6,294 research outputs found

    Hopefully a Good Life: Cosmopolitan Chinese Migrant Families in Urban Italy

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    Chinese residents have grown to be one of the most prosperous migrant groups in Italy since their mass migration from China in the 1980s. Alongside their rapid upward economic mobility, parents and children within the same families have shown generational differences in their understandings of the good life. While older generations believed that the good life means economic mobility, which is achieved through their labour and migration, younger generations’ definition of the good life, rooted in their negative experiences of racialization, is associated with social recognition. Such generational differences stem from the shifting tensions between the contested racial and national orders in association with Italy’s economic stagnation and China’s global ascendancy. Yet, both generations of these desiring subjects have manifested their own conceptions of cosmopolitan Chinese-ness to survive precarity and to aspire to a better life both economically and socially. Their family stories thus contribute to anthropological debates on how people envision their futures between hope and precarity, expectation and uncertainty, and privilege and disadvantages amid racialized class terrains, generational tensions, and geopolitical transformation of the world order

    Euphorbia motuogensis (Euphorbiaceae), a new species from Xizang, China

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    Li, Man-Ting, Lan, Xiao-Zhong, Zuo, You-Wei, Deng, Hong-Ping (2021): Euphorbia motuogensis (Euphorbiaceae), a new species from Xizang, China. Phytotaxa 527 (2): 107-116, DOI: 10.11646/phytotaxa.527.2.

    Evolutionary change of trends in prevalence of cucurbits-infecting viruses in Taiwan, 1981-2011

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    台灣瓜類栽培面積廣且週年都有生產,時空重疊或銜接的結果,使得瓜類病毒病流行不絕,為生產體系中的限制因子。現有紀錄感染台灣瓜類的病毒有16種,包括蚜蟲傳播的:甜菜西方黃化病毒(Beet western yellows virus, BWYV)、瓜類蚜媒黃化病毒 (Cucurbit aphid-borne yellows virus, CABYV)、胡瓜嵌紋病毒(Cucumber mosaic virus, CMV)、甜瓜蚜媒黃化病毒(Melon aphid-borne yellows virus, MABYV)、甜瓜脈綠嵌紋病毒 (Melon vein-banding mosaic virus, MVbMV)、木瓜輪點病毒 (Papaya ringspot virus, PRSV)、絲瓜蚜媒黃化病毒 (Suakwa aphid-borne yellows virus, SABYV)、矮南瓜黃化嵌紋病毒 (Zucchini yellow mosaic virus, ZYMV);薊馬傳播的:海芋黃班病毒 (Calla lily chlorotic spot virus, CCSV)、甜瓜黃班病毒 (Melon yellow spot virus, MYSV)、番茄斑點萎凋病毒 (Tomato spotted wilt virus, TSWV)、西瓜銀斑紋病毒 (Watermelon silver mottle virus, WSMoV);粉蝨傳播的:瓜類退綠黃化病毒 (Cucurbit chlorotic yellows virus, CCYV)、南瓜捲葉菲律賓病毒 (Squash leaf curl Philippine virus, SLCPHV)、番茄捲葉新德里病毒 (Tomato leaf curl New Delhi virus, ToLCNDV),及種子傳播的:胡瓜綠斑嵌紋病毒 (Cucumber green mottle mosaic virus, CGMMV)。其中 CGMMV、CMV、MVbMV、MYSV、PRSV、ToLCNDV、及 ZYMV 還可經由病株汁液傳播。 台灣自1944年農家便覽即有瓜類病毒病害記錄,到最近的報告數據顯示,蚜蟲媒介傳播的病毒一直都是瓜類作物上主要的流行病毒,包括 ZYMV、PRSV、及 CMV 以非永續性方式,CABYV 以永續性方式傳播。1990s 年代南黃薊馬 (Thrips palmi) 以永續型方式傳播的 tospoviruses 崛起,WSMoV 及 MYSV 陸續成為主流病毒。銀葉粉蝨 (Bemisia argentifolii) 入侵立足台灣後,begomoviruses 靠其媒介傳播感染瓜類,其中 SLCPHV 為 2008年以來造成洋香瓜絕產的流行病毒。 2009年中爆發另一粉蝨傳播的病毒 CCYV,短期內台灣各種瓜類皆受其感染。但2011 年初由於連續低溫,開春較晚,粉蝨蟲媒密度低,病毒病疫情得以稍緩。 Cucurbits are cultivated widely and annually in Taiwan and the growth periods or field spaces are always overlapped or linked up that give rise to prevalence of viral diseases. Incessantly prevailing virus infection is a restriction factor in the production of cucurbits. In Taiwan, cucurbits are infected by 16 species of viruses, including the aphid-transmitted viruses: Beet western yellows virus (BWYV), Cucurbit aphid-borne yellows virus (CABYV), Cucumber mosaic virus (CMV), Melon aphid-borne yellows virus (MABYV), Melon vein-banding mosaic virus (MVbMV), Papaya ringspot virus (PRSV), Suakwa aphid-borne yellows virus (SABYV), Zucchini yellow mosaic virus (ZYMV); the thrips-transmitted viruses: Calla lily chlorotic spot virus (CCSV), Melon yellow spot virus (MYSV), Tomato spotted wilt virus (TSWV), Watermelon silver mottle virus (WSMoV); the whitefly-transmitted viruses: Cucurbit chlorotic yellows virus (CCYV), Squash leaf curl Philippine virus (SLCPHV), Tomato leaf curl New Delhi virus (ToLCNDV), and the seed-transmitted Cucumber green mottle mosaic virus (CGMMV). Among them, CGMMV, CMV, MVbMV, MYSV, PRSV, ToLCNDV, and ZYMV can also be mechanically transmitted with diseased plant sap. Cucurbit virus occurred in Taiwan has been recorded since 1944, and the current data show that the aphid-transmitted viruses have been the most prevalent in cucurbits all the time. They are ZYMV, PRSV, and CMV which are transmitted by non-persistent manner and CABYV by persistent manner. Tospoviruses which are persistently transmitted by thrips (Thrips palmi) in Taiwan emerged in 1990s and ever since WSMoV and MYSV have become the major viruses successively. Begomoviruses were extensively spread after their vector the silver leaf whitefly (Bemisia argentifolii) invaded and established in Taiwan. Among the begomoviruses SLCPHV has become the major prevalent virus and has almost wiped out the muskmelon production since 2008. Another whitefly-transmitted virus is CCYV which broke out in 2009. All cucurbit cultivars in Taiwan were infected by CCYV in a very short period. However, due to the continuing low temperature, the relatively late start of spring, and the low whitefly population density at the beginning of 2011, the virus epidemic was slightly lessened

    (34(2):195-2060Identification of Maize Dwarf Mosaic Virus B Strain and Screening for Resistance of Corn

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    從罹患嵌紋病的玉米植株分離出來的一種病毒,經接種到判別植物所呈現之反應,鑑定屬於玉米矮化嵌紋病毒B 型系統(Maize dwarf mosaic Virus B Strain, MDMV-B )。於溫室內對玉米幼苗進行接種試驗,以觀察該病毒在玉米植株上病徵之發展,並藉以探討玉米品系對MDMV-B 的抗病反應,發現其適切的環境是在春季(晝溫20-30 ℃ )。將Kuhm和Smith 兩氏用以評估玉米抗MDMV 的病害指數系統(disease index System )加以修飾,依據不同之病害指數(Disease Index, D. I.),將各玉米品系對本病毒之抗病程度分為抗病(D.I.= 0-24 )、中抗(D.I.= 25-50 )、中感(D.I.= 51-74 )、和感病(D.I.= 75-100 )等四級。檢定現有玉米推廣品種,結果發現臺南5 號、臺南11 號、臺農351 、及超甜236 等皆呈感病性。然從三個不同來源收集之616 個品系中,篩選出PI. 530, SW. 732, SW. 727, SW.666 , SW.563 , SW.671 , SW.551 及SW.660 等八個品系具有抗病性。 A virus isolated from diseased corn plant and tested on differential hosts was identified as maize dwarf mosaic virus B strain (MDMV-B) In order to observe the symptom development in corn plants and determine the optimum conditions for the screening of corn cultivars/lines resistant to this virus, corn seedlings at 3-4 leaf stage inoculated with MDMV-B at different seasons were kept in the greenhouse. The result indicated that day temperature ranged from 20 to 30°C in spring season were the best conditions for these studies. Methods for evaluating the degrees of resistance was primarily based on disease index (D. I.) system as described by Kuhn and Smith (15), however, it was with modification. Based on different disease index, there were four distinct reactions, i. e. resistant (D. I. =0-24), moderately resistant (D. I. =25-50), moderately susceptible (D. I. = 51-74) and susceptible (D. I. = 75-100), used for rating the resistance in this experiment. The results showed that mostly released cultivars of Tainan No. 5, Tainan No. 11, Tainong No. 351 and Super Sweet No. 236 were susceptible, and PI. 530, SW. 732, SW. 727, SW. 666, SW. 563, SW. 551, SW. 671, SW. 560 from 616 corn lines of three different origins were resistant to maize dwarf mosaic virus B strain

    sj-docx-2-tam-10.1177_17588359221105022 – Supplemental material for Molecular mechanisms underlying the resistance of BRAF V600E-mutant metastatic colorectal cancer to EGFR/BRAF inhibitors

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    Supplemental material, sj-docx-2-tam-10.1177_17588359221105022 for Molecular mechanisms underlying the resistance of BRAF V600E-mutant metastatic colorectal cancer to EGFR/BRAF inhibitors by Ting Xu, Xicheng Wang, Zhenghang Wang, Ting Deng, Changsong Qi, Dan Liu, Yanyan Li, Congcong Ji, Jian Li and Lin Shen in Therapeutic Advances in Medical Oncology</p

    sj-docx-1-tam-10.1177_17588359221105022 – Supplemental material for Molecular mechanisms underlying the resistance of BRAF V600E-mutant metastatic colorectal cancer to EGFR/BRAF inhibitors

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    Supplemental material, sj-docx-1-tam-10.1177_17588359221105022 for Molecular mechanisms underlying the resistance of BRAF V600E-mutant metastatic colorectal cancer to EGFR/BRAF inhibitors by Ting Xu, Xicheng Wang, Zhenghang Wang, Ting Deng, Changsong Qi, Dan Liu, Yanyan Li, Congcong Ji, Jian Li and Lin Shen in Therapeutic Advances in Medical Oncology</p

    Supplemental Material - Liver proteomic analysis reveals acute liver failure induced by lipopolysaccharide/D-galactosamine in rats involved in neutrophil extracellular trap formation

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    Supplemental Material for Liver proteomic analysis reveals acute liver failure induced by lipopolysaccharide/D-galactosamine in rats involved in neutrophil extracellular trap formation by Keyin Wang, Zhuolin Zou, Ting Zou, Dahai Wei and Min Deng in European Journal of Inflammation</p

    FIGURE 3 in Euphorbia motuogensis (Euphorbiaceae), a new species from Xizang, China

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    FIGURE 3. Bayesian consensus phylogram of Euphorbia based on ITS data.Published as part of Li, Man-Ting, Lan, Xiao-Zhong, Zuo, You-Wei & Deng, Hong-Ping, 2021, Euphorbia motuogensis (Euphorbiaceae), a new species from Xizang, China, pp. 107-116 in Phytotaxa 527 (2) on page 111, DOI: 10.11646/phytotaxa.527.2.3, http://zenodo.org/record/574442
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