Archive for the ‘researches 3’ Category
Tuesday, April 8th, 2008
Provision and Use of Maternal Health Services among Urban Poor Women in Kenya: What Do We Know and What Can We Do?
In sub-Saharan Africa, the unprecedented population growth that started in the second half of the twentieth century has evolved into unparalleled urbanization and an ...
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Tuesday, April 8th, 2008
Australia\'s New Urbanists Encourage Walking.
Sharp D.
The Lancet, London, UK, david744sharp@btinternet.com.
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Tuesday, April 8th, 2008
Reducing Youth Exposure to Alcohol Ads: Targeting Public Transit.
Underage drinking is a major public health problem. Youth drink more heavily than adults and are more vulnerable to the adverse effects of alcohol. Previous research has demonstrated the connection between alcohol advertising and underage drinking. Restricting ...
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Tuesday, April 8th, 2008
Clenching TMJs-Loads Increases in Partial Edentates: A 3D Finite Element Study.
Goal This study tests the hypothesis of loading-dependence on the temporomandibular joint during clenching on the particular of experimentally partial edentate conditions. Methodology A complete and detailed finite element model of the temporomandibular joint (TMJ) ...
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Tuesday, April 8th, 2008
Radiotherapy of other sellar lesions.
Radiotherapy has been used as primary or adjuvant treatment in a number of non-adenomatous masses arising from within the sella. It is particularly important in the therapeutic algorithm of craniopharyngiomas and meningiomas and has also been used in chordomas/chordosarcomas and less ...
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Tuesday, April 8th, 2008
Oxidative status of Matricaria chamomilla plants related to cadmium and copper uptake.
Cadmium (Cd) and copper (Cu) uptake by the plants of Matricaria chamomilla and relation to activities of guaiacol peroxidase (GPX, EC 1.11.1.7), catalase (CAT, EC 1.11.1.6) and glutathione reductase (GR, EC 1.6.4.2) up to ...
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Tuesday, April 8th, 2008
Clapper rails as indicators of mercury and PCB bioavailability in a Georgia saltmarsh system.
Clapper rails (Rallus longirostris) were used as an indicator species of estuarine marsh habitat quality because of their strong site fidelity and predictable diet consisting of mostly benthic organisms. Mercury (Hg) and ...
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Tuesday, April 8th, 2008
Predictors of follow-up exercise behavior 6 months after a randomized trial of exercise training during breast cancer chemotherapy.
Purpose Exercise during breast cancer chemotherapy is beneficial but it needs to be maintained into survivorship to optimize long-term benefits. Here, we report the predictors of follow-up exercise ...
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Tuesday, April 8th, 2008
Polysaccharides as a protective response against microcystin-induced oxidative stress in Chlorella vulgaris and Scenedesmus quadricauda and their possible significance in the aquatic ecosystem.
Toxic cyanobacteria occur worldwide in aquatic ecosystem, and their toxins have adverse effects on most aquatic organisms. However, some species of green algae ...
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Tuesday, April 8th, 2008
Lifestyle changes and breast cancer prognosis: a review.
Objective Because of its high incidence and improving survival, breast cancer is currently the most prevalent cancer in the world. We reviewed the published literature in our search for modifiable factors valuable as an adjuvant health measure to ...
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Tuesday, April 8th, 2008
Axillary recurrence after negative sentinel lymph node biopsy.
Background Sentinel lymph node biopsy (SLNB) has almost totally replaced axillary lymph node dissection as the first-line axillary procedure for node-negative breast cancer. SLNB has a false-negative rate of 0-22%, and regional nodal recurrence is a major concern ...
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Tuesday, April 8th, 2008
Antiretroviral Therapy is Associated with Increased Fertility Desire, but not Pregnancy or Live Birth, among HIV+ Women in an Early HIV Treatment Program in Rural Uganda.
To assess the association between antiretroviral therapy (ART) and fertility history and desire among HIV-positive Ugandan women, we conducted a ...
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Tuesday, April 8th, 2008
Pulsed reduced dose-rate radiotherapy: a novel locoregional retreatment strategy for breast cancer recurrence in the previously irradiated chest wall, axilla, or supraclavicular region.
Purpose Reirradiation of breast cancer locoregional recurrence (LRR) in the setting of prior post-mastectomy radiation poses a significant clinical challenge due to the ...
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Tuesday, April 8th, 2008
Development and Psychometric Assessment of a Multidimensional Measure of Internalized HIV Stigma in a Sample of HIV-positive Adults.
There is a need for a psychometrically sound measure of the stigma experienced by diverse persons living with HIV/AIDS (PLHA). The goal of this study was to develop ...
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Tuesday, April 8th, 2008
Starting Young: Sexual Initiation and HIV Prevention in Early Adolescence.
The rising numbers of new HIV infections among young people ages 15-24 in many developing countries, especially among young women, signal an urgent need to identify and respond programmatically to behaviors and situations that contribute to ...
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Tuesday, April 8th, 2008
Between Tradition and Change: Condom Use with Primary Sexual Partners Among Mexican Migrants.
The frequency of male Mexico-US migration has been associated with increased HIV risk for sexual partners awaiting their return in Mexico. This study examined the association between sexual partner characteristics and condom use ...
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Tuesday, April 8th, 2008
Patterns and Correlates of Sexual Activity and Condom Use Behavior in Persons 50-Plus Years of Age Living with HIV/AIDS.
This study characterized rates of sexual activity and identified psychosocial and behavioral correlates of sexual activity and condom use in a metropolitan sample of 290 HIV-infected adults ...
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Tuesday, April 8th, 2008
Increasing HIV Prevalence Among Drug Users in Western Guangdong Province, China, 1995-2005.
Sentinel surveillance data from 1995 to 2005 for drug users in Guangdong province, China, showed an increasing prevalence of HIV in the West region while stabilizing in the East and Center. Several factors were ...
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Tuesday, April 8th, 2008
An Empirical Comparison of Respondent-driven Sampling, Time Location Sampling, and Snowball Sampling for Behavioral Surveillance in Men Who Have Sex with Men, Fortaleza, Brazil.
Obtaining samples of populations at risk for HIV challenges surveillance, prevention planning, and evaluation. Methods used include snowball sampling, time location sampling ...
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Tuesday, April 8th, 2008
Accessing Men Who have Sex with Men Through Long-Chain Referral Recruitment, Guangzhou, China.
Men who have sex with men (MSM) may account for an increasing proportion of China\'s HIV epidemic, but remain difficult to access for epidemiological studies due to high stigma. We compare the composition ...
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Tuesday, April 8th, 2008
Knowledge, Attitudes and Motivations Among Blood Donors in São Paulo, Brazil.
Recruiting safe, volunteer blood donors requires understanding motivations for donating and knowledge and attitudes about HIV. We surveyed 1,600 persons presenting for blood donation at a large blood bank in São Paulo, Brazil using a ...
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Tuesday, April 8th, 2008
A General Test for Gene-Environment Interaction in Sib Pair-based Association Analysis of Quantitative Traits.
Several association studies support the hypothesis that genetic variants can modify the influence of environmental factors on behavioral outcomes, i.e., G x E interaction. The case-control design used in these studies is ...
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Tuesday, April 8th, 2008
Evaluation of epicardial microwave lesions in the pig model using an electroanatomic mapping system.
BACKGROUND: Surgical ablation techniques using microwave energy are an alternative to catheter-based ablation therapy in the treatment of atrial fibrillation. We investigate electrical conduction properties of linear lesions after epicardial ablation in ...
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Tuesday, April 8th, 2008
Inner Happiness Among Thai Elderly.
This study, based on data collected in 2005 from Chai Nat province, examines the level of happiness of the Thai elderly population and its relationship to various external and internal factors. It was found that mean happiness was slightly above a ...
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Tuesday, April 8th, 2008
Three Maternal Risk Factors Associated with Elevated Risk of Postneonatal Mortality Among Alaska Native Population.
Objective Compared to non-Natives in Alaska, the Alaska Native population has a postneonatal mortality rate 2.3 times higher (95% CI 1.9, 2.7). The objective of the study was to identify variables ...
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