雄性生物 的英文怎麼說
中文拼音 [xióngxìngshēngwù]
雄性生物
英文
male creature- 雄 : Ⅰ形容詞1 (生物中能產生精細胞的) male 2 (有氣魄的) grand; imposing 3 (強有力的) powerful; mi...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 生 : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 雄性 : male雄性動物 buck; 雄性化 masculine; 雄性激素 male sex hormone; androgen; 雄性先熟 protandry (動物); proandry
- 生物 : living things; living beings; organisms; bios (pl bioi bioses); biont; thing; life生物材料 biol...
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The researchers found in a study of sticklebacks, that males with body odour that is particularly attractive to females produce small protein fragments known as " peptides "
研究人員在對刺魚的研究中發現,那些體嗅對雌性具有特別吸引力的雄性動物,能夠產生很小的蛋白質碎片(被稱做「縮氨酸」 ) 。At 22 h reperfusion, removal of androgens by castration provided protection from ischemic injury in both cortex and striatum ( 2, 3, 5 - triphenyltetrazolium chloride ( ttc ) histology ), whereas dht replacement ( 50 mg subcutaneous implant ) restored infarction volume to that of the intact male ; testosterone ( 50 mg ) had similar but less potent effects
再灌注22小時時,通過閹割來去除雄激素對皮層和新紋狀體的缺血性損傷都產生了保護作用(氯化三苯四唑組織學) ,相反的,雙氫睪酮替代( 50毫克皮下植入)對于完好的雄性動物也恢復了梗死面積;睪酮( 50毫克)有著相似但更弱的效應。At 22 h reperfusion, remoal of androgens by castration proided protection from ischemic injury in both cortex and striatum ( 2, 3, 5 - triphenyltetrazolium chloride ( ttc ) histology ), whereas dht replacement ( 50 mg subcutaneous implant ) restored infarction olume to that of the intact male ; testosterone ( 50 mg ) had similar but less potent effects
再灌注22小時時,通過閹割來去除雄激素對皮層和新紋狀體的缺血性損傷都產生了保護作用(氯化三苯四唑組織學) ,相反的,雙氫睪酮替代( 50毫克皮下植入)對于完好的雄性動物也恢復了梗死面積;睪酮( 50毫克)有著相似但更弱的效應。This is so because climbing plants are likely to encounter intensive - changing environmental condition during their growth ( especially change of illumination ). secondly, there is a large proportion ( 30 - 40 % ) of climbing plants which belong to dioecism, and hence a gap between male and female plants on morphology, biological characteristic, economic value and so on. this dissertation focuses on herbaceous climbing plants, perennial or annual species such as dioecious trchosahthes kirilowii maxin and dioscorea opposita thumb, and monoecious luffa cylindrical ( l ) roem, it attempts to discover how climbing plants adapted to various environments and the mechanism of adaptation from aspects of physiological and reproductive ecologies at present, due to overuse of chlorofluorocarbons ( cfcs ), the ozonosphere has become thinner and thinner, and the ultraviolet - b ( uv - b ) radiation has increased considerably
而攀援植物本身是一類理想的植物行為生態學研究材料:第一,攀緣植物由於受攀緣能力和支柱木資源的限制,在生長過程中通常要遇到強烈變化的環境條件(特別是光照) ;第二,攀緣植物中具有較高比例的雌雄異株類型,通常佔地區攀緣植物種類的30 40左右,不同性別的植物在形態學及生物學特性、經濟價值等方面存在一定的差距,因此,本文以雌雄異株攀緣植物栝樓( trchosahtheskirilowiimaxim ) (葫蘆科多年生草質藤本植物)和山藥( dioscoreaoppositathunb ) (薯蕷科薯蕷屬植物) 、雌雄同株異花攀緣植物絲瓜[ luffacylindrical ( l ) roem ] (葫蘆科一年生攀緣草本植物)為材料,試圖從生理生態學及生殖生態學角度揭示攀援植物如何適應不同生境及其機理。During male gametogenesis, the spermatogonia became primary spermatozoa through mitosis, and then became fourth equivalent cytoplasm, round sperm through meiosis. after maturation, they participated in embryo development with the mature oocyte through fertilization. but in female gametogenesis, the primary oocyte formed a matured egg and 1 ~ 3 polar bodies ( pb )
雄性動物精子發生過程中精原細胞最後一次有絲分裂形成二倍體精母細胞后,經過兩次減數分裂形成了四個含等量細胞質、圓形的精子細胞,最終發育成四個具有正常生理功能的精子,與成熟卵母細胞受精后參與胚胎發育。To explain this, biologists have theorised that these females are mating with males who are genetically superior to their regular mates, thus getting the benefit of parental assistance from a cuckold and good genes from a lothario
為了解釋這種現象,生物學家們理論化地講道,這些雌性與其它一些雄性進行交配是因為它們比自己的正常配偶更具有優秀的遺傳能力,這樣雌性土撥鼠不僅能夠得到雄性土撥鼠對幼畜的照料,同時又能得到洛斯里奧的優良基因。The mammiferous testis perform important functions of producing sperm and secreting male hormone
雄性哺乳動物的睪丸具有生精和分泌雄性激素等重要的功能。These bacteria are transmitted through the cytoplasm of eggs and have evolved various mechanisms for manipulating reproduction of their hosts, including cytoplasimic incompatibility ( ci ), parthenogenesis, feminization, male killing, fecundity or fertility modifying etc. wolbachia are common and widespread bacteria infecting 17 % insect population, 17 crustacean species, mites and many nematodes
這些共生菌通過母系遺傳參與調控寄主的多種生殖活動,包括細胞質不親和現象、誘導孤雌生殖現象、雌性化、雄性致死以及調節寄主生殖力等。 wolbachia的分佈十分廣泛,目前已經發現在超過17的昆蟲種群以及17種甲殼綱動物、蟎蟲、線蟲體內發現了它的存在。Examples include male and female plants in dioecious species, aerial and submerged leaves, alternation of gametophyte and sporophyte stages of a life cycle, and mesophyll and bundle - sheath chloroplasts
例如在雌雄異株物種中的雌性植物和雄性植物,氣生的和被水浸沒的葉片,生活史中的配子體與孢子體的交替,葉肉和維管束鞘葉綠體等。Injected group, 0. 1 % saccharin ( 1. 5 ~ 2ml / rat, in 5min ) intraoral infused group and cta group. the expression of endogenous leucin - enkephalin ( lek ) in the rat brain was observed and 5 parts of the thalamus including laterodorsal thalamic nucleus ( ld ), lateral part of mediodorsal thalamic nucleus ( mdl ), ventroposterolateral thalamic nucleus ( vpl ), ventroposteromedial thalamic nucleus ( vpm ) and reticular thalamic nucleus ( rt ) were comparatively researched before and after the acquisition of cta applying lek - immunocytochemistry. in behavioral experiment, 18 adult male sd rats were divided into normal cta group ( control ) and 2 naloxone i. p
為探討cta形成過程中enk的作用,本實驗用成年雄性sd大鼠35隻,分為空白對照組、生理鹽水( 2體重)腹腔注射組、 0 . 15mlicl溶液( 2體重)腹腔注射組、 0 . 1糖精溶液口腔灌流組( 1 . 5 - 2ml只, 5min )和cta建立組,採用免疫細胞化學方法,觀察了亮腦啡肽( lek )陽性神經元在大鼠腦內的分佈情況,並比較了各組大鼠丘腦外側背核( ld ) 、丘腦內側背核外側部( mdl ) 、丘腦腹后外側核( vpl ) 、丘腦腹后內側核( vpm )以及丘腦網狀核( rt )等5個腦區內lek表達水平的差異;另外將成年雄性sd大鼠18隻,分為正常cta建立組以及在cta建立前或cta建立后阿片受體拮抗劑納洛酮( 2mg kg體重)腹腔注射組,對內源性阿片樣物質對于cta建立和保持的影響進行了行為學研究。The formation of the population of the allotetraploid hybrids of red crucian carp and common carp is the first case in the world which both the female and the male of allotetraploids are fertile, they are the good materials for studying the biological characteristic of tetraploid animals, this paper reports the hereditary characters of allotetraploids including the stability of hereditary gynogenesis and androgenesis
異源四倍體鯽鯉是世界上首例人工培育的兩性可育的四倍體魚,這為研究四倍體的生物學特性提供了良好的實驗材料,本文對異源四倍體鯽鯉的遺傳特性進行了研究,主要包括其遺傳穩定性、雌核發育、雄核發育方面的研究。Molecular examination and biological observation of transformed plants by growing resistant germinations we got 30 transformed plants. pcr and spot blotting hybridization analysis indicate that hsp70 anti - sense cdna had been integrated into tobacco genome. through observation and measurement we found 12 completely sterile, 9hyper - sterile, 3 partially sterile and 6 fertile and significant differences between them in stamen, height, and fruit weight
Pcr和點雜交分析表明, hsp70正、反義。 dna己經整合到煙草的基因組中。在進行田間生物學性狀觀察時, 30株轉基因植株中有12株表現出完全不育, 9株高度不育, 3株部分不育和6株可育;不育植株在雄蕊、株高和果實重量等方面都存在明顯的差異。In this paper, we selected a widely used organophosphorous pesticide - - monocrotophos, used goldfish as model animal, and chose the vitellogenin induction of male fish as the main indicator, - gtp of sertoli cell in testes, the changes of microstructures of testis and ultrastructures of pituitary and testis as assistant indicators, we finally built up a screening system to effectively detect the environmental estrogen effect of organophosphorous pesticides, and reported that the monocrotophos had the activity of environmental estrogen for the first time in the world
因此,本文選擇國內廣泛使用的有機磷農藥? ?久效磷,以金魚為模型生物,以雄性金魚卵黃原蛋白產生、精巢支持細胞- gtp酶活性,並輔以生殖軸線器官? ?垂體和精巢超微結構的變化,在國內首先建立了有機磷農藥環境雌激素效應的篩選體系,並首次確認久效磷具有環境雌激素活性。Four species of ceratiodes were studied about organic morphology and embryonal development and biological characteristics. the results were showed as follows : c. arborescens and c. ewersmanniana were more dominant than c. latens and c. lanata in spire and vegetative period. in flowering phase of male flower, c. arborescens and c. latens arrive the maximum peak of flowering during 8 : 00 - 11 : 00. c. lanata arrive the maximum peak of flowering during 11 : 00 - 1 : 00, but in flowering phase of female flower, three species arrive the maximum peak of flowering in 14 : 00 ; temperature of female flower was righter than one of male flower
本文對駝絨藜屬4種植物進行了器官形態學及解剖學、胚胎發育及生物學特性的研究,結果表明: 4種材料幼苗期和營養生長期的生長狀況均是華北駝絨藜、心葉駝絨藜比駝絨藜、北美駝絨藜占優勢;開花規律,華北駝絨藜和駝絨藜雄花均在8 : 00 - 10 : 00達開放高峰,北美駝絨藜在11 : 00 - 1 : 00達開放高峰,而三者雌花均在14 : 00左右達開放高峰。Treatment for baldness is available and may include medications to help promote hair growth, surgery ( e. g. hair transplantation ), or cosmetic treatment to hide hair loss, alone or in combination
雄性禿頭的治療方法包括單獨或合併使用促進頭發生長的藥物治療、外科手術(如植發)或隱藏脫發的美容治療。Meanwhile, morphological characteristics of d. glomerata have significant relationships : those with upright and constrictive inflorescences have longer and narrower leaves, stronger stems, longer flag leaves, well - developed stamens and stronger seed reproductive capacity, whereas those with pendulous inflorescence have the opposite characteristics
2 )鴨茅植物形態學特徵間存在明顯相關性,花序直立、緊縮的鴨茅,葉片窄長,莖稈粗壯,旗葉較長,雄性生殖器官發育良好,結種性能強;而花序下垂、開展的鴨茅則與之相反。He also describedb the process of pollination and showed that the stamens were the male organs and that the stigma and style were the female organs of a plant
他還研究了傳粉的過程並發現雄蕊是植物的雄性生殖器官,而花柱和柱頭是植物的雌性生殖器官。The research effort focused on the structure, function, gene engineering and expression of specific sperm membrane protein. he has been actively engaged in this field for over 30 years, and published more than 70 research papers in international and national journals
年他建立了雄性生殖細胞生物學組,近十余年來主要從事特異性精子膜蛋白的結構,功能及基因工程和表達的研究。In the experiment females were fooled by the protein fragments into believing that males with insufficient mhc molecules would provide offspring with the ideal number of mhc types
在試驗中,雌性動物受到分子碎片的愚弄,使得它們相信那些具有不充足mhc分子的雄性動物會產生出具有理想類型mhc的後代。They state that the cap risk in symptomatic finasteride users is strongly affected by not only the biological effect of finasteride, but by the clinical practices and diagnostics in the management of bph
他們認為,在癥狀性非那雄胺使用者中,前列腺癌的危險性不僅僅受非那雄胺生物學效應的顯著影響,也受臨床實踐和前列腺增生治療中的診斷學影響。分享友人