in e. coli m15. the following main results and conclusions can be obtained from the present study : 1. the full length ecnoding region of human axudl cdna from human peripheral blood lymphocytes was successfully cloned using one step rt - pcr method, and constructed into a eukaryotic expression vector which can be expressed a ha - axud1 fusion protein with axud1 and influenza virus hemagglutin ha epitope tag. the recombinant plasmid was identified by polymerase chain reaction, restriction endonuclease maping and sequencing, this expression vector might be instrumental to further study the function of axud1 protein in tumor cells
為了進一步研究axud1在人類腫瘤發生中的作用及axud1基因的表達狀況與tgf -介導的信號通路的關系，本實驗研究分為三個部分： （ 1 ） axud1基因cdna全長編碼區的克隆和ha表位標記的axud1基因表達載體的構建； （ 2 ）探討肝癌細胞hepg2和肺腺癌spc - a1細胞中tgf - 1誘導的axud1基因表達的時間、劑量效應以及誘導表達的可能機理，並研究axud1的過表達對細胞周期和細胞凋亡相關蛋白表達的影響； （ 3 ） axud1原核表達載體的構建及其在大腸桿菌中的表達。本實驗的主要結果和結論如下： 1利用一步法rt - pcr成功地從人類外周血淋巴細胞中克隆出axud1基因編碼區cdna ，並將其構建入真核表達載體中，編碼的ha - axud1融合蛋白帶有流感病毒凝血素ha的表位標記肽段。分享友人