59,814 research outputs found

    Feasibility of Integrating Tripterygium wilfordii into Modern Cancer Therapy for Increased Efficacy with Minimal Toxicity

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    Cancer is the second leading cause of death in the U.S., and millions of novel cancer cases are being diagnosed each year. While chemotherapy and ionizing radiation are effective treatments against these malignant tumors, the adverse effects that accompany such treatments are devastating. In order to find alternative treatment methods with less side effects, we turn to Eastern herbal medicine. Recent scientific research has found that Tripterygium wilfordii, an herbal medicine traditionally used to treat inflammation in China, contains compounds (triptolide and celastrol) that prevent the growth of solid tumors, induce apoptosis, and prevent metastasis of developed tumors. Investigations on these compounds on various cancer cells lines (in vitro and in vivo) have revealed insight into their mechanism, mode of action, and toxicity. In order to circumvent the potentially fatal side effects of triptolide and celastrol, it was proposed that roots of T. wilfordii, from which the compounds are extracted, be used as a treatment for cancer. Methods for testing the efficacy and toxicity of the roots on the different cell lines previously studied are outlined in this paper. If the results from the proposed experiment conflict with expectation, then future studies on combination drugs using triptolide and celastrol with other non-bioactive compounds within the roots should be done to develop new anti-cancer drugs with low toxicity

    What ever happened to post-Marxism?

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    This short article details a brief history of post-Marxism with particular reference to Ernesto Laclau and Chantal Mouffe's Hegemony and Socialist Strategy (1985)

    The think-tank model has passed its use by date. We need an alternative model for quality research to impact on evidence-based policy-making

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    Think-tanks are in crisis yet there is still a need for evidence-based policy prescriptions. Dr Andy Williamson believes that if think-tanks are to have a greater impact, they must embrace principles of quality, transparency and balance

    Twenty years at the margins: the Herman-Chomsky propaganda model, 1988-2008

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    2008 marks the 20th anniversary of the publication of Manufacturing Consent: The Political Economy of the Mass Media by Edward S. Herman and Noam Chomsky. This comment briefly assesses how the Herman-Chomsky Propaganda Model (PM) has been received within the field of media and communication studies in the United Kingdom

    Designing for innovation around OER

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    This paper argues that designing collections of 'closed' educational resources (content and technologies) for use by specific student cohorts and collections of open educational resources for use by any 'learner' require different design approaches. Learning design for formal courses has been a research topic for over 10 years as the ever growing range of digital content and technologies has potentially offered new opportunities for constructing effective learning experiences, primarily through greater sharing and re-use of such content and technologies. While progress in adopting learning design by teaching practitioners has appeared slow so far the advent of open educational resources (OER) has provided a substantive boost to such sharing activity and a subsequent need for employing learning design in practice. Nevertheless there appears to be a paradox in that learning design assumes a reasonably well known and well defined student audience with presumed learning needs and mediating technologies while OER are exposed to a multitude of potential learners, both formal and informal, with unknown learning needs and using diverse technologies. It can be argued that innovative designs for formal courses involve creating structured pathways through a mixture of existing and new content and activities using a mixture of media and technologies in the process. This type of 'configurational' design that blends together given items to meet a particular need, rather than designing something fully de novo is typical in many areas of work and not just teaching. Such designs work very well when there is a small set of users of the innovation or their use of the innovation is narrow. However many innovations in information, communication and computing technologies often have multiple types of users and many more layers of complexity. In these cases, rather than heavily pre-define an innovative solution just to meet certain user requirements, it is necessary to design for greater flexibility so as to allow the users to adapt their use of the innovative solution for their own requirements once it has been deployed. The use of such an 'innofusion' approach for OER is highlighted using the case study of OpenLearn (www.open.ac.uk/openlearn)

    The Power and Promise of Community Unionism

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    [Excerpt] Shaffer\u27s statement portrays an emerging vision of union organizing that represents a dramatic departure from the way most unions have been organizing workers for the past 40 years. Borrowing from the city wide structures of the Knights of Labor in the 19th century, a new breed of union organizers is experimenting with a brand of unionism that may ultimately recast labor as a community-wide movement which tackles workplace issues. Unlike the now defunct Knights, these modern-day champions of community-based union organizing maintain close ties with unions across the country through their affiliation with resourcerich national unions. Many believe that this mixture of community organizing with national union support will spawn a new wave of union growth

    Random acts of violins : Oliver Schroer and two British Columbia fiddle communities

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