Results 61 to 70 of about 1,519 (145)

Heterogeneity of Intratumoral Microbiota Within the Tumor Microenvironment and Relationship to Tumor Development

open access: yesMed Research, Volume 1, Issue 1, Page 32-61, June 2025.
Mutual shaping of tumor microbiota and TME. Intratumoral microbiota—comprising diverse bacteria, fungi, viruses, and intracellular organisms—play critical and dynamic roles in shaping the tumor microenvironment (TME). Their spatial and compositional diversity contributes to both intratumoral and intertumoral heterogeneity, influencing immune modulation
Zhifei Gao   +9 more
wiley   +1 more source

Application of a pig ligated intestinal loop model for early Lawsonia intracellularis infection

open access: yesActa Veterinaria Scandinavica, 2010
Background Porcine proliferative enteropathy in pigs is caused by the obligate, intracellular bacterium Lawsonia intracellularis. In vitro studies have shown close bacterium-cell interaction followed by cellular uptake of the bacterium within 3 h post ...
Agerholm Jørgen S   +3 more
doaj   +1 more source

Diagnostic approach to chronic diarrhoea in adult horses

open access: yesEquine Veterinary Education, Volume 37, Issue 6, Page 328-336, June 2025.
Summary Chronic diarrhoea presents a diagnostic challenge for both human physicians and equine veterinarians. There is currently no consensus in the equine veterinary literature on the definition of chronic diarrhoea. The differential list is extensive and identifying diarrhoea by pathophysiologic mechanism can help remove less likely diagnoses ...
E. Sjolin, A. Lack, L. G. Arroyo
wiley   +1 more source

Association between average daily gain, faecal dry matter content and concentration of Lawsonia intracellularis in faeces

open access: yesActa Veterinaria Scandinavica, 2012
Background The objective of this study was to investigate the association between average daily gain and the number of Lawsonia intracellularis bacteria in faeces of growing pigs with different levels of diarrhoea. Methods A longitudinal field study (n = 
Pedersen Ken Steen   +7 more
doaj   +1 more source

DETECCIÓN DE Lawsonia intracellularis EN CERDOS POR MEDIO DE LAS TÉCNICAS DE TINCIÓN DE PLATA E IMNUNOHISTOQUÍMICA

open access: yesRevista de la Facultad de Medicina Veterinaria y de Zootecnia, 2005
Con el propósito de diagnosticar en Colombia la bacteria conocida como Lawsonia intracellularis en cerdos se realizó un estudio retrospectivo de los casos diagnosticados por el Instituto Colombiano Agropecuario (ICA) desde el año 1998 hasta el primer ...
Mogollón J. D.   +4 more
doaj  

A longitudinal study of porcine proliferative enteropathy in a commercial pig farm in Yucatan Mexico Estudo longitudinal da enteropatia proliferativa suína em uma granja de suínos no México

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 2005
Avaliou-se a distribuição de Lawsonia intracellularis em fezes de suínos, coletadas diretamente no reto, durante a fase de crescimento/terminação, sob condições de campo, e determinou-se o efeito da infecção L. intracellularis no ganho de peso.
J.C. Rodríguez   +3 more
doaj   +1 more source

Obtención, purificación y caracterización de inmunoglobulina “Y” (IgY) específicas con fines diagnósticos y profilácticos / Obtaining, purification and characterization of specific immunoglobulin Y with diagnostic and prophylactic aims

open access: yesCiencia Veterinaria, 2017
Lawsonia intracellularis (L) es una bacteria intracelular obligada que causa enteropatía proliferativa en los cerdos. Esta bacteria no crece en cultivos convencionales y el desarrollo en cultivos celulares, a baja tensión de oxígeno, resulta ...
Ricardo Enrique Toso   +7 more
doaj  

DETECCIÓN DE LAWSONIA INTRACELLULARIS EN CERDOS POR MEDIO DE LAS TÉCNICAS DE TINCIÓN DE PLATA E IMNUNOHISTOQUÍMICA

open access: yesRevista de la Facultad de Medicina Veterinaria y de Zootecnia, 2005
Con el propósito de diagnosticar en Colombia la bacteria conocida como Lawsonia intracellularis en cerdos se realizó un estudio retrospectivo de los casos diagnosticados por el Instituto Colombiano Agropecuario (ICA) desde el año 1998 hasta el primer ...
AM Barbosa   +4 more
doaj  

Enteropatia proliferativa suína: aspectos patogênicos e principais métodos de diagnóstico

open access: yesPubvet, 2019
A enteropatia proliferativa suína é uma doença endêmica em todo o globo, causa enormes prejuízos à cadeia produtiva de suínos e seu agente etiológico é a bactéria Lawsonia intracellularis. Essa bactéria possui diversos mecanismos patogênicos e, apesar de
Mariana Borges Ferreira Boleta   +4 more
doaj  

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