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Analytical techniques

 

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Discovery and validation of protein biomarkers

10 July 2012 | By Péter Horvatovich & Rainer Bischoff, Analytical Biochemistry, Department of Pharmacy, University of Groningen

Biomarkers are biological characteristics that are objectively measured and evaluated as indicators of normal biological processes, pathogenic processes or pharmacological responses to a therapeutic intervention. Biomarkers can be used to determine disease onset, progression, efficacy of drug treatment, patient susceptibility to develop a certain type of disease or predict efficacy…

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At the crossroads: The next decade

26 April 2012 | By J. Paul Robinson, Purdue University Cytometry Laboratories & Weldon School of Biomedical Engineering, Purdue University; Bernd Bodenmiller, Group leader, Institute of Molecular Life Sciences, University of Zurich; Valery Patsekin and Bartek Rajwa, Purdue University Cytometry Laboratories, Purdue University; and V. J. Davisson, Medicinal Chemistry & Molecular Pharmacology, Purdue University

Flow cytometry is the technology that has the most impact on single-cell analysis. Over the past 40 years, it has arguably been the single most important research technique in the fields of basic and applied immunology. Flow cytometry excels in quantitative evaluation of receptor expression, separation of functionally defined cell…

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Applications of Raman, CARS and SRS imaging in dosage form development

26 April 2012 | By Clare Strachan, Senior Lecturer Pharmaceutical Sciences, School of Pharmacy, University of Otago

The use of Raman spectroscopy in pharmaceuticals has grown enormously since its appearance on the scene in the 1980s1-4. While typical Raman spectroscopy setups are able to provide chemical and physicochemical information about the sample on the bulk level, most solid samples in the pharmaceutical setting may not be assumed…

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MRI in drug discovery

28 February 2012 | By Peter R. Allegrini, Novartis Institutes for BioMedical Research

MRI is widely used for clinical diagnosis as well as in research areas such as preclinical drug discovery, clinical development and also in therapy monitoring. MRI allows non-invasive acquisition of tomographic images of soft tissue with high resolution and contrast. Furthermore, its ability to assess organ function in a broad…

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Conformational Bias: A key concept for protein kinase inhibition

28 February 2012 | By Henrik Möbitz, Global Discovery Chemistry, Computer Aided Drug Design, Novartis Institutes for Biomedical Research and Doriano Fabbro, Expertise Platform Kinases, Novartis Institutes for Biomedical Research

Protein kinases act as molecular switches with remarkable plasticity and dynamics upon interaction with specific regulatory domains as well as modulators. Conformation provides a conceptual framework for understanding many aspects of kinase biology. The kinase domain has precise structural prerequisites for signal transfer and can oscillate between two major conformations:…

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Recent developments in the use of LCMS in process pharmaceutical chemistry

28 February 2012 | By Dr. Florence O. McCarthy, Department of Chemistry, Analytical and Biological Chemistry Research Facility, University College Cork

Liquid Chromatography Mass Spectrometry (LCMS) is a powerful technique that has recently undergone exponential growth in its application to pharmaceutical synthesis. This perspective will outline the general principles of LCMS, detail some recent approaches and the benefits to be derived from its use at an early stage of process development.…

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Near Infrared supplement 2012

27 February 2012 | By

In this Near Infrared supplement: Understanding external factor influences and the right use of chemometrics; Recent advances in spectroscopic measurements applied to pharmaceutical testing; Discover what vendor companies are discussing in our Near Infrared Spectroscopy Leaders Roundtable...

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PAT supplement 2011

15 December 2011 | By

In this PAT supplement: The historical development of the FDA's PAT initiative and its present course; Implementation of modelling approaches in the QbD framework: Examples from the Novartis experience; Challenges in development and implementation of spectroscopic techniques as PAT Analysers...

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Under the Microscope: Philip Irving, FOSS NIRSystems Inc.

13 December 2011 | By Philip Irving, President, FOSS NIRSystems, Inc.

FOSS NIRSystems, Inc. has a long, complicated and rich history tracing back to 1966 when NEOTEC Corporation was founded. Through a number of acquisitions and mergers, NIRSystems was trademarked in 1989 and bought by Perstorp Analytical, before the company was bought by FOSS in 1997, strengthening the company’s pharmaceutical division.…

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Abbott receives CE Mark for new hepatitis test

9 November 2011 | By

Abbott announced it has received CE Marking (Conformité Européenne) in the European Union to market a new, highly sensitive diagnostic test for detection of hepatitis B surface antigen (HBsAg). The test is performed on Abbott’s ARCHITECT® system. Hepatitis B is an inflammatory liver disease caused by the hepatitis B virus…