Browsing by Author "Bunout Barnett, Daniel"

Now showing items 1-20 of 27

    • Are we losing homocysteine as a cardiovascular risk factor? 
      Bunout Barnett, Daniel; Hirsch Birn, Sandra (ELSEVIER SCIENCE INC, 2005-10)
    • Association Between Functional Measures and Mortality in Older Persons 
      Bites, Ana Celia; Bunout Barnett, Daniel; Barrera, Gladys; Hirsch Birn, Sandra; Leiva Balich, Laura; Maza Cave, María Pía de la (Elsevier, 2012-06-15)
      Background: Functional limitations may be a mortality risk among older people. The aim of this work is to determine if body composition and strength are risk factors related to mortality in older Chilean people. Methods: ...
    • Carotid ultrasound examination as an aging and disability marker 
      Barrera Acevedo, María; Bunout Barnett, Daniel; Maza Cave, María Pía de la; Leiva Balich, Laura; Hirsch Birn, Sandra (Japan Geriatrics Society, 2014)
      Aim: To explore the usefulness of carotid ultrasound examination as a marker of aging and predictor of disability among older people. Methods: Carotid ultrasound, measuring carotid intima media thickness (CIMT) and ...
    • Central obesity and not age increases skeletal muscle lipids, without influencing lean body mass and strength 
      Maza Cave, María Pía de la; Hirsch Birn, Sandra; Jara, Natalia; Leiva Balich, Laura; Barrera Acevedo, Gladys; Claudio, Silva; Pañella, Loreto; Henríquez, Sandra; Bunout Barnett, Daniel (AULA MEDICA EDICIONES, 2015)
      Background/Aims: To measure skeletal muscle lipid infiltration, its association with insulin resistance (IR) lean mass and function, in Chilean men differing in age and body composition. Our hypothesis was that muscle lipid ...
    • Determinación de los índices glicémicos y de insulina en fórmulas para alimentación enteral en adultos sanos 
      Gattas, Vivien; Barrera Acevedo, María Gladys; Leiva, Laura; Maza Cave, María Pía de la; Bunout Barnett, Daniel; Steenhout, Philippe; Klassen, Petra; Voss, Theresa; Hirsch Birn, Sandra (SOC MEDICA SANTIAGO, 2007-07)
      In acute illnesses, plasma glucose levels are often increased and generally parallel the severity of stress. Hyperglycemia caused by reduced insulin sensitivity and reduced insulin secretion is associated with increased ...
    • Efecto del probiótico Saccharomyces boulardii en la prevención de la diarrea asociada con antibióticos en ... 
      Bravo, María Verónica; Bunout Barnett, Daniel; Leiva Balich, Laura; Maza Cave, María Pía de la; Barrera, Gladys; Maza, Javier de la; Hirsch Birn, Sandra (SOC MEDICA SANTIAGO, 2008-08)
      Background: Antibiotic-associated diarrhea is one of the most common adverse effects of antimicrobials. Any antimicrobial can potentially produce diarrhea but beta-lactamics have a higher risk. Among these, amoxicillin is ...
    • Effect of a nutritional supplementation on bone health in Chilean elderly subjects with femoral osteoporosis 
      Bunout Barnett, Daniel; Barrera Acevedo, María; Leiva Balich, Laura; Gattas, Vivien; Maza Cave, María Pía de la; Haschke, Ferdinand; Steenhout, Philippe; Klassen, Petra; Hager, Corinne; Offord, Elizabeth; Hirsch Birn, Sandra (AMER COLLEGE NUTRITION, 2006-06)
      Objective: To study the effects of a special nutritional supplement on bone mineral density and bone turnover markers in Chilean elderly subjects with femoral osteoporosis. Setting: Public primary health care clinics in ...
    • Effect of calorie restriction on energy expenditure in overweight and obese adult women 
      Jiménez Jaime, Teresa; Leiva Balich, Laura; Barrera Acevedo, Gladys; Maza Cave, María Pía de la; Hirsch Birn, Sandra; Henríquez Parada, Sandra; Rodríguez Silva, Juan; Bunout Barnett, Daniel (Aula Médica Ediciones, 2015)
      Energy expenditure (EE) may decrease in subjects on hypocaloric diets, in amounts that exceed body mass loss, favoring weight regain. Objective: to verify if a short-term caloric restriction lowers Resting Energy ...
    • Effect of weight maintenance or gain in a 10 years period over telomere length, sirtuin 1 and 6 expression ... 
      Bunout Barnett, Daniel; Barrera Acevedo, Maria; Maza Cave, María Pía de la; Leiva, L.; Hirsch Birn, Sandra (The British Dietetic Association, 2015)
      Background: Lack of weight gain throughout adult life could mimic the beneficial effects of energy restriction in humans. The present study aimed to assess the effects of weight stability or gain, over a period of 10 ...
    • Effects of vitamin D supplementation and exercise training on physical performance in Chilean vitamin D ... 
      Bunout Barnett, Daniel; Barrera Acevedo, María; Leiva Balich, Laura; Gattas, Vivien; Maza Cave, María Pía de la; Avendaño, Marcelo; Hirsch Birn, Sandra (PERGAMON-ELSEVIER SCIENCE LTD, 2006-08)
      The aim was to assess the effects of resistance training and vitamin D supplementation on physical performance of healthy elderly subjects. Ninety-six subjects, aged 70 years or more with 25 OH vitamin D levels of 16 ng/ml ...
    • Estimated glomerular filtration rate, urine albumin excretion, and survival among patients consulting in ... 
      Lorca Herrera, Eduardo; Garmendia Miguel, MarÍa Luisa; Hirsch Birn, Sandra; Sandoval, Verónica; Bunout Barnett, Daniel (TAYLOR & FRANCIS LTD., 2016)
      Chronic renal disease (CRD) in its pre-dialysis stage is an important risk factor for mortality among adults. The aim of this study was to assess the effects of CRD on mortality among consultants in Chilean public primary ...
    • Factors related to total energy expenditure in older adults (Chile) 
      Pakozdi, Tamara; Leiva Balich, Laura; Bunout Barnett, Daniel; Barrera Acevedo, Gladys; Maza Cave, María Pía de la; Henríquez, Sandra; Hirsch Birn, Sandra (Aula Médica Ediciones, 2015)
      Aim: to asses Total Energy Expenditure (TEE) in healthy Chilean institutionalized or independently older people Methods: twenty seven young (27-30 years), 27 institutionalized (> 65 years old) and 27 free-living older ...
    • Folates Induce Colorectal Carcinoma HT29 Cell Line Proliferation Through Notch1 Signaling 
      Rodríguez, Juan M.; Miranda, Dante; Bunout Barnett, Daniel; Ronco Macchiavello, Ana María; Maza Cave, María Pía de la; Hirsch Birn, Sandra (ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD, 2015)
      Folic acid (FA) consumption at high levels has been associated with colon cancer risk. Several mechanisms have been proposed to explain this association. The Notch signal pathway has been implicated in the regulation of ...
    • Indicadores antropométricos, composición corporal y limitaciones funcionales en ancianos 
      Arroyo Albala, Patricia; Lera Marques, Lydia; Sánchez, Hugo; Bunout Barnett, Daniel; Santos, José Luis; Albala Brevis, Cecilia (Sociedad Médica de Santiago, 2007-07)
      Functional limitations limit the independence and jeopardize the quality of life of elderly subjects. Aim: To assess the association between anthropometric measures and body composition with functional limitations in ...
    • Lack of effect of diet-induced hypomethylation on endothelium-dependent relaxation in rats 
      Hirsch Birn, Sandra; Ronco Macchiavello, Ana María; Pinardi Testa, Gianni; Montequin, María José; Leiva Balich, Laura; Maza Cave, María Pía de la; Llanos Silva, Miguel; Bunout Barnett, Daniel (CHURCHILL LIVINGSTONE, 2008-12)
      Background: Endothelial dysfunction is a key process in atherosclerosis. Hypomethylation is one of the postulated mechanisms involved in atherogenesis and is mainly secondary to a decrease in essential factors such as, ...
    • Maximal expiratory pressure predicts mortality in patients hospitalized in medical and surgical wards 
      Canales González, Elena; Barrera Acevedo, Gladys; Hirsch Birn, Sandra; Maza Cave, María Pía de la; Bunout Barnett, Daniel (Arán Ediciones, 2018)
      Background: the prognostic value of maximal inspiratory and expiratory pressures on functional capacity and mortality of hospitalized patients are not well established. Aim: to evaluate the prognostic value of respiratory ...
    • Methylation status in healthy subjects with normal and high serum folate concentration 
      Hirsch Birn, Sandra; Ronco Macchiavello, Ana María; Guerrero Bosagna, Carlos; Maza Cave, María Pía de la; Leiva Balich, Laura; Barrera Acevedo, María; Llanos Silva, Miguel; Alliende Rodríguez, María Angélica; Silva, Francisca; Bunout Barnett, Daniel (ELSEVIER, 2008-12)
      Objective: We assessed the impact of high serum folate concentration oil erythrocyte S-adenosylmethionine (SAM), S-adenosylhomocysteine (SAH) concentrations, SAM/SAH ratio, CpG methylation levels across the promoter region ...
    • Natural killer cell cytotoxicity is not regulated by folic acid in vitro 
      Hirsch Birn, Sandra; Miranda, Dante; Muñoz, Estefanía; Montoya, Margarita; Ronco Macchiavello, Ana María; Maza Cave, María Pía de la; Bunout Barnett, Daniel (Elsevier, 2013)
      Objectives: Folate supplementation may be associated with an increased risk of developing several types of cancer and a derangement of immune function.Among the latter, Natural killer (NK) cells are involved in ...
    • ¿Qué opinan sus lectores de la Revista Médica de Chile? 
      Bunout Barnett, Daniel; Reyes B., Humberto (SOC MEDICA SANTIAGO, 2008-09)
      Background: A few objective indicators support the relevance of articles published in medical journals, such as the ISI Impact Factor and Citation indices. However, a feedback from the readers can help to improve a journal. ...
    • Rectus femoris (RF) ultrasound for the assessment of muscle mass in older people 
      Berger, Juan; Bunout Barnett, Daniel; Barrera Acevedo, Gladys; Maza Cave, María Pía de la; Henríquez, Sandra; Leiva Balich, Laura; Hirsch Birn, Sandra (Elsevier, 2015)
      Background: Simple and reliable methods to evaluate muscle mass in older people are lacking. Aim: To evaluate ultrasound as a measure of RF muscle mass and quality in healthy subjects of different ages and gender, ...