Results 11 to 20 of about 1,162,244 (382)

Investigation on the effects of the sprinkle irrigation time on the yield of cotton and its components [PDF]

علوم و مهندسی آبیاری, 2009
Sprinkler irrigation is one of the irrigation systems used for cotton. In this research study an extensive experiment was carried out on cotton in split plot form with four treatments and three replications during the years 2004 and 2005 in the Gorgan ...
Saeed Boroomand-Nasab, Seyed Mahmmod kashefipour, Parhan Sohrabi Moshk Abadi   +2 more
doaj   +1 more source

The D614G mutation in the SARS-CoV-2 spike protein reduces S1 shedding and increases infectivity

bioRxiv, 2020
SARS coronavirus 2 (SARS-CoV-2) isolates encoding a D614G mutation in the viral spike (S) protein predominate over time in locales where it is found, implying that this change enhances viral transmission.
Lizhou Zhang, C. B. Jackson, H. Mou, Amrita Ojha, E. Rangarajan, T. Izard, M. Farzan, H. Choe   +7 more
semanticscholar   +1 more source

Transmission Potential of SARS-CoV-2 in Viral Shedding Observed at the University of Nebraska Medical Center

medRxiv, 2020
Lack of evidence on SARS-CoV-2 transmission dynamics has led to shifting isolation guidelines between airborne and droplet isolation precautions. During the initial isolation of 13 individuals confirmed positive with COVID-19 infection, air and surface ...
J. Santarpia, Danielle N. Rivera, V. Herrera, M. J. Morwitzer, Hannah M Creager, George W. Santarpia, Kevin K Crown, D. Brett-Major, Elizabeth R. Schnaubelt, M. J. Broadhurst, James V. Lawler, St. Patrick Reid, John J Lowe   +12 more
semanticscholar   +1 more source

Factors associated with prolonged viral RNA shedding in patients with COVID-19

Clinical Infectious Diseases, 2020
Background An outbreak of coronavirus disease 2019 (COVID-19) is becoming a public health emergency. Data are limited on the duration and host factors related to viral shedding.
Kaijin Xu, Yanfei Chen, Jing Yuan, Ping Yi, Cheng Ding, Wen-rui Wu, Yongtao Li, Qin Ni, Rongrong Zou, Xiaohe Li, Min Xu, Ying Zhang, Hong Zhao, Xuan Zhang, Liang Yu, Jun-wei Su, Guan-jing Lang, Jun Liu, Xiaoxin Wu, Yong-zheng Guo, Jingjing Tao, D. Shi, Ling Yu, Qing Cao, B. Ruan, Lei Liu, Zhaoqin Wang, Yan Xu, Yingxia Liu, J. Sheng, Lanjuan Li   +30 more
semanticscholar   +1 more source

Shedding of infectious SARS-CoV-2 despite vaccination

PLoS Pathogens, 2022
The SARS-CoV-2 Delta Variant of Concern is highly transmissible and contains mutations that confer partial immune escape. The emergence of Delta in North America caused the first surge in COVID-19 cases after SARS-CoV-2 vaccines became widely available ...
K. Riemersma, L. A. Haddock, N. Wilson, N. Minor, Jens C. Eickhoff, Brittany Grogan, A. Kita-Yarbro, P. Halfmann, H. Segaloff, A. Kocharian, K. Florek, R. Westergaard, A. Bateman, Gunnar E. Jeppson, Y. Kawaoka, D. O’Connor, T. Friedrich, Katarina M Grande   +17 more
semanticscholar   +1 more source

Shedding of Viable SARS-CoV-2 after Immunosuppressive Therapy for Cancer

New England Journal of Medicine, 2020
Shedding of SARS-CoV-2 after Immunosuppression The prolonged contagious period after viral infection in immunocompromised patients may affect how long precautions will be necessary to reduce furthe...
T. Aydillo, A. Gonzalez-Reiche, S. Aslam, A. van de Guchte, Z. Khan, Ajay Obla, Jayeeta Dutta, H. van Bakel, J. Aberg, A. García-Sastre, G. Shah, T. Hohl, G. Papanicolaou, M. Perales, K. Sepkowitz, N. Babady, M. Kamboj   +16 more
semanticscholar   +1 more source

Comparative Analysis of Technological Loads on the Loom Helders for Different Types of Shed

Vestnik of Vitebsk State Technological University, 2022
Calculations and analysis of the magnitude of the total technological loads on the warp threads on average per heddle in each cycle of shedding with clean, uneven and special shade was carried out. Technological loads were determined in the phase of full
Bashmetau Valery
doaj   +1 more source

Evaluating the accuracy of different respiratory specimens in the laboratory diagnosis and monitoring the viral shedding of 2019-nCoV infections

medRxiv, 2020
Background: The outbreak of novel coronavirus pneumonia (NCP) caused by 2019-nCoV spread rapidly, and elucidation the diagnostic accuracy of different respiratory specimens is crucial for the control and treatment of this diseases.
Yang Yang, Minghui Yang, Chenguang Shen, Fuxiang Wang, Jing Yuan, Jinxiu Li, Mingxia Zhang, Zhaoqin Wang, L. Xing, Jinli Wei, Ling Peng, G. Wong, Haixia Zheng, M. Liao, K. Feng, Jianming Li, Qianting Yang, Juanjuan Zhao, Zheng Zhang, Lei Liu, Yingxia Liu   +20 more
semanticscholar   +1 more source

Transmission Routes for Nipah Virus from Malaysia and Bangladesh

Emerging Infectious Diseases, 2012
Human infections with Nipah virus in Malaysia and Bangladesh are associated with markedly different patterns of transmission and pathogenicity. To compare the 2 strains, we conducted an in vivo study in which 2 groups of ferrets were oronasally exposed ...
Bronwyn A. Clayton, Deborah Middleton, Jemma Bergfeld, Jessica Haining, Rachel Arkinstall, Linfa Wang, Glenn A. Marsh   +6 more
doaj   +1 more source

Rhinovirus Infections among Hematopoietic Stem Cell Transplant Recipients: A Pre-Transplant Dilemma?

Viruses, 2022
Respiratory viral infections (RVIs) in allogeneic hematopoietic stem cell transplant (allo-HSCT) recipients can be of concern due to the patients’ depressed immune status, but few data are available about the significance of a pre-transplant positive ...
Sébastien Barral, Aline Mamin, Carole Dantin, Stavroula Masouridi-Levrat, Yves Chalandon, Laurent Kaiser, Diem-Lan Vu   +6 more
doaj   +1 more source