Results: 449

Evaluation of the operational conditions in the production and morphology of Chlorella sp

Braz. j. biol; 81 (1), 2021
Abstract It was evaluated the effect of operational conditions in the production of Chlorella sp. after its selection from genus Chlorella sp., Scenedesmus sp., Nannochloris sp., Tetraselmis sp. and Dunaliella salina. Microalgae were inoculated in drinking water with addition of NPK fertilizer (N 24%, P ...

Identification and characterization of a novel 2R, 3R-Butanediol dehydrogenase from Bacillus sp. DL01

Electron J Biotechnol; 49 (), 2021
BACKGROUND: 2R,3R-butanediol dehydrogenase (R-BDH) and other BDHs contribute to metabolism of 3R/3S-Acetoin (3R/3S-AC) and 2,3-butanediol (2,3-BD), which are important bulk chemicals used in different industries. R-BDH is responsible for oxidizing the hydroxyl group at their (R) configuration. Bacillus s...

Coffea arabica L: History, phenology and climatic aptitude of the state of São Paulo, Brazil

Arq. Inst. Biol; 88 (), 2021
The genus Coffea belongs to the Rubiaceae family and includes two species with optimum economic performances, Coffea arabica and Coffea canephora. The state of São Paulo is one of the states that produce the species C. arabica in Brazil. Arabica coffee has been of great importance to São Paulo, providi...

Drying and storage of Melanoxylon brauna Schott. seeds

Braz. j. biol; 81 (2), 2021
The objective of this work was to evaluate the sensitivity of Melanoxylon brauna Schott. tree legume seeds to desiccation and storage. In the drying experiment, the Melanoxylon brauna seeds were submitted to two drying conditions: a forced air circulation chamber (40.18 °C ± 0.13 and 28.48% ± 3.95 RH)...

Effect of final irrigation with sodium hypochlorite at different temperatures on postoperative pain level and antibacterial activity: a randomized controlled clinical study

J. appl. oral sci; 29 (), 2021
Abstract Objective To evaluate the effect of final irrigation of root canals with NaOCl solution at different temperatures on postoperative pain level and antimicrobial activity. Methodology 45 patients were randomly divided into three groups using a web program according to the irrigation selected: ...

Low temperature exerts protective effects by inhibiting mitochondria-mediated apoptosis pathway following pressure injury to rat muscle

Rev. Esc. Enferm. USP; 55 (), 2021
ABSTRACT Objective: We aimed to determine the effect of different low-temperature range interventions at different time-points in a rat model of pressure injury (PI) produced by Ischemia/Reperfusion (I/R) injury. Methods: Sprague-Dawley rats were randomly assigned to blank control, injury control, and ...

Simulación de temperatura y precipitación estacional durante el período 1998-2000 en Centro América utilizando el modelo climático regional RegCM

Cienc. tecnol. salud; 8 (1), 2021
Este documento presenta un análisis comparativo de los resultados de un modelo de simulación de clima, datos de reanálisis regionales y datos locales de precipitación y temperatura estacional de veintitrés estaciones me-teorológicas de Guatemala, para detectar señales de la habilidad del modelo a ...

Chamada para ação emergencial para limitar o aumento da temperatura global, restaurar a biodiversidade e proteger a saúde

Efecto intervención de enfermería regulación de la temperatura: perioperatoria para la conservación del confort térmico y la seguridad del paciente
Effects of the Perioperative Thermoregulation Nursing Intervention to Preserve patients’ Safety and Thermal Comfort

Objetivo: determinar el efecto del precalentamiento comparado con la atención habitual en la prevención de la hipotermia para conservar el confort térmico y seguridad del paciente durante el período perioperatorio. Método: estudio cuantitativo, cuasiexperimental. En una muestra de 161 pacientes se e...

Call for emergency action to limit global temperature increases, restore biodiversity, and protect health - Wealthy nations must do much more, much faster: [Editorial]