Results 31 to 40 of about 765 (214)

La agricultura familiar en Argentina y Uruguay frente al avance del modelo de agronegocios

Pampa: Revista Interuniversitaria de Estudios Territoriales, 2019
En el marco de las grandes transformaciones que se han desarrollado en el sector agropecuario en las últimas décadas, este trabajo analiza los impactos que a nivel estructura ha tenido la expansión del modelo de agronegocios sobre la agricultura familiar
German Orsini, Gabriel Weidmann, Néstor Serfaty, Néstor Domínguez   +3 more
doaj   +1 more source

Dextran sodium sulfate confounds causal role of periodontitis in inflammatory bowel disease

Journal of Periodontology, EarlyView.
Abstract Background Emerging evidence supports a bidirectional link between periodontitis and inflammatory bowel disease (IBD). To investigate this relationship, experimental models commonly use dextran sodium sulfate (DSS) to induce colitis. However, DSS is presumed to selectively affect the colon, and its potential off‐target effects on the oral ...
Himanshi Tanwar, Jeba Mercy Gnanasekaran, Niyant Ganesh, Cindy Zhou, Amy Plotkin, Giacomo Baima, Massimo Costalonga, Fenfen Zhou, Hanping Feng, Priyam Jani, Jean‐Pierre Raufman, Vivek Thumbigere‐Math   +11 more
wiley   +1 more source

Does timing of systemic antibiotics influence periodontal treatment outcomes? A randomized clinical trial

Journal of Periodontology, EarlyView.
Abstract Background The aim of this study is to determine whether the timing of metronidazole (MTZ) and amoxicillin (AMX) administration, relative to scaling and root planing (SRP), influences the clinical and microbiological outcomes of periodontal treatment.
Daiane Fermiano, Eduardo de Souza Oliveira, Maria Josefa Mestnik, Luciene C. Figueiredo, Takahiko Shiba, Shunsuke Matsumura, Edson de Sousa, Helio Doyle, Rafael Oliveira Dias, Marcelo de Faveri, Magda Feres   +10 more
wiley   +1 more source

Innovación de los países miembros de la OCDE. Una aproximación a través del Análisis Envolvente de Datos Network Dinámico y el Análisis de Conglomerados Jerárquicos

Acta Universitaria, 2019
El presente estudio tiene por objetivo el realizar un comparativo por clústeres de la eficiencia de 33 países miembros de laOrganización para la Cooperación y el Desarrollo Económico(OCDE)en lo relativo a su desempeño en materia de ...
América Ivonne Zamora-Torres, Antonio Favila Tello   +1 more
doaj   +1 more source

Electrolyzed saline as an alternative to chlorhexidine: Antimicrobial and biofilm volume outcomes in a 4‐day non‐brushing randomized controlled clinical trial

Journal of Periodontology, EarlyView.
Abstract Background The biofilm‐inhibitory effects of electrolyzed saline (EOS) vary widely due to differences in formulations and treatment methods. This study analyzed the impact of EOS on key oral microbial species and used serial 3D‐intraoral scans to evaluate its effects on de novo biofilm formation.
Katja Povšič, Haris Munjaković, Naiera Zayed, Wim Teughels, Katja Seme, Aleš Fidler, Rok Gašperšič   +6 more
wiley   +1 more source

Heterozygous Beta‐Thalassaemia in Pregnancy: Two Rare Causes of Severe Fetal Anemia Requiring Intrauterine Blood Transfusions

Prenatal Diagnosis, EarlyView.
ABSTRACT Aim In this article, we present two cases of severe fetal hemolytic anemia based on a beta‐thalassaemia trait inherited from a single parent. Results These cases, presented at 20 and 28 weeks' gestation, necessitated intra‐uterine blood transfusions.
Eva van der Meij, Frans J. W. Smiers, Tamara T. Koopmann, Ingrid Krapels, Kaatje LePoole, Enrico Lopriore, Johanna M. Middeldorp, Claudia S. Ootjers, Volkher Scharnhorst, Hubertina C. J. Scheepers, Cornelis L. Harteveld, E. J. T. (Joanne) Verweij   +11 more
wiley   +1 more source

La tendencia ambiental urbana en ciudades intermedias. Una propuesta metodológica

Gestión y Ambiente, 2010
Desde las últim as décadas, es evidente la preocupación m undial por los im pactos ambientales negativos que ponen en riesgo la sostenibilidad urbana y su calidad ambiental.
María Victoria Pinzón Botero, Isabel Cristina Echeverri Álvarez   +1 more
doaj   +2 more sources

Guerra híbrida:

Perspectivas Revista de Ciencias Sociales, 2019
En este artículo discutimos la tesis del equilibrio general nuclear postulada por el neorrealismo, cuyo corolario es la recomendación de que los Estados se hagan de armas nucleares. Nuestro principal argumento consiste en que el equilibrio de poder (y la
Nicolás Ignacio Oviedo
doaj   +1 more source

Compound Heterozygosity for Hemoglobin S and Hemoglobin LuLu Island

American Journal of Hematology, EarlyView.
Dana Lewis, Thomas Lofaro, Laura Fraser, Sheana Wijemanne, Barbara J. Bain   +4 more
wiley   +1 more source

Speciation with gene flow

PLANTS, PEOPLE, PLANET, EarlyView.
Biodiversity is threatened by human activities, with extinction debt accumulating rapidly. Many of these activities change the connectivity of populations, fragmenting existing population systems or bringing previously isolated populations or species into contact.
Zhiqin Long, Xu Zhang, Yue Yu, Gregory L. Owens, Diana J. Rennison, Clarisse Palma‐Silva, Daniel Ortiz‐Barrientos, Loren H. Rieseberg   +7 more
wiley   +1 more source