Results 11 to 20 of about 1,589,038 (397)

Omicron Variant (B.1.1.529): Infectivity, Vaccine Breakthrough, and Antibody Resistance

open access: yesJournal of Chemical Information and Modeling, 2022
The latest severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) variant Omicron (B.1.1.529) has ushered panic responses around the world due to its contagious and vaccine escape mutations.
Jiahui Chen   +3 more
semanticscholar   +1 more source

Analysis of SARS-CoV-2 variants B.1.617: host tropism, proteolytic activation, cell–cell fusion, and neutralization sensitivity

open access: yesEmerging Microbes and Infections, 2022
SARS-CoV-2 has caused the COVID-19 pandemic. B.1.617 variants (including Kappa and Delta) have been transmitted rapidly in India. The transmissibility, pathogenicity, and neutralization characteristics of these variants have received considerable ...
Li Zhang   +21 more
doaj   +1 more source

Pregnancy and Infection [PDF]

open access: yesObstetric Anesthesia Digest, 2014
Pregnant women have an increased severity of infections with some organisms, including influenza virus, hepatitis E virus, herpes simplex virus, and malaria parasites. This review includes an update on immunologic alterations during pregnancy.
Alimuddin Zumla   +2 more
openaire   +10 more sources

The dynamics of SARS-CoV-2 infectivity with changes in aerosol microenvironment

open access: yesmedRxiv, 2022
Understanding the factors that influence the airborne survival of viruses such as SARSCoV2 in aerosols is important for identifying routes of transmission and the value of various mitigation strategies for preventing transmission. We present measurements
Henry P. Oswin   +11 more
semanticscholar   +1 more source

When infection isn’t infection [PDF]

open access: yesThe Annals of The Royal College of Surgeons of England, 2020
Following open reduction and internal fixation for a proximal humerus fracture a 71-year-old man re-presented with wound changes consistent with infection and elevated inflammatory markers. No significant improvement was seen with concomitant intravenous antibiotics and multiple debridement procedures.
S Franklin   +3 more
openaire   +3 more sources

Greater Phage Genotypic Diversity Constrains Arms-Race Coevolution

open access: yesFrontiers in Cellular and Infection Microbiology, 2022
Antagonistic coevolution between hosts and parasites, the reciprocal evolution of host resistance and parasite infectivity, has important implications in ecology and evolution.
Meaghan Castledine   +6 more
doaj   +1 more source

Neuropilin-1 facilitates SARS-CoV-2 cell entry and infectivity

open access: yesScience, 2020
Another host factor for SARS-CoV-2 Virus-host interactions determine cellular entry and spreading in tissues. Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and the earlier SARS-CoV use angiotensin-converting enzyme 2 (ACE2) as a receptor ...
Ludovico Cantuti-Castelvetri   +28 more
semanticscholar   +1 more source

Human neutrophil extracellular traps do not impair in vitro Toxoplasma gondii infection

open access: yesFrontiers in Immunology, 2023
IntroductionToxoplasma gondii, responsible for causing toxoplasmosis, is a prevalent food and waterborne pathogen worldwide. It commonly infects warm-blooded animals and affects more than a third of the global human population.
Isabela S. Macedo   +5 more
doaj   +1 more source

Coinfection with influenza A virus enhances SARS-CoV-2 infectivity

open access: yesCell Research, 2021
The upcoming flu season in the Northern Hemisphere merging with the current COVID-19 pandemic raises a potentially severe threat to public health. Through experimental coinfection with influenza A virus (IAV) and either pseudotyped or live SARS-CoV-2 ...
Lei Bai   +27 more
semanticscholar   +1 more source

Physiological Basis of Smut Infectivity in the Early Stages of Sugar Cane Colonization

open access: yesJournal of Fungi, 2021
Sugar cane smut (Sporisorium scitamineum) interactions have been traditionally considered from the plant’s point of view: How can resistant sugar cane plants defend themselves against smut disease?
Carlos Vicente   +2 more
doaj   +1 more source

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