- Black soot and the survival of Tibetan glaciers
[作者:Xu, BQ; Cao, JJ; Hansen, J; Yao, TD; Joswia, DR; Wang, NL; Wu, GJ; Wang, M; Zhao, HB; Yang, W; Liu, XQ; He, JQ,期刊:Proceedings of the National Academy of Sciences of the United States of America, 页码:22114-22118 , 文章类型: Article,,卷期:2009年106-52]
- We find evidence that black soot aerosols deposited on Tibetan glaciers have been a significant contributing factor to observed rapid glacier retreat. Reduced black soot emissions, in addition to reduced greenhouse gases...
- Social isolation dysregulates endocrine and behavioral stress while increasing malignant burden of spontaneous mammary tumors
[作者:Hermes, GL; Delgado, B; Tretiakova, M; Cavigelli, SA; Krausz, T; Conzen, SD; McClintock, MK,期刊:Proceedings of the National Academy of Sciences of the United States of America, 页码:22393-22398 , 文章类型: Article,,卷期:2009年106-52]
- In a life span study, we examined how the social environment regulates naturally occurring tumor development and malignancy in genetically prone Sprague-Dawley rats. We randomly assigned this gregarious species to live e...
- Embryonic stem cell tumor model reveals role of vascular endothelial receptor tyrosine phosphatase in regulating Tie2 pathway in tumor angiogenesis
[作者:Li, Z; Huang, H; Boland, P; Dominguez, MG; Burfeind, P; Lai, KM; Lin, HC; Gale, NW; Daly, C; Auerbach, W; Valenzuela, D; Yancopoulos, GD; Thurston, G,期刊:Proceedings of the National Academy of Sciences of the United States of America, 页码:22399-22404 , 文章类型: Article,,卷期:2009年106-52]
- Inhibiting angiogenesis has become an effective approach for treating cancer and other diseases. However, our understanding of signaling pathways in tumor angiogenesis has been limited by the embryonic lethality of many ...
- High-resolution protein complexes from integrating genomic information with molecular simulation
[作者:Schug, A; Weigt, M; Onuchic, JN; Hwa, T; Szurmant, H,期刊:Proceedings of the National Academy of Sciences of the United States of America, 页码:22124-22129 , 文章类型: Article,,卷期:2009年106-52]
- Bacteria use two-component signal transduction systems (TCS) extensively to sense and react to external stimuli. In these, a membrane-bound sensor histidine kinase (SK) autophosphorylates in response to an environmental ...
- Rotational dynamics of confined C-60 from near-infrared Raman studies under high pressure
[作者:Zou, YG; Liu, BB; Wang, LC; Liu, DD; Yu, SD; Wang, P; Wang, TY; Yao, MG; Li, QJ; Zou, B; Cui, T; Zou, GT; Wagberg, T; Sundqvist, B; Mao, HK,期刊:Proceedings of the National Academy of Sciences of the United States of America, 页码:22135-22138 , 文章类型: Article,,卷期:2009年106-52]
- Peapods present a model system for studying the properties of dimensionally constrained crystal structures, whose dynamical properties are very important. We have recently studied the rotational dynamics of C-60 molecule...
- Gangliosides play pivotal roles in the regulation of complement systems and in the maintenance of integrity in nerve tissues
[作者:Ohmi, Y; Tajima, O; Ohkawa, Y; Mori, A; Sugiura, Y; Furukawa, K; Furukawa, K,期刊:Proceedings of the National Academy of Sciences of the United States of America, 页码:22405-22410 , 文章类型: Article,,卷期:2009年106-52]
- Gangliosides are considered to be essential in the maintenance and repair of nervous tissues; however, the mechanisms for neurodegeneration caused by ganglioside defects are unknown. We examined gene expression profiles ...
- The impact of soil microorganisms on the global budget of delta O-18 in atmospheric CO2
[作者:Wingate, L; Ogee, J; Cuntz, M; Genty, B; Reiter, I; Seibt, U; Yakir, D; Maseyk, K; Pendall, EG; Barbour, MM; Mortazavi, B; Burlett, R; Peylin, P; Miller, J; Mencuccini, M; Shim, JH; Hunt, J; Grace, J,期刊:Proceedings of the National Academy of Sciences of the United States of America, 页码:22411-22415 , 文章类型: Article,,卷期:2009年106-52]
- Improved global estimates of terrestrial photosynthesis and respiration are critical for predicting the rate of change in atmospheric CO2. The oxygen isotopic composition of atmospheric CO2 can be used to estimate these ...
- EBNA1 regulates cellular gene expression by binding cellular promoters
[作者:Canaan, A; Haviv, I; Urban, AE; Schulz, VP; Hartman, S; Zhang, ZD; Palejev, D; Deisseroth, AB; Lacy, J; Snyder, M; Gerstein, M; Weissman, SM,期刊:Proceedings of the National Academy of Sciences of the United States of America, 页码:22421-22426 , 文章类型: Article,,卷期:2009年106-52]
- Epstein-Barr virus (EBV) is associated with several types of lymphomas and epithelial tumors including Burkitt's lymphoma (BL), HIV-associated lymphoma, posttransplant lymphoproliferative disorder, and nasopharyngeal car...
- Identification and characterization of Bph14, a gene conferring resistance to brown planthopper in rice
[作者:Du, B; Zhang, WL; Liu, BF; Hu, J; Wei, Z; Shi, ZY; He, RF; Zhu, LL; Chen, RZ; Han, B; He, GC,期刊:Proceedings of the National Academy of Sciences of the United States of America, 页码:22163-22168 , 文章类型: Article,,卷期:2009年106-52]
- Planthoppers are highly destructive pests in crop production worldwide. Brown planthopper (BPH) causes the most serious damage of the rice crop globally among all rice pests. Growing resistant varieties is the most effec...
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