144 research outputs found

    Aldonate coupling, a simple procedure for the preparation of carbohydrate-protein conjugates for studies of carbohydrate-binding proteins

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    Aldonate coupling a new, high-yield method for conjugation of reducing oligosaccharides to proteins is described. It involves oxidation of the oligosaccharides to their corresponding aldonic acids followed by coupling to amino functions of proteins by activation of carboxyl groups with a water-soluble carbodiimide derivative. The immunochemical properties of some of these synthetic glycoproteins were assessed using several plant agglutinins (lectins) as well as antibodies raised to the conjugates. The scope and limitation of the method are discussed.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/21712/1/0000104.pd

    Clinical development of new drug-radiotherapy combinations.

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    In countries with the best cancer outcomes, approximately 60% of patients receive radiotherapy as part of their treatment, which is one of the most cost-effective cancer treatments. Notably, around 40% of cancer cures include the use of radiotherapy, either as a single modality or combined with other treatments. Radiotherapy can provide enormous benefit to patients with cancer. In the past decade, significant technical advances, such as image-guided radiotherapy, intensity-modulated radiotherapy, stereotactic radiotherapy, and proton therapy enable higher doses of radiotherapy to be delivered to the tumour with significantly lower doses to normal surrounding tissues. However, apart from the combination of traditional cytotoxic chemotherapy with radiotherapy, little progress has been made in identifying and defining optimal targeted therapy and radiotherapy combinations to improve the efficacy of cancer treatment. The National Cancer Research Institute Clinical and Translational Radiotherapy Research Working Group (CTRad) formed a Joint Working Group with representatives from academia, industry, patient groups and regulatory bodies to address this lack of progress and to publish recommendations for future clinical research. Herein, we highlight the Working Group's consensus recommendations to increase the number of novel drugs being successfully registered in combination with radiotherapy to improve clinical outcomes for patients with cancer.National Institute for Health ResearchThis is the final version of the article. It first appeared from Nature Publishing Group via http://dx.doi.org/10.1038/nrclinonc.2016.7
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