Publications by authors named "Bogard C"

Purpose: The purpose of this study was to explore pediatric physical therapists' (PTs') experiences including successes, challenges, and barriers with cross-cultural communication with Arabic-speaking Middle Eastern children and their families who require interpreter services.

Methods: Eight PTs consented to participate in qualitative dyadic interviews. Transcription and interviews were conducted virtually in Microsoft Teams.

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Background: Many patients complain of nutritional symptoms after bariatric surgery (BS), including hair loss, cramps, and paresthesia, but their link with biological alterations has been poorly studied.

Objectives: To assess in a large cohort of subjects the relationship between nutritional symptoms and biological deficits both in the short term (ST ≤ 1 year) and long term (LT ≥ 3 years) after the 2 most common procedures, Roux-en-Y gastric bypass (RYGB) and sleeve gastrectomy (SG).

Methods: Nutritional symptoms and biological parameters (including vitamins, minerals, and protein parameters) were prospectively recorded.

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Background: Many studies have shown that hyperfiltration induced by obesity decreases after bariatric surgery, while others also showed an increase in glomerular filtration rate (GFR). Furthermore, the factors that influence GFR after bariatric surgery have been poorly studied. The objective was to study the impact of bariatric surgery on renal function and clarify the factors that determine the evolution of GFR after surgery.

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Objective: To study long-term nutritional deficits based on adherence to a standardized nutritional care after gastric bypass (GBP).

Background: Long-term prospective data on nutritional complications after GBP are missing. It is not known whether severe deficiencies are prevented by standard multivitamin supplementation and what parameters are influenced by patient adherence to nutritional care.

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Article Synopsis
  • Sleeve gastrectomy (SG) is believed to cause fewer nutritional deficiencies than gastric bypass (GBP), but a study comparing the two procedures matched subjects for weight loss to assess nutritional outcomes.
  • Results showed that while significant differences in certain nutritional parameters existed between the two procedures post-surgery, the overall number of deficiencies did not increase and weight loss was similar for both groups.
  • Some specific nutritional markers were adversely affected after GBP, suggesting potential malabsorption or changes in liver metabolism, despite systematic multivitamin supplementation after surgery.
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Background: Malabsorptive surgical procedures lead to deficiencies in fat-soluble vitamins. However, results concerning serum vitamin D (25OHD) after gastric bypass (GBP) are controversial. The aim of the study was to assess the influence of GBP on 25OHD and calcium metabolism.

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Background: Effectiveness of gastric bypass (GBP) on reduction of vascular risk factors is well established, but GBP induces nutritional deficits that could reduce the cardiovascular benefit of weight loss. Particularly, hyperhomocysteinemia, now clearly identified as a vascular risk factor, has been described after GBP. The aim of this study was to clarify the factors associated with increased homocysteine concentration after GBP.

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DNA-based circuit design is an area of research in which traditional silicon-based technologies are replaced by naturally occurring phenomena taken from biochemistry and molecular biology. Our team investigates the implications of DNA-based circuit design in serving security applications. As an initial step we develop a random number generation circuitry.

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Background: Gastric bypass (GBP) is more efficient than adjustable gastric banding (AGB) on weight loss and comorbidities, but potentially induces more nutritional deficits. However, no study has compared the prevalence of nutritional deficiencies after these two bariatric procedures. WE PROSPECTIVELY COMPARED: To prospectively compare the prevalence of nutritional deficiencies after AGB and GBP.

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DNA Media Storage.

Int Conf Bioinspired Comput Theor Appl

September 2007

In 1994, University of Southern California computer scientist Dr. Leonard Adelman solved the Hamiltonian Path Problem using DNA as a computational mechanism. He proved the principle that DNA computing could be used to solve computationally complex problems.

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This study examines the relationship between work and depressive symptomatology for extremely destitute single mothers-mothers who have experienced an episode of homelessness. Using longitudinal data collected from 294 respondents who became homeless in 1992 and were followed for approximately two years, we find that a history of full-time work is the best predictor of whether a woman will find full-time employment in the aftermath of an episode of homelessness. Even an extensive history of part-time or informal work was not predictive of finding employment after leaving a homeless shelter.

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Acute intermittent porphyria (AIP), the most common acute hepatic porphyria, is a low-penetrant autosomal dominant disorder caused by mutations in the porphobilinogen deaminase (PBGD) or hydroxymethylbilane synthase (HMBS) gene. Although AIP has been identified in all the main ethnic groups, little is known about PBGD gene defects in Africans, Afro-Caribbean and Afro-Americans. We have carried out PBGD gene screening among seven unrelated AIP families and 98 controls belonging to the Afro-Caribbean (French West Indies) and the sub-Saharan African (Morocco, Algeria, Cameroon, Mali, and Burkina Faso) populations.

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Background/aims: Previous retrospective studies have suggested an association between hepatocellular carcinoma and acute hepatic porphyrias. The incidence, the relative risk, the characteristics and the outcome of primary liver cancer were prospectively evaluated in patients with acute hepatic porphyrias; the molecular mechanism of carcinogenesis in these patients was also pointed out.

Methods: A cohort of 650 patients with acute hepatic porphyria was followed over 7 years.

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Acute intermittent porphyria (AIP) is an autosomal dominant disorder caused by decreased activity of porphobilinogen deaminase (PBGD), the third enzyme in the heme biosynthetic pathway. We report the first molecular analysis of PBGD gene mutations in AIP patients of Swiss origin. The PBGD gene of 18 Swiss AIP patients was analyzed by denaturing gradient gel electrophoresis screening of the genomic DNA and direct sequencing.

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Using two-dimensional electrophoresis, we have recently identified in human bronchoalveolar lavage fluid a novel protein, termed B166, with a molecular mass of 17 kDa. Here, we report the cloning of human and rat cDNAs encoding B166, which has been renamed AOEB166 for antioxidant enzyme B166. Indeed, the deduced amino acid sequence reveals that AOEB166 represents a new mammalian subfamily of AhpC/TSA peroxiredoxin antioxidant enzymes.

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This paper is a critique of recent service-intensive shelter programs for homeless mothers and the policies that underlie these shelters. We first document the process by which mental health problems and family homelessness became so closely but mistakenly linked. We then demonstrate empirically that shelter programs for homeless families nonetheless presume that mental health problems are part of the causal nexus of family homelessness and indiscriminately deliver mental health services to homeless mothers.

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Acute-phase protein synthesis in the liver during inflammation is regulated via cytokines and glucocorticoids. Using quantitative reverse transcription (RT)-PCR analysis and immunoassay, we explored, in the rat, the response of the acute-phase protein, alpha-2 macroglobulin (A2M), after systemic inflammation induced by lipopolysaccharide (LPS) or localized inflammation induced by turpentine oil (TO). The results indicate that synthesis of A2M is higher following TO-induced inflammation than LPS-induced inflammation and is not correlated with interleukin (IL)-6 or glucocorticoid levels.

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Acute intermittent porphyria is the major autosomal dominant form of acute hepatic porphyrias. The disease is due to mutations in the gene encoding for porphobilinogen deaminase (PBGD). Many different strategies have been developed to screen for mutations.

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From 1995 to 1997, we prospectively evaluated the prevalence of hepatitis C virus (HCV) RNA in 124 patients with porphyria cutanea tarda (PCT) from Northern France (83 sporadic and 41 familial PCT). Serum samples were analyzed for ferritin, transaminases, HCV antibodies, and HCV RNA. In addition, genotyping of HCV and searches for HCV infection risk factors (blood transfusion, iv drug abuse, and surgical intervention) were performed.

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This study examined the intrateam reliability of a structured interview process used to help select students to a professional education program in physical therapy. Two hundred and twenty academically qualified applicants were interviewed by one of six two-member teams using a standardized format. Each member of a team independently rated the applicant on each of four performance skills using a 5-point ordinal scale; the maximal total score possible was 16 points.

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The purpose of this study was to determine whether there are stimulus-response (S-R) compatibility effects in a manual tracking task for male and female subjects of different ages. 20 healthy men and 20 healthy women in each of three different age groups (20 to 39, 40 to 59, and 60 to 79 years) participated (total N = 120). Subjects performed extension and flexion movements of the index finger metacarpophalangeal joint to track a computer-screen cursor along a target sine wave.

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The purpose of this study was to examine the effects of age, sex, and hand preference on precise control of voluntary movement at the index finger metacarpophalangeal joint in able-bodied volunteers. An electrogoniometer was attached to this joint and connected to a computer. The computer screen displayed a sine wave target that each subject attempted to track with careful extension and flexion finger movements.

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We examined intratester and intertester reliability for goniometric measurements of ankle dorsiflexion (ADF) and ankle plantar flexion (APF) active range of motion (AROM). Parallel-forms intratester reliability for ankle AROM measurements obtained by the universal goniometer (UG) and by visual estimation (VE) and intertester reliability for VE of ADF and APF were examined. Repeated measurements were obtained on 38 patients with orthopedic problems by 10 physical therapists in a clinical setting.

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