Results 111 to 120 of about 6,364 (158)

[Guardians of Immune Tolerance: Regulatory T Cells]. [PDF]

open access: yesSichuan Da Xue Xue Bao Yi Xue Ban
Ming K, Zhang H, Hu H.
europepmc   +1 more source

2000—2020年青海河湟谷地植被NDVI时空变化及影响因素

open access: yesShuitu Baochi Xuebao
[目的] 为了解青海河湟谷地植被时空变化情况,明晰气候变化、土地开发利用及人类活动等因素对植被变化的影响。[方法] 利用2000—2020年MODIS NDVI数据集表征植被变化,基于Theil-Sen Median趋势检验法、偏相关性分析、地理探测器等方法,探究青海河湟谷地NDVI时空变化情况及其与气温、降水、坡度、土壤类型和人类活动等影响因素的关系。[结果] (1)近20年河湟谷地植被NDVI呈波动增长趋势,显著增长区域面积为2.21×104 km2(p<0.05),占河湟谷地总面积的53.39 ...
李小宇   +3 more
doaj  

[Clinical characteristics and prognostic analysis of pediatric acute myeloid leukemia with -7/7q- abnormalities]. [PDF]

open access: yesZhongguo Dang Dai Er Ke Za Zhi
Zheng FY   +6 more
europepmc   +1 more source

["Chongqing experiences" in treatment of bone infections]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Xie Z.
europepmc   +1 more source

[Biological characteristics and translational research of dental stem cells]. [PDF]

open access: yesBeijing Da Xue Xue Bao Yi Xue Ban
Ou Q   +6 more
europepmc   +1 more source

[Application and advances of exosome-hydrogel system in wound healing]. [PDF]

open access: yesZhongguo Xiu Fu Chong Jian Wai Ke Za Zhi
Qiu Y, Tan Q.
europepmc   +1 more source

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