532 research outputs found

    Entrepreneurship Education: Embedding Practitioner Experience

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    The QAA Framework for Higher Education Qualifications (England) in General Business and Management states that ‘Preparation for business should be taken to mean the development of a range of specific business knowledge and skills, together with the improved self-awareness and personal development appropriate to graduate careers in business with the potential for management positions and to employability in general. This includes the encouragement of positive and critical attitudes towards change and enterprise, so as to reflect the dynamism and vibrancy of the business environment’ In a report recently produced by the National Council for Graduate Entrepreneurship (NCGE), the National Endowment for Science, Technology and the Arts (NESTA) and the Council for Industry and Higher Education (CIHE) concluded that ‘Entrepreneurship education is currently taught primarily through modules in business school courses and extra-curricular activities. HEIs need to enhance the perception and relevance of entrepreneurship education, so students and staff recognise the value of its combination of innovation, creativity, collaboration and risktaking skills to a wide range of disciplines’. This paper focuses on a ground breaking programme specifically designed to address these criticisms of the way in which enterprise and entrepreneurship is taught in universities. There are a huge number of programmes on offer across within European Higher Education with the words ‘enterprise’ and ‘entrepreneurship’ in the title, but what makes the BA (Hons) Enterprise and Entrepreneurial Management unique is the close involvement of entrepreneurs right from the outset, including course design, module content and delivery. This is achieved through an ‘entrepreneur in residence’ network, with Walter Herriot, Managing Director of St John’s Innovation Centre, Cambridge, one of the world’s leading incubation centres, as Director. This enables leading entrepreneurs to be embedded in fabric of the programme through playing a very active role in the continued development of the curriculum, content, and delivery of the pathway. Additionally, each student is allocated an entrepreneur as mentor for the duration of the three year programme. This paper will firstly explore the key issues raised by the policy community and others calling into question the appropriateness of the way in which enterprise and entrepreneurship is taught. It will then look at the way in which UK universities are responding to these comments. The paper concludes with a case study of an academic programme developed and delivered jointly by academics and practitioners.education, entrepreneurship.

    Entrepreneurship Education: Embedding Practitioner Experience

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    In a report recently produced by the National Council for Graduate Entrepreneurship (NCGE), the National Endowment for Science, Technology and the Arts (NESTA) and the Council for Industry and Higher Education (CIHE) concluded that ‘Entrepreneurship education is currently taught primarily through modules in business school courses and extra-curricular activities. HEIs need to enhance the perception and relevance of entrepreneurship education, so students and staff recognise the value of its combination of innovation, creativity, collaboration and risk-taking skills to a wide range of disciplines’. This paper focuses on a ground breaking programme specifically designed to address these criticisms of the way in which enterprise and entrepreneurship is taught in universities. There are a huge number of programmes on offer across within European Higher Education with the words ‘enterprise’ and ‘entrepreneurship’ in the title, but what makes the BA (Hons) Enterprise and Entrepreneurial Management unique is the close involvement of entrepreneurs right from the outset, including course design, module content and delivery. This is achieved through an ‘entrepreneur in residence’ network, with Walter Herriot, Managing Director of St John’s Innovation Centre, Cambridge, one of the world’s leading incubation centres, as Director. This enables leading entrepreneurs to be embedded in fabric of the programme through playing a very active role in the continued development of the curriculum, content, and delivery of the pathway. Additionally, each student is allocated an entrepreneur as mentor for the duration of the three year programme. This paper will firstly explore the key issues raised by the policy community and others calling into question the appropriateness of the way in which enterprise and entrepreneurship is taught. It will then look at the way in which UK universities are responding to these comments. The paper concludes with a case study of an academic programme developed and delivered jointly by academics and practitioners.entrepreneurship; education; enterprise education.

    Effects of Exposure to Semiconductor Nanoparticles on Aquatic Organisms

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    Because of their unique physical, optical, and mechanical properties, nanomaterials hold great promise in improving on a wide variety of current technologies. Consequently, their use in research and consumer products is increasing rapidly, and contamination of the environment with various nanomaterials seems inevitable. Because surface waters receive pollutants and contaminants from many sources including nanoparticles and act as reservoirs and conduits for many environmental contaminants, understanding the potential impacts of nanoparticles on the organisms within these environments is critical to evaluating their potential toxicity. While there is much to be learned about interactions between nanomaterials and aquatic systems, there have been a number of recent reports of interactions of quantum dots (QDs) with aquatic environments and aquatic organisms. This review is focused on providing a summary of recent work investigating the impacts of quantum dots on aquatic organisms

    Fertilization and Its Effect on the Establishment of Drip Irrigated Windbreaks in Western Oklahoma

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    Forest Resource

    Invasion and persistence of a selfish gene in the Cnidaria

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    Background. Homing endonuclease genes (HEGs) are superfluous, but are capable of invading populations that mix alleles by biasing their inheritance patterns through gene conversion. One model suggests that their long-term persistence is achieved through recurrent invasion. This circumvents evolutionary degeneration, but requires reasonable rates of transfer between species to maintain purifying selection. Although HEGs are found in a variety of microbes, we found the previous discovery of this type of selfish genetic element in the mitochondria of a sea anemone surprising. Methods/Principal Findings. We surveyed 29 species of Cnidaria for the presence of the COXI HEG. Statistical analyses provided evidence for HEG invasion. We also found that 96 individuals of Metridium senile, from five different locations in the UK, had identical HEG sequences. This lack of sequence divergence illustrates the stable nature of Anthozoan mitochondria. Our data suggests this HEG conforms to the recurrent invasion model of evolution. Conclusions. Ordinarily such low rates of HEG transfer would likely be insufficient to enable major invasion. However, the slow rate of Anthozoan mitochondrial change lengthens greatly the time to HEG degeneration: this significantly extends the periodicity of the HEG life-cycle. We suggest that a combination of very low substitution rates and rare transfers facilitated metazoan HEG invasion. © 2006 Goddard et al

    Massive increase in the stiffness of the human lens nucleus with age: the basis for presbyopia?

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    Purpose: To determine the stiffness of different regions of human lenses as a function of age, and to correlate the biophysical measurements in the lens center with nuclear water content. Methods: A custom made probe fitted to a dynamic mechanical analyzer was employed to measure stiffness values at 1 mm increments across equatorial sections of individual human lenses. Thermogravimetric analysis was used to determine the percentage water content in the nuclei of human lenses. Results: There was a pronounced increase in lens stiffness over the age range from 14 to 78. In the nucleus, stiffness values varied almost 1,000 fold over this age range, with the largest change observed in lenses between the ages of 20 to 60. Nuclear stiffness values increased on average by a factor of 450. By contrast, in the cortex the average increase in stiffness was approximately 20 fold over this same time period. In lenses younger than age 30, the nucleus was found to be softer than the cortex. This was true for all six lenses examined. In contrast all lenses older than 30 were characterized by having nuclear values higher than those of the cortex. In lenses over the age of 50, the lens nucleus was typically an order of magnitude more rigid than that of the cortex. The crossover age, when the cortical and nuclear stiffness values were similar, was in the 30s. There was no significant change in the water content of the human lens nucleus from age 13 to age 82. Conclusions: There is a marked increase in the stiffness of the human lens with age. This is most pronounced in the nucleus. Since in vivo data indicate that the nucleus must change shape significantly during accommodation, it is highly likely that these measured changes in physical properties will markedly diminish the ability of the lens to accommodate, and thus may be a major contributing factor to presbyopia. Since there was no measurable difference in the water contents of the nuclear regions of the lenses, this marked increase in stiffness is not due to compaction of the lens nucleus

    Syntaxin 3b is a t-SNARE specific for ribbon synapses of the retina.

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    Previous studies have demonstrated that ribbon synapses in the retina do not contain the t-SNARE (target-soluble N-ethylmaleimide-sensitive factor attachment protein receptor) syntaxin 1A that is found in conventional synapses of the nervous system. In contrast, ribbon synapses of the retina contain the related isoform syntaxin 3. In addition to its localization in ribbon synapses, syntaxin 3 is also found in nonneuronal cells, where it has been implicated in the trafficking of transport vesicles to the apical plasma membrane of polarized cells. The syntaxin 3 gene codes for four different splice forms, syntaxins 3A, 3B, 3C, and 3D. We demonstrate here by using analysis of EST databases, RT-PCR, in situ hybridization, and Northern blot analysis that cells in the mouse retina express only syntaxin 3B. In contrast, nonneuronal tissues, such as kidney, express only syntaxin 3A. The two major syntaxin isoforms (3A and 3B) have an identical N-terminal domain but differ in the C-terminal half of the SNARE domain and the C-terminal transmembrane domain. These two domains are thought to be directly involved in synaptic vesicle fusion. The interaction of syntaxin 1A and syntaxin 3B with other synaptic proteins was examined. We found that both proteins bind Munc18/N-sec1 with similar affinity. In contrast, syntaxin 3B had a much lower binding affinity for the t-SNARE SNAP25 compared with syntaxin 1A. By using an in vitro fusion assay, we could demonstrate that vesicles containing syntaxin 3B and SNAP25 could fuse with vesicles containing synaptobrevin2/VAMP2, demonstrating that syntaxin 3B can function as a t-SNARE

    Fetal Alcohol Spectrum Disorders: Survey of Healthcare Providers after Continuing Education

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    Fetal alcohol spectrum disorders (FASD) occur as a result of prenatal alcohol exposure and are commonly associated with intellectual disability. Maternal alcohol consumption affects fetal development resulting in numerous lifelong physical, mental, and neurobehavioral abnormalities. To promote prevention of prenatal alcohol exposure and intervention to mitigate alcohol’s postnatal effects, the Centers for Disease Control and Prevention (CDC) provides continuing education to healthcare providers through their FASD Regional Training Centers (RTCs). An online survey evaluated healthcare providers’ perceived competency after training. Cover letters with the survey link were electronically mailed to healthcare providers, who received training between 2002 and 2009 from the Midwest and Southeast RTCs. Eighty-two providers who treated women or children responded to the survey (7.5% response rate). Approximately 86% of providers who treated women have identified women ‘at risk’ for alcohol abuse with 90% indicating they would refer to Substance Abuse or Mental Health Services. However, over 25% perceived lack of training and limited time as barriers in treating women of childbearing age for at-risk drinking. Over 90% of providers who treated children reported feeling competent in recognizing FAS and other alcohol-related effects. Yet, only 23% of providers for children reported using FASD diagnostic schema and were more apt to use growth charts (70%) rather than lip philtrum guides (58%) or palpebral fissure length measurements (50%), tools typically used in FAS determination. These results suggest a need for training to focus on methodology that assists providers to easily incorporate screening, diagnostic, and treatment procedures into their daily practice
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