Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 1171 for “"Bf"”.
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DNA repair in Bacteroides fragilis Bf-2
Repair deficient mutants of Bacteroides fragilis have been isolated in order to study the responses of this organism to various DNA damaging agents at the physiological and molecular levels. Two types of mutants were isolated by ethyl methane sulphonate mutagenesis of B.fragilis followed by …
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Effects of far ultra-violet radiation and oxygen on macromolecular synthesis and protein induction in Bacteroides fragilis Bf-2
This thesis deals with a study of the effects of far-UV radiation, oxygen and hydrogen peroxide on macromolecular synthesis and viability in the obligate anaerobe, Bacteroides fragilis, as well as the specific proteins induced in this organism by these different DNA damaging agents.
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Μελέτη πολυμορφισμών στα γονίδια του συστήματος του συμπληρώματος C2, C3 και Bf που ενέχονται στην ανάπτυξη της ηλικιακής εκφύλισης της ώχρας κηλίδας στον ελληνικό πληθυσμό
Σκοπός της μελέτης είναι να διευκρινιστεί, εάν οι πολυμορφισμοί των γονιδίων C2, C3 και CFB του συμπληρώματος είναι σημαντικοί γενετικοί καθοριστές της ηλικιακής εκφύλισης της ωχράς (AMD ) στον Ελληνικό πληθυσμό. Μέθοδοι Διεξήχθη μια μελέτη συσχέτισης ασθενών μαρτύρων που περιλάμβανε 120 Έλληνες …
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Renewable Energy IPPs in SSA – Effective use of Blended Finance
Blended finance (“BF”) is a form of structuring finance which involves using foreign aid to leverage commercial funding to a project. The topic is generally under researched, despite its increased importance in development finance and as a tool in attaining the United Nations Sustainable …
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Comparing The Depositional Environment Of The Upper Smackover Formation In Southwestern Clarke County, Mississippi And Brooklyn/ Little Cedar Creek Field, Alabama
… of the Brooklyn and little cedar creek fields (bf/lcc) in Conecuh and Escambia Counties, Alabama. The Smackover formation has been a prolific oil producing formation in the Gulf of Mexico since its discovery in Union County, Arkansas in 1937. The discovery of the lcc in 1994 and the bf in 2007 …
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Mossbauer studies of spin coupled binuclear iron centers in proteins
… intrinsic spin Hamiltonian $\rm {\cal H} = J{\bf S}\sb1\cdot{\bf S}\sb2 + \Sigma\sbsp{i=1}{2}\{{\bf S}\sb{i}\cdot\tilde D\sb{i}\cdot{\bf S}\sb{i} + \beta{\bf S}\sb{i}\cdot\tilde g\sb{i}\cdot{\bf H} + {\bf S}\sb{i}\cdot\tilde a\sb{i}\ \cdot\ {\bf I}\sb{i} + {\bf I}\sb{i}\cdot\tilde P\sb{i}\cdot …
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Associations Between Benefit Finding, Disease Severity, Positive Affect, and Health Outcomes Among Patients in Cardiac Rehabilitation
… find benefit from the stressor. Benefit finding (BF) may act as a buffer to minimize the effects of stress on health outcomes. The literature is mixed regarding relationships between BF and mental and physical health outcomes within a variety of illnesses, which may be partly due to missing …
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Solving Some Behrens-Fisher Problems Using Modified Bartlett Correction
The Behrens-Fisher (BF) problems refer to compare the means or mean vectors of several normal populations without assuming the equality of the variances or covariance matrices of those normal populations. These BF problems are challenging and caught much attention for decades since the standard …
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The Role of the Infralimbic-Basal Forebrain Pathway in Fear Extinction
… IL modulates extinction is the basal forebrain (BF).</p> <p>The BF both provides and receives input from IL and BLA and has been implicated in attention and learning, including in protocols encompassing inhibition of fear responses such as fear discrimination. The role of BF-BLA communication in …
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The effect of premenstrual edema on percent body fat measurements utilizing bioelectrical impedance
… retention) on measurements of percent body fat (%BF) in ovulating women during the menstrual cycle utilizing bioelectrical impedance. Specifically, this study was designed to investigate the difference between bioelectrical impedance measurements of %BF recorded during day 1 of menses, day 7, day …
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Some sequential estimation problems in logistic regression models
Let $({\bf X}\sb{i},Y\sb{i}), i = 1,2,\cdots,$ be a random sample satisfying a logistic regression model; that is, for each i, log($P(Y\sb{i}$ = $1\vert{\bf X}\sb{i})/P(Y\sb{i}$ = 0$\vert{\bf X}\sb{i})\rbrack$ = ${\bf X}\sbsp{i}{T}\beta\sb0,$ where $Y\sb{i}\in\{$0,1$\},$ ${\bf X}\sb{i}\in{\bf …
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Utilization Of B-Mode Ultrasound As A Body Fat Estimate In Collegiate Football Players
… imaging protocol to predict percent body fat (%BF) in a Division I football team. Body composition was estimated by ultrasound, seven site skinfolds (SKINFOLD), and the three compartment-water (3C-W) model of Siri (1961), using Bioimpedance spectroscopy (BIS) to estimate total body water (TBW) …
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Exploration of the experiences of breastfeeding doctors within the Cape Town Metropole District health service
… This study explored the breastfeeding (BF) or breastmilk expression (BME) experience of doctors within the Cape Town Metro District Health Service. Aim: To describe the breastfeeding experiences, expectations, intentions, and outcomes of breastfeeding within the workplace. Methods: we …
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THE ASSOCIATION OF SEQUENCE OF HIRING PRACTICE AND BIOPHYSICAL COMPONENTS IN SCREENING PROBATIONARY FIREFIGHTERS
… diastolic blood pressure (RDBP), body fat% (BF) and higher z-scores for BF, trunk flexibility (TF) and overall clinical assessment (p<0.05). Regression analysis found that age and conducting the biophysical assessment at the end of the screening process explained poorer biophysical assessment …
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Effects of pentoxifylline on exercising skeletal muscle vascular control in rats with chronic heart failure
… effects of PTX on skeletal muscle blood flow (BF) and vascular conductance (VC) during exercise are unknown. We tested the hypothesis that PTX would elevate skeletal muscle BF and VC at rest and during submaximal treadmill exercise in CHF rats (coronary artery ligation). CHF rats received i.p. …
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Characterisation of the role of brain factor 1 in the olfactory neuroepithelium during neuronal development
Brain Factor 1 (BF-1), a winged helix transcription factor, displays a restricted pattern of expression within the developing forebrain, playing a critical function in the regulation of neuronal progenitor cell proliferation and differentiation within the developing forebrain. The molecular …
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Use of ultrasound technology in the genetic improvement of U.S. lamb composition
… of loin eye area (LEA), backfat thickness (BF), and body wall thickness (BW) estimations. Correlations between ultrasonic and carcass measurements were 0.66, 0.78, and 0.73 for LEA, BF, and BW, respectively. Performance was similar among technicians and interpreters. Mean bias ranged from …
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Effects of Intermittent Pneumatic Compression on Leg Blood Flow and Vascular Function After Spinal Cord Injury
… compression (IPC) can increase leg blood flow (BF) in able-bodied persons. Whether IPC can alter leg BF, and improve vascular function in people with SCI is currently unknown. <strong>PURPOSE:</strong> Test the hypothesis that acute IPC will increase leg BF, and improve vascular function in SCI. …
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The Association Between Changes in Body Fat, Body Weight and Serum C-Reactive Protein: A Prospective Study
… extent to which changes in body fat percentage (BF%) and weight (BW) relate to changes in C-reactive protein (CRP) in women, while statistically controlling for possible confounders, such as age, initial body weight, and menopause status.</p> <p><strong><em>Methods and Results-</strong></em> A …
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Variance In Percent Body Fat Between And Within Families As Measured By Dual-energy X-ray Absorptiometry
… (DXA). Methods: Percent body fat (%BF) assessed in 95 females, 120 males (included 54 sets of biological siblings) using DXA. Physical activity questionnaire used to assess current physical activity habits in each participant. Results: Variance in %BF between and within families is …
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