Results 1 to 10 of about 454,570 (346)

Development and Application of Converter COMI-B Technology: A New Way of CO₂ Utilization

Metals, 2023
CO2 has characteristic properties and reactions at the converter smelting temperature, and the chemical reaction between CO2 and elements such as C and Si in the molten pool has bubble proliferation and cooling effects, which can effectively improve the ...
Chao Feng, Jianfeng Dong, Rong Zhu, Huapeng Yang   +3 more
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SARS-CoV-2 501Y.V2 escapes neutralization by South African COVID-19 donor plasma

Nature Medicine, 2021
SARS-CoV-2 501Y.V2 (B.1.351), a novel lineage of coronavirus causing COVID-19, contains substitutions in two immunodominant domains of the spike protein.
C. K. Wibmer, F. Ayres, T. Hermanus, Mashudu Madzivhandila, Prudence Kgagudi, B. Oosthuysen, B. Lambson, Túlio de Oliveira, M. Vermeulen, Karin van der Berg, T. Rossouw, M. Boswell, V. Ueckermann, S. Meiring, A. von Gottberg, C. Cohen, L. Morris, J. Bhiman, P. Moore   +18 more
semanticscholar   +1 more source

Omicron extensively but incompletely escapes Pfizer BNT162b2 neutralization

Nature, 2021
The emergence of the SARS-CoV-2 variant of concern Omicron (Pango lineage B.1.1.529), first identified in Botswana and South Africa, may compromise vaccine effectiveness and lead to re-infections1.
S. Cele, Laurelle Jackson, D. Khoury, K. Khan, T. Moyo-Gwete, H. Tegally, J. E. San, D. Cromer, C. Scheepers, D. Amoako, F. Karim, M. Bernstein, G. Lustig, D. Archary, Muneerah Smith, Y. Ganga, Z. Jule, K. Reedoy, Shi-Hsia Hwa, J. Giandhari, J. Blackburn, B. Gosnell, S. A. Abdool Karim, W. Hanekom, Mary-Ann Marvin Darren Koleka Constantinos Kurt Carolyn Den Davies Hsiao Martin Mlisana Wibmer Williamson York, M. Davies, M. Hsiao, Darren P. Martin, K. Mlisana, C. K. Wibmer, C. Williamson, Denis York, Rohen Kobus Prakash Thandeka Henrik Alasdair Rajhmun Nom Harrichandparsad Herbst Jeena Khoza Kløverpris Les, Rohen Harrichandparsad, K. Herbst, P. Jeena, T. Khoza, H. Kløverpris, A. Leslie, R. Madansein, N. Magula, N. Manickchund, Mohlopheni J. Marakalala, M. Mazibuko, M. Moshabela, N. Mthabela, K. Naidoo, Z. Ndhlovu, T. Ndung’u, Nokuthula Ngcobo, K. Nyamande, Vinod B Patel, T. Smit, A. Steyn, E. Wong, A. von Gottberg, J. Bhiman, R. Lessells, M. S. Moosa, M. Davenport, Túlio de Oliveira, P. Moore, A. Sigal   +62 more
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Enzyme-assisted extraction, characterization, and in vitro antioxidant activity of polysaccharides from Potentilla anserina L.

Frontiers in Nutrition, 2023
IntroductionPotentilla anserina (Potentilla anserina L.), also known as ginseng fruit, is a plant that can be used as both medicine and food. Potentilla anserina L. has high medical value in Chinese medicine, such as strengthening the spleen and stomach,
Penghui Guo, Penghui Guo, Hong Chen, Hong Chen, Jinpu Ma, Jinpu Ma, Yuxuan Zhang, Yuxuan Zhang, Hongfu Chen, Hongfu Chen, Ti Wei, Ti Wei, Dandan Gao, Dandan Gao, Jiansheng Li   +14 more
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Microwave-Assisted Synthesis of MoS₂/BiVO₄ Heterojunction for Photocatalytic Degradation of Tetracycline Hydrochloride

Nanomaterials, 2023
Compared with traditional hydrothermal synthesis, microwave-assisted synthesis has the advantages of being faster and more energy efficient. In this work, the MoS2/BiVO4 heterojunction photocatalyst was synthesized by the microwave-assisted hydrothermal ...
Cixin Cheng, Qin Shi, Weiwei Zhu, Yuheng Zhang, Wanyi Su, Zizheng Lu, Jun Yan, Kao Chen, Qi Wang, Junshan Li   +9 more
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Neutralization of SARS-CoV-2 lineage B.1.1.7 pseudovirus by BNT162b2 vaccine–elicited human sera

Science, 2021
Vaccine protects against B1.1.7 variant The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) B1.1.7 (VOC 202012/01) variant that emerged in late 2020 in the United Kingdom has many changes in the spike protein gene.
A. Muik, A. Wallisch, Bianca Sänger, K. Swanson, Julia Mühl, Wei Chen, Hui Cai, D. Maurus, Ritu Sarkar, Ö. Türeci, P. Dormitzer, U. Şahin   +11 more
semanticscholar   +1 more source

Neutralization of SARS-CoV-2 spike 69/70 deletion, E484K and N501Y variants by BNT162b2 vaccine-elicited sera

Nature Medicine, 2021
We engineered three SARS-CoV-2 viruses containing key spike mutations from the newly emerged United Kingdom (UK) and South African (SA) variants: N501Y from UK and SA; 69/70-deletion+N501Y+D614G from UK; and E484K+N501Y+D614G from SA.
Xuping Xie, Yang Liu, Jianying Liu, Xianwen Zhang, Jing Zou, Camila R. Fontes-Garfias, Hongjie Xia, K. Swanson, Mark Cutler, David Cooper, Vineet D. Menachery, S. Weaver, P. Dormitzer, P. Shi   +13 more
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An infectious SARS-CoV-2 B.1.1.529 Omicron virus escapes neutralization by therapeutic monoclonal antibodies

Nature Medicine, 2022
The emergence of the highly transmissible B.1.1.529 Omicron variant of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is concerning for antibody countermeasure efficacy because of the number of mutations in the spike protein. In this study,
L. VanBlargan, J. Errico, P. Halfmann, Seth J. Zost, J. Crowe, L. Purcell, Y. Kawaoka, D. Corti, D. Fremont, M. Diamond   +9 more
semanticscholar   +1 more source

Piezo-photocatalysis for efficient charge separation to promote CO2 photoreduction in nanoclusters

Ultrasonics Sonochemistry, 2023
The substantial emissions of CO2 greenhouse gases have resulted in severe environmental problems, and research on the implementation of semiconductor materials to minimize CO2 is currently a highly discussed subject.
Xingwang Zhu, Hangmin Xu, Chuanzhou Bi, Hao Song, Ganghua Zhou, Kang Zhong, Jinman Yang, Jianjian Yi, Hui Xu, Xiaozhi Wang   +9 more
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Neutralization of SARS-CoV-2 Omicron by BNT162b2 mRNA vaccine–elicited human sera

Science, 2022
The globally circulating severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variant of concern Omicron (B.1.1.529) has a large number of mutations, especially in the spike protein, indicating that recognition by neutralizing antibodies may be ...
A. Muik, B. G. Lui, Ann-Kathrin Wallisch, Maren Bacher, Julia Mühl, J. Reinholz, O. Ozhelvaci, Nina Beckmann, Ramón de la Caridad Güimil Garcia, A. Poran, S. Shpyro, Andrew Finlayson, Hui Cai, Qi Yang, K. Swanson, Ö. Türeci, U. Şahin   +16 more
semanticscholar   +1 more source