Results 101 to 110 of about 26,184 (286)

The Quest for Antibodies and Other Acquired Immune Receptors: A Historical Perspective

open access: yesInternational Journal of Immunogenetics, Volume 52, Issue 3, Page 125-134, June 2025.
ABSTRACT The diversity of antibody molecules has for decades been an unsolved enigma that has attracted wide interest among biologists. Parallel to the accumulation of experimental evidence, progress in antibody research was also driven by the theoretical debate that played a particularly prominent role, at least until the entry of molecular biology ...
Andrea De Lerma Barbaro   +5 more
wiley   +1 more source

Deletion of toxin–antitoxin systems in the evolution of Shigella sonnei as a host-adapted pathogen [PDF]

open access: yes, 2016
Pathogenic Shigella spp. are the leading cause of bacterial dysentery, with Shigella flexneri and Shigella sonnei accounting for around 90% of cases worldwide. While S.
McVicker, G, Tang, CM
core   +1 more source

Phosphorylation of MdWRKY70L by MdMPK6/02G mediates reactive oxygen accumulation to regulate apple fruit senescence

open access: yesPlant Biotechnology Journal, Volume 23, Issue 6, Page 2386-2399, June 2025.
Summary Apple (Malus domestica Borkh.) is a globally significant crop and a vital dietary component worldwide. During ripening, apples exhibit a longitudinal gradient, ripening first at the stalk cavity and extending towards the calyx concave. When the fruit is harvested at the right time or later, the stalk cavity of many varieties often shows over ...
Hui Wang   +6 more
wiley   +1 more source

Cheaper Antitoxin. [PDF]

open access: yesJAMA: The Journal of the American Medical Association, 1906
n ...
openaire   +2 more sources

Tetanus and diphtheria immunity in adolescents from São Paulo, Brazil

open access: yesBrazilian Journal of Medical and Biological Research
Tetanus and diphtheria vaccines are of special concern in adolescents because boosters are necessary for adequate maintenance of protection and are often omitted.
M.I.S Dinelli   +2 more
doaj   +1 more source

Unconventional mRNA processing and degradation pathways for the polycistronic yrzI (spyTA) mRNA in Bacillus subtilis

open access: yesFEBS Letters, Volume 599, Issue 9, Page 1222-1235, May 2025.
The S1025 peptide is the major antidote to the YrzI toxin, which we renamed here as SpyT (Small Peptide YrzI Toxin) and SpyA (Small Peptide YrzI Antitoxin) (1). Degradation of the toxin–antitoxin spyTA mRNA, either by a translation‐dependent cleavage by the endoribonuclease Rae1 (2) or by direct attack by 3′‐exoribonucleases (3), also contributes to ...
Laetitia Gilet   +4 more
wiley   +1 more source

Druggability of bacterial toxins-antitoxins [PDF]

open access: yes, 2015
53 p.-8 fig.-3 tab.Type II (proteic) toxin-antitoxin (TA) operons are widely spread in bacteria and archaea. They are organized as operons in which, usually, the antitoxin gene precedes the cognate toxin gene.
Balsa, Dolors   +2 more
core  

Unrelated toxin-antitoxin systems cooperate to induce persistence. [PDF]

open access: yes, 2015
Persisters are drug-tolerant bacteria that account for the majority of bacterial infections. They are not mutants, rather, they are slow-growing cells in an otherwise normally growing population.
Fasani, Rick A, Savageau, Michael A
core   +1 more source

Exploring preharvest sprouting (PHS) and late‐maturity alpha‐amylase (LMA) in wheat through proteomics: A review

open access: yesCrop Science, Volume 65, Issue 3, May/June 2025.
Abstract Climate fluctuations have made it increasingly difficult for growers to maintain the quality and quantity of their grain to a degree that is satisfactory to buyers. Challenges for growers are preharvest sprouting (PHS) and late‐maturity alpha‐amylase (LMA), which are influenced by weather and genetic differences between varieties. Both lead to
John H. Kelly   +2 more
wiley   +1 more source

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