Results 31 to 40 of about 833,458 (232)

Watershed Colonialism and Popular Geographies of North American Rivers

open access: yesOpen Rivers, 2017
Rivers have long been the subject and vehicle for compelling stories. As physical features that tie natural and human history, rivers in narratives have hidden as much as they’ve revealed by naturalizing cultural practices and human values...
Sigma Colon
doaj   +1 more source

Abdómen agudo: volvo do cólon transverso.

open access: yesActa Médica Portuguesa, 2011
Volvulus of the transverse colon continues to be a rare medical problem in the bibliographic medical revisions of large bowel obstructions (1%), being frequently excluded of the differential diagnosis.
Sónia Palma   +3 more
doaj   +1 more source

Tratamento endoscópico de pólipos colorretais. [PDF]

open access: yes, 1995
Trabalho de Conclusão de Curso - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Departamento de Clínica Cirúrgica, Curso de Medicina, Florianópolis ...
Silva, Cláudia Alves da   +1 more
core  

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Cirurgia laparoscópica no cancro do cólon [PDF]

open access: yes, 2007
Após uma introdução sobre o estado da arte da cirurgia de ressecção curativa do cancro do cólon por via laparoscópica, a autora transmite a sua opinião sobre as condições mais adequadas para a prática desta cirurgia, tendo em vista a obtenção das ...
Rocha, Anabela
core  

Linfoma primário de cólon: relato de caso

open access: yes, 2010
O linfoma colorretal primário é uma doença rara (0.2 a 0.6% de todas as neoplasias colônicas), apresentando pior prognóstico quando comparado com o linfoma gástrico primário ou com o adenocarcinoma do cólon.
Marcelo Maia Caixeta Melo   +10 more
core   +1 more source

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Influência da peritonite sobre a síntese de colágeno em anastomoses do cólon distal: estudo experimental em ratos

open access: yesActa Cirúrgica Brasileira, 2000
Com o objetivo de verificar a relação entre a concentração de colágeno e a capacidade de suportar pressão em anastomoses de cólon quando existe peritonite, utilizaram-se 40 ratos machos, Wistar-TECPAR, com idade média de 120 dias e peso médio de 302 g ...
Maria de Lourdes Pessole Biondo-Simões   +5 more
doaj   +1 more source

ABL kinase‐dependent phosphorylation of SH proteins promotes their direct interaction with CRK family SH2 domains

open access: yesFEBS Letters, EarlyView.
CT10 regulator of kinase (CRK) and CRK‐Like (CRKL) are signaling adaptors driving cell adhesion, motility, differentiation, and proliferation. SH2‐domain containing (SH) proteins are enriched in YXXP motifs which when phosphorylated create preferred binding sites for CRK family SH2 domains.
Phoebe M. Cousens   +8 more
wiley   +1 more source

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