Results 51 to 60 of about 475 (190)

Brazilian gutta-percha points: Part I: chemical composition and X-ray diffraction analysis Cones nacionais de guta-percha: Parte I: composição química e análise por difração de raios X

open access: yesBrazilian Oral Research, 2005
Eight nonstandardized gutta-percha points commercially available in Brazil (Konne, Tanari, Endopoint, Odous, Dentsply 0.04, Dentsply 0.06, Dentsply TP and Dentsply FM) were analysed chemically and by X-ray diffraction, and their chemical compositions ...
Cláudio Maniglia-Ferreira   +6 more
doaj   +1 more source

A cryptic allosteric pocket shapes isoform‐selective inhibition of human malic enzymes

open access: yesProtein Science, Volume 35, Issue 9, September 2026.
Abstract Malic enzymes (ME) regulate central carbon metabolism and cellular redox balance, and the mitochondrial isoform ME2 is frequently upregulated in aggressive cancers to support metabolic flexibility and stress resistance. Isoform‐selective inhibition has remained out of reach because the catalytic machinery is essentially invariant across the ...
Ben A. Krinkel   +14 more
wiley   +1 more source

Micromorfologia e anatomia foliar de duas espécies de Justicia L. (Acanthaceae) de uso medicinal

open access: yesRevista de Biologia Neotropical, 2015
No Brasil duas espécies do gênero Justicia L. são amplamente empregadas como medicinais: J. pectoralis Jacq., nativa da América Tropical e J. gendarussa Burm. f., asiática, ambas popularmente denominadas “anador”.
Elisa Mitsuko Aoyama   +1 more
doaj   +1 more source

Can Hormonal Therapy Improve the Outcomes of mTESE in Patients With Non‐Obstructive Azoospermia?

open access: yesAndrology, Volume 14, Issue 6, Page 1859-1872, September 2026.
ABSTRACT Background Non‐obstructive azoospermia (NOA) represents the most severe form of male infertility. Hypogonadism is common in NOA patients, and normal testosterone (T) levels are considered essential for spermatogenesis. Fertility‐preserving hormonal therapy (FpHT) has been proposed to optimize hormonal milieu and improve sperm retrieval rates ...
Mattia Anfosso   +5 more
wiley   +1 more source

Is Europe Under UNSEEN Risk of Cyclones of Tropical Origin?

open access: yesGeophysical Research Letters, Volume 53, Issue 15, 16 August 2026.
Abstract The impacts and potential multidecadal variability of cyclones of tropical origin (CTOs) remain poorly understood, particularly when these events make landfall or pass near Europe (named CTO‐Es) or cause measurable impacts in Europe (named CTO‐EIs).
K. S. Ng   +3 more
wiley   +1 more source

MicroMorfología de ceras epicuticulares en hojas Maduras de Sabal yapa Wright ex Becc. (arecaceae)

open access: yesPolibotánica, 2010
Se reporta la presencia de cera epicuticular sobre la cutícula de la epidermis de las superficies adaxial y abaxial de la lámina de la hoja de Sabal yapa Wright ex Becc., observada con el microscopio electrónico de barrido (MEB).
Martha Pérez-García   +1 more
doaj  

IMPACTOS DA DEPILAÇÃO NA BARREIRA CUTÂNEA: COMPARATIVO ENTRE CERA QUENTE, CERA FRIA E CERA EGÍPCIA

open access: yesLUMEN ET VIRTUS, 2023
O presente estudo teve como objetivo analisar os impactos da depilação na barreira cutânea, comparando as reações fisiológicas e regenerativas decorrentes da utilização das ceras quente, fria e egípcia. Por meio de uma revisão bibliográfica fundamentada em produções científicas nacionais, buscou-se compreender os mecanismos de agressão e recuperação do
openaire   +1 more source

A Bayesian Framework for Empirical Estimation of Post‐Earthquake Building Inspection Time

open access: yesEarthquake Spectra, Volume 42, Issue 3, August 2026.
Building safety inspections can be an impeding determinant of post‐earthquake recovery, yet their durations remain inadequately quantified because fine‐grained operational data are rarely available. Here, we present a probabilistic Bayesian framework to quantify building‐level inspection time, calibrated against a comprehensive multiagency dataset from
Lianyan Li   +3 more
wiley   +1 more source

Desarrollo de un método analítico por CG con columna capilar para la determinación de alcoholes de alto peso molecular en extractos de cera de caña

open access: yesRevista CENIC Ciencias Químicas, 2006
En los últimos años, se ha incrementado la utilización de alcoholes alifáticos de alto peso molecular, extra ídos de determinadas ceras vegetales y animales, como suplementos nutricionales o medicamentos.1-3 Diversas metodologías analíticas por ...
David Marrero Delange   +2 more
doaj  

Composition pinning growth for efficient and stable all‐inorganic Pb‐Sn perovskite solar cells

open access: yesInfoMat, Volume 8, Issue 8, August 2026.
All‐inorganic Pb‐Sn perovskite solar cells are promising for low‐bandgap photovoltaics, but uneven Pb/Sn composition during film growth can create defects and reduce performance. In this study, composition pinning growth was used to hold the Pb/Sn ratio steady during CsPb0.5Sn0.5I3 crystallization, producing more uniform films and higher‐performing ...
Jin Kyoung Park   +6 more
wiley   +1 more source

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