Results 131 to 140 of about 32,734 (287)

Homologous or heterologous administration of mRNA or adenovirus-vectored vaccines show comparable immunogenicity and effectiveness against the SARS-CoV-2 Omicron variant

open access: yesExpert Review of Vaccines
Background Heterologous prime-boost schedules have been employed in SARS-CoV-2 vaccination, yet additional data on immunogenicity and effectiveness are still needed.Research design and methods Here, we measured the immunogenicity and effectiveness in the
Gabiria Pastore   +13 more
doaj   +1 more source

H2‐dependent modulation of tetrahydromethanopterin S‐methyltransferase (Mtr complex) activity by the small protein MtrR in Methanosarcina mazei

open access: yesThe FEBS Journal, EarlyView.
Small protein MtrR is a regulator of the Mtr methyltransferase complex in Methanosarcina mazei. It binds specifically to the MtrA subunit and modulates Mtr activity in response to hydrogen (H2) availability. Deleting mtrR impairs growth in the presence but not absence of H2, indicating its role in directing methyl transfer toward an energy‐conserving ...
Tim Habenicht   +6 more
wiley   +1 more source

A superior heterologous prime‐boost vaccination strategy against COVID‐19: A bivalent vaccine based on yeast‐derived RBD proteins followed by a heterologous vaccine

open access: yesJournal of Medical Virology
AbstractVarious vaccines have been challenged by SARS‐CoV‐2 variants. Here, we reported a yeast‐derived recombinant bivalent vaccine (Bivalent wild‐type [Wt]+De) based on the wt and Delta receptor‐binding domain (RBD). Yeast derived RBD proteins based on the wt and Delta mutant were used as the prime vaccine.
Yu Liu   +13 more
openaire   +2 more sources

A new branch of mammalian vitamin B6 metabolism: AKR1C‐mediated conversion of pyridoxal to pyridoxine and 4‐pyridoxolactone

open access: yesThe FEBS Journal, EarlyView.
Pyridoxal 5′‐phosphate (PLP) homeostasis relies on salvage enzymes, yet key metabolic branches remain undefined. We identify AKR1C isozymes as previously undescribed contributors that convert pyridoxal into pyridoxine or 4‐pyridoxolactone through reductase and dehydrogenase activities.
Nayu Kito   +8 more
wiley   +1 more source

Comparing Antibody Responses to Homologous vs. Heterologous COVID-19 Vaccination: A Cross-Sectional Analysis in an Urban Bangladeshi Population

open access: yes
Background: Vaccination has played a crucial role in mitigating the spread of COVID-19 and reducing its severe outcomes. While over 90% of Bangladesh’s population has received at least one COVID-19 vaccine dose, the comparative effectiveness of ...
Bharati Rani Roy   +16 more
core   +1 more source

Heterologous vaccination utilizing viral vector and protein platforms confers complete protection against SFTSV. [PDF]

open access: yesSci Rep, 2023
Kim JY   +30 more
europepmc   +1 more source

Cryo‐EM structures of multiple‐peptide resistance factor (MprF) from Pseudomonas aeruginosa

open access: yesThe FEBS Journal, EarlyView.
Cryo‐EM analysis of MprF from Pseudomonas aeruginosa reveals a dimeric enzyme, distinct from Rhizobium homologues. The soluble GNAT domain contains a dynamic amphipathic helix (TTH) that adopts different positions in detergent micelle and nanodisc, relative to the membrane.
Shaileshanand Jha, Kutti R. Vinothkumar
wiley   +1 more source

Atypical B cells and impaired SARS-CoV-2 neutralization following heterologous vaccination in the elderly. [PDF]

open access: yesCell Rep, 2023
Ferreira IATM   +32 more
europepmc   +1 more source

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