Results 21 to 30 of about 32,733 (153)

Caracterização da água da microbacia do córrego rico avaliada pelo índice de qualidade de água e de estado trófico Water quality of rico stream micro-basin evalueted by water quality index and trophic state index

open access: yesEngenharia Agrícola, 2010
A avaliação do índice de qualidade da água (IQA) e do índice de estado trófico médio (IETm) pode subsidiar a formulação de planos de manejo e gestão de sistemas aquáticos.
Helen L. H. T. Zanini   +3 more
doaj   +1 more source

A Hanks‐type bacterial kinase, PknS, directly phosphorylates the alternative sigma factor EcfK to promote resistance to protist predation

open access: yesThe FEBS Journal, EarlyView.
The Xanthomonas citri Hanks‐type kinase PknS autophosphorylates and directly phosphorylates the alternative sigma factor EcfK at five residues. Besides the conserved residue T51 in the σ2 domain, phosphorylation of a residue in the linker between σ2 and σ4 is critical for EcfK activation by promoting its interaction with a positively charged pocket in ...
Lídia dos Passos Lima   +12 more
wiley   +1 more source

Mycobacterium avium Subsp. paratuberculosis and Human Endogenous Retrovirus in Italian Patients With Inflammatory Bowel Disease (IBD) and Irritable Bowel Syndrome (IBS)

open access: yesImmunology, EarlyView.
Inflammatory bowel disease (IBD), comprising ulcerative colitis (UC) and Crohn's disease (CD), is a recognised gastrointestinal disorder. Mycobacterium avium subspecies paratuberculosis (MAP) is implicated in IBD pathogenesis. Persistent exposure and active infections by MAP may contribute to the unsilencing of human endogenous retroviruses (HERV ...
Stefano Ruberto   +14 more
wiley   +1 more source

Age-related ultrasonography, cytology, and microbiologic exam of canine prostate Ultrassonografia, citologia e exame microbiológico da próstata de cães em diferentes idades

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2009
The physiological parameters that could be reference for trustful diagnosis and prognosis of prostate disorders in dogs were obtained. Thirty six intact male dogs without clinical signs of neither prostatic nor reproductive disorders were allocated ...
C.R.F. Gadelha   +5 more
doaj   +1 more source

First Description and Characterisation of Lactococcus garvieae Strains Causing Septicaemic Disease in Farmed Sea Bass (Dicentrarchus labrax; Linnaeus) in Spain

open access: yesJournal of Fish Diseases, EarlyView.
ABSTRACT This study presents the first description and characterisation of Lactococcus garvieae isolated from diseased European sea bass (Dicentrarchus labrax) farmed in Spain. During autumn 2023, two fish farms were affected by infectious outbreaks causing moderate cumulative fish mortality (5%–10%). Diseased fish showed clinical signs of haemorrhagic
Belén Fouz   +6 more
wiley   +1 more source

ESTUDO TERMOANALÍTICO E BIOLÓGICO DE PRODUTOS ATOMATADOS

open access: yesRevista de Ciências da Saúde Nova Esperança, 2009
Este trabalho objetivou a realização do estudo da estabilidade de produtos atomatados (ketchup, molho e extrato de tomate) em diferentes tipos de embalagem, ao abrir e em diferentes dias de armazenamento sob refrigeração, através da realização de ...
Carolina Uchoa Guerra Barbosa de Lima   +2 more
doaj   +1 more source

Epidemiology of Salmonid Rickettsial Septicemia (SRS) in Farmed Salmon: The Role of Sea Lice Infestations in Mortality Risk

open access: yesJournal of Fish Diseases, EarlyView.
ABSTRACT Piscirickettsia salmonis , the causal agent of salmonid rickettsial septicemia (SRS), is the main pathogen affecting farmed salmonids in Chile. Outbreaks of SRS lead to substantial economic losses for producers. Many determinants related to SRS outcomes are still poorly understood.
Benjamín Diethelm‐Varela   +7 more
wiley   +1 more source

Métodos para avaliação in vitro da atividade antimicrobiana de plantas medicinais: a necessidade da padronização

open access: yesInfarma: Pharmaceutical Sciences, 2018
A crescente incidência de patógenos resistentes aos medicamentos atuais incentiva a busca de novos agentes antimicrobianos. Neste contexto, as plantas medicinais se destacam, sendo uma importante fonte de novos fármacos.
Tatiane Roquete AMPARO   +4 more
doaj   +1 more source

Unravelling the biochemical aspects of the interaction between ticks and Leishmania using a tick cell line

open access: yesMedical and Veterinary Entomology, EarlyView.
Leishmania infantum propagated in IDE8 tick cell line in vitro. L. infantum reduces tick cell viability and induces reactive oxygen species production. Lipidic profile of IDE8 tick cell line is altered during Leishmania infection. Abstract Leishmaniasis comprises a group of vector‐borne neglected tropical diseases caused by species of the obligatory ...
Beatriz Filgueiras Silvestre   +7 more
wiley   +1 more source

PARTICIPAÇÃO DOS Staphylococcus spp NA ETIOLOGIA DAS MASTITES EM BOVINOS LEITEIROS NO ESTADO DE PERNAMBUCO (BRASIL)

open access: yesCiência Animal Brasileira, 2012
Objetivou-se com este trabalho estimar a ocorrência de bactérias do gênero Staphylococcus na etiologia da mastite bovina no estado de Pernambuco. Foram coletadas 1080 amostras de leite procedentes de 15 propriedades situadas em municípios da Região ...
Rinaldo Aparecido Mota   +5 more
doaj   +1 more source

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