Results 101 to 110 of about 1,274,904 (321)

Angiotensin-converting enzyme 2 (ACE2) as a SARS-CoV-2 receptor: molecular mechanisms and potential therapeutic target

open access: yesIntensive Care Medicine, 2020
A novel infectious disease, caused by severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), was detected in Wuhan, China, in December 2019. The disease (COVID-19) spread rapidly, reaching epidemic proportions in China, and has been found in 27 ...
Haibo Zhang   +4 more
semanticscholar   +1 more source

Rapid epidemic expansion of the SARS-CoV-2 Omicron variant in southern Africa

open access: yesNature, 2021
The SARS-CoV-2 epidemic in southern Africa has been characterized by three distinct waves. The first was associated with a mix of SARS-CoV-2 lineages, while the second and third waves were driven by the Beta (B.1.351) and Delta (B.1.617.2) variants ...
R. Viana   +98 more
semanticscholar   +1 more source

Next‐Generation Bio‐Reducible Lipids Enable Enhanced Vaccine Efficacy in Malaria and Primate Models

open access: yesAdvanced Functional Materials, EarlyView.
Structure–activity relationship (SAR) optimization of bio‐reducible ionizable lipids enables the development of highly effective lipid nanoparticle (LNP) mRNA vaccines. Lead LNPs show superior tolerability and antibody responses in rodents and primates, outperforming approved COVID‐19 vaccine lipids.
Ruben De Coen   +30 more
wiley   +1 more source

Structural investigations of proteins encoded by SARS‐CoV‐2

open access: yesFEBS Open Bio, 2022
It is hard to overestimate the influence of the COVID‐19 pandemic on scientific research in the last two and a half years. Within a few weeks after the first cases of the disease were reported, the causative agent, now known as SARS‐CoV‐2, was identified,
Alexander Wlodawer
doaj   +1 more source

Semen impairment and occurrence of SARS-CoV-2 virus in semen after recovery from COVID-19 [PDF]

open access: bronze, 2021
Mauro Gacci   +24 more
openalex   +1 more source

A Peptide Nucleic Acid‐Functionalized Heterojunction Thin Film Transistor as a Scalable and Reusable Platform for Label‐Free Detection of MicroRNA

open access: yesAdvanced Functional Materials, EarlyView.
A miniaturized, label‐free, and enzyme‐free biosensor (miR‐TFT) enables direct electrical detection of microRNA (miRNA) with single‐nucleotide specificity and a detection limit of 0.6 fM. Built on a tri‐channel In2O3/ZnO heterojunction and functionalized with bespoke peptide nucleic acid (PNA) probes, the device is robust, reusable, and compatible with
Wejdan S. Al Ghamdi   +5 more
wiley   +1 more source

Transplantation of hearts from SARS‐CoV‐2 positive donors

open access: yesESC Heart Failure, 2023
Incidence of SARS‐CoV‐2 remains high in the population. Consequently, an increasing percentage of reported organ donors are also SARS‐CoV‐2 positive.
Payam Akhyari   +5 more
doaj   +1 more source

Emerging 2D Materials and Their Hybrid Nanostructures for Label‐Free Optical Biosensing: Recent Progress and Outlook

open access: yesAdvanced Functional Materials, EarlyView.
This review highlights recent advances in label‐free optical biosensors based on 2D materials and rationally designed mixed‐dimensional nanohybrids, emphasizing their synergistic effects and novel functionalities. It also discusses multifunctional sensing platforms and the integration of machine learning for intelligent data analysis.
Xinyi Li, Yonghao Fu, Yuehe Lin, Dan Du
wiley   +1 more source

Inactivating SARS‐CoV‐2 Virus with MOF‐Composites as Smart Face Masks

open access: yesAdvanced Functional Materials, EarlyView.
In situ preparation and functionalization of MOF@Cotton fabrics as smart face masks for the immobilization of proteins and inactivation viruses, such as SARS‐CoV‐2. Abstract The significant impact of the SARS‐CoV‐2 (COVID‐19) pandemic outbreak on people's lives has highlighted the urgent need for effective personal protective equipment.
Romy Ettlinger   +9 more
wiley   +1 more source

Sarcoidosis following SARS‐CoV‐2 infection: Cause or consequence?

open access: yesRespirology Case Reports, 2022
The COVID‐19 pandemic has been a worldwide medical challenge. Despite rapid advancements, many questions regarding SARS‐CoV‐2 interaction with other pathologies and long‐term consequences remained unanswered. Sarcoidosis is a multi‐systemic granulomatous
Esther Palones   +4 more
doaj   +1 more source

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