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4-hydrazinobenzoic acid as a derivatizing agent for aldehyde analysis by HPLC-UV and CE-DAD
(2018-09-01)
Aldehydes are relevant analytes in a wide range of samples, in particular, food and beverages but also body fluids. Hydrazines can undergo nucleophilic addition with aldehydes or ketones giving origin to hydrazones (a group ...
Structural Performance Analysis of Cross-Laminated Timber-Bamboo (CLTB)
(North Carolina State Univ Dept Wood & Paper Sci, 2019-01-01)
Construction systems based on cross-laminated timber (CLT) have versatility in material development and are an interesting alternative for construction. This study evaluated the structural performance of cross- laminated ...
Evaluation of aquatic contamination in an urban lagoon environment in a coastal region in the north of BrazilAvaliação da contaminação aquática em uma laguna costeira urbana no norte do Brasil
(2019-05-01)
The quality of water is related to how it is used and how its physical, chemical and biological conditions are evaluated. The use of different evaluation tools can therefore provide accurate data about the environmental ...
Spermathecae: Morphofunctional features and correlation with fat bodies and trachea in six species of vectors of Chagas disease
(2019-09-01)
Since spermatheca is able to transport spermatozoa and maintain a specific microenvironment for the storage of viable sperm cells for long periods of time, specific morphofunctional features must be involved in this capacity, ...
Efeito de um complexo probiótico no desenvolvimento de lesão periapical induzida em ratos: estudo histológico
(Universidade Estadual Paulista (Unesp), 2020-11-26)
Probióticos são bactérias benéficas que melhoram a saúde geral do organismo e
podem ser úteis no controle de doenças periodontais e cáries. Entretanto, não há
estudos que relacionem o uso dos probióticos na endodontia. ...
Successful application of ancient DNA extraction and library construction protocols to museum wet collection specimens
(2021-10-01)
Millions of scientific specimens are housed in museum collections, a large part of which are fluid preserved. The use of formaldehyde as fixative and subsequent storage in ethanol is especially common in ichthyology and ...
Intestinal Parasites in Free-Living Puma concolor
(Univ Fed Rio Grande Do Sul, 2020-01-01)
Background: Studies on intestinal parasites in cougars Puma concolor are scarce, and most of the available information on the species has been derived from individuals in captivity. One of the greatest threats to the ...
Anatomotopographic description of the paca heart (Agouti paca)Descrição anátomo-topográfica do coração da paca (Agouti paca)
(2010-01-01)
Background: The domestic animals heart is a conical hollow viscera, surrounded by pericardium, laterally compressed, accompanying the thorax shape. Atriums constituted the heart basis and their auricles partially bound the ...
Morphology of the atrioventricular junction in Iguana iguana (Reptilia-Iguanidae)Morfologia da junção atrioventricular em Iguana iguana (Reptilia-Iguanidae)
(2006-01-01)
The atrioventricular junctional area (AVJA), including atrioventricular (AV) node and bundle was investigated in seven hearts of common or green iguana (Iguana iguana) using the light microscopy. Adult animals, both sexes, ...
Pulpotomia de dientes temporarios con formocresol.
(Universidad de Guayaquil. Facultad Piloto de Odontología, 2019-09)
El formocresol ha sido empleado en las pulpotomías de dientes temporarios desde hace décadas atrás, siendo este un material muy efectivo al momento de ser utilizado como medicamento de elección, sin embargo, es también uno ...