Results 281 to 290 of about 270,992 (294)

Evolução biológica e criacionismo na visão de alunos de Ciências Biológicas

open access: green, 2019
Leão, Isabela Maria Silva   +3 more
openalex   +1 more source

Crystal structure and functional characterization of an Asp49 phospholipase A2 from the bushmaster (Lachesis muta)

open access: yesActa Crystallographica Section F, Volume 82, Issue 5, Page 150-159, May 2026.
The crystal structure of an Asp49 phospholipase A2 from L. muta is reported, revealing a tetrameric assembly, catalytic conservation and a polarized electrostatic surface potentially linked to membrane targeting.Snake‐venom phospholipases A2 (PLA2s) are small, structurally conserved enzymes that contribute significantly to the pathophysiology of ...
Noelia Erika Neyra Chama   +9 more
wiley   +1 more source

Hog1 MAP kinase modulates early riboflavin accumulation under low-pH and saline conditions in <i>Debaryomyces hansenii</i>. [PDF]

open access: yesFront Microbiol
Villarreal-Huerta D   +7 more
europepmc   +1 more source

Plantas medicinais como recurso terapêutico entre funcionários do Centro de Ciências Biológicas e da Saúde da Unimontes

open access: green, 2015
Maria Helena Alves Feitosa   +4 more
openalex   +1 more source

Structures of variants of Escherichia coli flavodiiron‐type nitric oxide reductase reveal changes in the di‐iron site

open access: yesActa Crystallographica Section D, Volume 82, Issue 5, Page 457-470, May 2026.
Flavodiiron proteins (FDPs) are di‐iron enzymes that reduce NO and/or O2 with distinct substrate selectivity. We have produced E. coli FDP variants targeting second coordination‐sphere residues and determined their structures. Although the kinetics remained unchanged, the E.
Patrícia T. Borges   +8 more
wiley   +1 more source

Phytochemical Characterization and Antimicrobial Properties of a Hydroalcoholic Extract of Tristerix corymbosus (L) Kuijt, a Chilean Mistletoe Species Hosted on Salix babylonica (L). [PDF]

open access: yesAntibiotics (Basel)
Hidalgo AA   +10 more
europepmc   +1 more source

Correction: On the integrative taxonomy of Trichophoromyia Barretto, 1962 and its relationship with Nyssomyia Barretto, 1962 (Diptera, Psychodidae, Phlebotominae): species delimitation, phylogeny, genus and subgenus description. [PDF]

open access: yesParasit Vectors
Rodrigues BL   +11 more
europepmc   +1 more source

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