Results 141 to 150 of about 11,054 (291)

Hospitalização por bronquiolite aguda como fator de risco para sibilância recorrente

open access: yes, 2000
Foi realizado um estudo longitudinal para avaliar o papel da hospitalização por bronquiolite aguda como fator de risco para sibilância recorrente. Os participantes foram crianças de uma cidade no sul do Brasil, pertencentes à coorte de 1993.
Victora Cesar G.   +4 more
core  

Single‐Chromophore Homojunction Organic Solar Cells: A Path to Simplicity and Efficiency

open access: yesAdvanced Materials, EarlyView.
This perspective discusses how the intrinsic optoelectronic properties of organic semiconductors, their molecular packing in the solid‐state, and internal energetic gradients within a device can enable free‐charge carrier generation in homojunction organic solar cells.
Shaun McAnally   +2 more
wiley   +1 more source

Turning Unpredictable Biomolecule Adsorption to Controlled Corona Formation: Focus on Carbon Nanomaterials

open access: yesAdvanced Materials, EarlyView.
Controlling the protein corona formation onto carbon nanomaterials (CNMs) enhances their functionalities as platforms for cancer theranostics. Here, we reviewed the effects of the intrinsic and acquired properties of CNMs on protein corona formation, the consequent biological and toxicological outcomes, and the strategies to reshape corona formation ...
Yajuan Zou   +5 more
wiley   +1 more source

AI–Guided 4D Printing of Carnivorous Plants–Inspired Microneedles for Accelerated Wound Healing

open access: yesAdvanced Materials, EarlyView.
This work presents an artificial intelligence (AI)‐guided 4D‐printed microneedle platform inspired by carnivorous plants for wound healing. A thermo‐responsive shape memory polymer enables body temperature–triggered self‐coiling for autonomous wound closure.
Hyun Lee   +21 more
wiley   +1 more source

Avaliação do fator de proteção solar em fotoprotetores acrescidos com extratos da flora brasileira ricos em substâncias fenólicas

open access: yesRevista de Ciências Farmacêuticas Básica e Aplicada, 2012
Sabe-se que o número de casos de câncer de pele tem crescido muito nos últimos anos. Com isso, novos produtos são constantemente desenvolvidos no intuito de aumentar a gama de substâncias para proteção solar. O principal objetivo desse trabalho foi a
Vanessa Marquito Munhoz   +3 more
doaj  

E. coli Extracellular Matrix: A Tunable Composite With Hierarchical Structure

open access: yesAdvanced Materials, EarlyView.
The complex composite‐like mechanical behavior of E. coli biofilm matrix is the result of a synergic contribution of the rigid curli and swelling pEtN‐cellulose, and emerges from specific ratio and assembly conditions. The interactions between the two fibers govern biofilm hydration and characteristic wrinkling patterns, providing crucial insights for ...
Macarena Siri   +7 more
wiley   +1 more source

[Evaluation of the immunological profile of older adults according to Brazilian regions: results of ELSI-Brazil]. [PDF]

open access: yesCad Saude Publica
Lima-Silva ML   +6 more
europepmc   +1 more source

Transfusão Intra-uterina na Isoimunização Materna pelo Fator Rh

open access: yes, 2001
Objetivos: avaliar os resultados do tratamento intra-útero de fetos anêmicos devido a isoimunização materna pelo fator Rh. Pacientes e Métodos: foram acompanhados 61 fetos submetidos a transfusão intra-uterina seja por via intraperitoneal, intravascular ...
Cabral Antonio Carlos Vieira   +4 more
core  

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