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The neutralizing antibody, LY-CoV555, protects against SARS-CoV-2 infection in nonhuman primates

Among the most promising therapeutic options for individuals with coronavirus disease 2019 (COVID-19) are monoclonal antibodies (mAbs). In this study, Jones et al . identified, characterized, and tested one such mAb, LY-CoV555, in vitro and in vivo. They found that LY-CoV555 bound to the severe acute respiratory distress syndrome coronavirus-2 (SARS-CoV-2) spike protein and prevented its interaction with angiotensin-converting enzyme 2. Prophylactic treatment with LY-CoV555 protected the upper and lower respiratory tracts of nonhuman primates from becoming infected with SARS-CoV-2. Together, these data support the clinical use of LY-CoV555 for treating patients with COVID-19. Severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2) poses a public health threat for which preventive and therapeutic agents are urgently needed. Neutralizing antibodies are a key class of therapeutics that may bridge widespread vaccination campaigns and offer a treatment solution in populations less res

South-africa
China
Italy
United-states
United-kingdom
Chinese
American
K-huntington-eli-lilly
Gatan-solarus
Isoplates-perkinelmer
Eli-lilly
Oxford-cryosystems

Squeezing a rock-star material could make it stable enough for solar cells

 E-Mail IMAGE: Scientists at SLAC National Accelerator Laboratory and Stanford University discovered that squeezing a promising lead halide material in a diamond anvil cell (left) produces a so-called black perovskite (right). view more  Credit: Greg Stewart/ SLAC National Accelerator Laboratory Among the materials known as perovskites, one of the most exciting is a material that can convert sunlight to electricity as efficiently as today s commercial silicon solar cells and has the potential for being much cheaper and easier to manufacture. There s just one problem: Of the four possible atomic configurations, or phases, this material can take, three are efficient but unstable at room temperature and in ordinary environments, and they quickly revert to the fourth phase, which is completely useless for solar applications.

United-states
Hemamala-karunadasa
Thomas-devereaux
Wendy-mao
Chunjing-jia
Yulin
Nature-communications
Department-of-energy
Stanford-institute-for-materials
Photon-source-at-argonne-national-laboratory
Light-source-at-lawrence-berkeley-national-laboratory
Energy-sciences

Elastic motion makes click beetles click, study finds

Date Time Elastic motion makes click beetles click, study finds Illinois researchers Aimy Wissa, Marianne Alleyne and Ophelia Bolmin studied the motion of a click beetle’s jump and present the first analytical framework to uncover the physics behind ultrafast motion by small animals. Photo by L. Brian Stauffer CHAMPAIGN, Ill. Click beetles can propel themselves more than 20 body lengths into the air, and they do so without using their legs. While the jump’s motion has been studied in depth, the physical mechanisms that enable the beetles’ signature clicking maneuver have not. A new study examines the forces behind this super-fast energy release and provides guidelines for studying extreme motion, energy storage and energy release in other small animals like trap-jaw ants and mantis shrimps.

Illinois
United-states
Champaign
Virginia
University-of-illinois
Beckman-institute
Alison-dunn
Kamel-fezzaa
Aimy-wissa
Marianne-alleyne
L-brian-stauffer
Ophelia-bolmin

Latch, load and release: Elastic motion makes click beetles click, study finds

 E-Mail IMAGE: Illinois researchers Aimy Wissa, Marianne Alleyne and Ophelia Bolmin studied the motion of a click beetle s jump and present the first analytical framework to uncover the physics behind ultrafast motion. view more  Credit: Photo by L. Brian Stauffer CHAMPAIGN, Ill. Click beetles can propel themselves more than 20 body lengths into the air, and they do so without using their legs. While the jump s motion has been studied in depth, the physical mechanisms that enable the beetles signature clicking maneuver have not. A new study examines the forces behind this super-fast energy release and provides guidelines for studying extreme motion, energy storage and energy release in other small animals like trap-jaw ants and mantis shrimps.

Illinois
United-states
Champaign
Virginia
University-of-illinois
Beckman-institute
Alison-dunn
Kamel-fezzaa
Aimy-wissa
Marianne-alleyne
Ophelia-bolmin
John-socha

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