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Showing posts with label Biotechnology. Show all posts
Showing posts with label Biotechnology. Show all posts

Monday, 10 September 2007

Cytokines and growth factors array

Randox clinical diagnostic solutions

CYTOKINES & GROWTH FACTORS RESEARCH BIOCHIPS

Randox supplies biochips for all your cytokines & growth factors research. Biochips offer multiplexing; all analytes are measured simultaneously from one sample. Biochip array technology brings analytical clinical standards to research. Randox biochips are ready-to-use on the evidence investigator™ complete with controls and calibrators.

Cytokines and growth factors are proteins secreted primarily by immune system cells such as leucocytes. They are a means of intercellular communication with both immune and non-immune system cells. Upon binding to a cell membrane receptor, cytokines initiate a signal transduction cascade in their target cell. Cytokines form a complex web of interactions since:

  • Different cytokines can have similar effects.
  • Cells interact with a variety of cytokines.
  • Cytokines may affect the activity and expression of other cytokines.
      evidence investigator
      The evidence investigator is a compact bench-top Biochip Array Technology analyser for the simultaneous analysis of a panel of tests in a single sample. The Clinical standards for research page gives an overview of Biochip Array Technology.
      The cytokines and growth factors array of tests are presented on a single biochip. All twelve tests are performed simultaneously using just one assay diluent, one panel-specific conjugate solution and one signal reagent.
      Cytokines and growth factors array test menu
      Interleukin-1 alpha (IL-1a)
      Interleukin-1 beta (IL-1b)
      Interleukin-2 (IL-2)
      Interleukin-4 (IL-4)
      Interleukin-6 (IL-6)
      Interleukin-8 (IL-8)
      Interleukin-10 (IL-10)
      Interleukin-12 (IL-12) - in development
      Vascular Endothelial Growth Factor (VEGF)
      Tumour Necrosis Factor-alpha (TNF-a)
      Interferon-gamma (IFN-g)
      Epidermal Growth Factor (EGF)
      Monocyte Chemotactic Protein-1 (MCP-1)
      For more detailed information please e-mail: marketing@randox.com
    • Details: CYTOKINES & GROWTH FACTORS RESEARCH BIOCHIPS

      Monday, 3 September 2007

      Protocols Methods in Molecular Biology Protein Sequencing

      Protein Sequencing Protocols (Methods in Molecular Biology-Ebook)

      ISBN: 0896033538
      Title: Protein Sequencing Protocols (Methods in Molecular Biology, 1st edition, 1997-02
      Author: Bryan John Smith (Editor)
      Publisher: Humana Press
      Link

      Sunday, 24 June 2007

      RT PCR Protocols and Analysis

      Semiquantitative RT-PCR analysis to assess the expression levels of multiple transcripts from the same sample

      Maria Marone1*, Simona Mozzetti1, Daniela De Ritis1, Luca Pierelli1 and Giovanni Scambia1

      1 Department of Gynecology and Department of Hematology. Catholic University, L.go A. Gemelli 8, 00168 Rome. Italy.
      * To whom correspondence should be addressed: Maria Marone, Department of Gynecology and Department of Hematology. Catholic University, L.go A. Gemelli 8, 00168 Rome. Italy. Email: maria.marone@tiscalinet.it

      Link

      http://www.biologicalprocedures.com/bpo/arts/1/20/m20.htm

      RT-PCR Protocol

      Quantitative Reverse Transcription Polymerase Chain Reaction (RT-PCR) and Other PCR Procedures

      from

      Jack Vanden Heuvel
      Penn State University
      Department of Veterinary Science
      and Molecular Toxicology Program

      Link

      Saturday, 16 June 2007

      Current Protocols in Molecular Biology

      Current Protocols in Molecular Biology

      Current Protocols in Molecular Biology
      ISBN: 047150338X
      Author: Roger Brent / Robert E. Kingston / J. G. Seidman / Kevin Struhl / Frederick M. Ausubel / Virginia Benson Chanda / David D. Moore / J.G. Seidman / F.M. Ausubel
      Publisher: John Wiley & Sons Inc
      Edition: ringbou edition (December 4, 2003)
      ISBN: 047150338X
      Ring-bound: 1600 pages
      URL: /http://www.amazon.com/exec/obidos/redirect?tag=songstech-20&path=ASIN%2F047150338X
      Summary:

      Current Protocols in Molecular Biology, the first Current Protocols publication, remains the international standard by which all other lab manuals are judged. Basic methods for DNA preparation and isolation, library screening, and sequencing have been joined by more advanced procedures detailing DNA-protein interactions, yeast manipulation, and phosphorylation analyses. From basics to the cutting edge, CPMB is the only resource you need for successful experiments.

      Link

      Protocol for Preparation of Plasmid DNA by Alkaline Lysis with SDS: Minipreparation

      DNA Plasmid is isolated from 1-2 ml bacterial cultures by alkali and SDS treatment.

      Link

      Thursday, 14 June 2007

      Protocols Ebook for Cryopreservation and Freeze-Drying (Methods in Molecular Biology)

      Cryopreservation and Freeze-Drying Protocols (Methods in Molecular Biology)

      • Publisher: Humana Press
      • Number Of Pages: 254
      • Publication Date: 1995-03-24
      • Sales Rank: 2247135
      • ISBN / ASIN: 0896032965
      • EAN: 9780896032965
      • Binding: Paperback
      • Manufacturer: Humana Press
      • Studio: Humana Press

      • Book Description:

        This book provides detailed protocols for all the latest methodologies used to assure the long-term biostorage of a diverse range of biological materials.
        Developed in expert laboratories, the protocols have been painstakingly perfected over the years to provide time-tested, step-by-step instructions that ensure robust and reproducible results. Each protocol deals with the preservation of an organelle, cell, or tissue type, and is accessible even to the nonspecialist because of its cookbook approach. Novel protocols can be readily developed with the help of the "hands-on" Notes sections.
        Cryopreservation and Freeze-Drying Protocols is an indispensable reference work for both the individual researcher, and all those who want to establish or improve biostorage systems in their laboratories. Its applications range from microbial culture collections, botanic gardens, and zoos to animal husbandry, aquaculture, medicine, human fertilization, and cell and molecular biology.

      Link

      PCR Protocols-Methods in Molecular Biology EBook

      PCR Protocols: Current Methods and Applications (Methods in Molecular Biology)

    • Publisher: Humana Press
    • Number Of Pages: 392
    • Publication Date: 1993-01
    • Sales Rank: 914567
    • ISBN / ASIN: 0896032442
    • EAN: 9780896032446
    • Binding: Spiral-bound
    • Manufacturer: Humana Press
    • Studio: Humana Press

      Link

    • Pass: econiches

      Biology E Book, Sixth Edition, Neil A. Campbell, Jane B. Reece

      Product Details
      Book Publisher: Benjamin Cummings (11 December, 2001)
      ISBN: 0805366245
      Book author: Neil A. Campbell, Jane B. Reece
      Amazon Rating: 4.5
      Book Description:
      The Sixth Edition of BIOLOGY by Neil Campbell and Jane Reece builds upon the earlier versions' dual goals to both help readers develop a conceptual appreciation of life within the context of integrating themes, and to inspire readers to develop more positive and realistic impressions of science as a human activity.
      The authors have thoroughly updated each of the book's eight units to reflect the existing progress in our understanding of life at its many levels, from molecules to ecosystems. Examples of updated content include the Human Genome Project, the revolution in systematics, HIV as a research model in evolutionary biology, the role of cell-signaling pathways in plant responses, new frontiers in neurobiology, and experimental approaches that are advancing ecology. To assure accurate representation of each field of biology, a team of stellar specialists has worked with the authors in updating every unit.
      An innovative design breakthrough ensures that the art is as current as the content. Guided Tour diagrams explicitly guide readers through the more challenging figures, succinctly explaining key structures, functions, and steps of processes within the figure, reducing the need to look back and forth between legend and art. It's as if an instructor were looking over the reader's shoulder and clarifying each part of a figure! Guided Tour commentary is set in blue, making it easy to differentiate these explanations from ordinary labels and keeping the figure itself clear and uncluttered. For college instructors and students.

      http://mihd.net/198oy7

      password: lekar

      Wednesday, 13 June 2007

      Standard PCR Protocol

      Standard PCR Protocols

      This protocol is link to Molecular Biology Techniques Manual
      Third Edition
      Edited by:
      Vernon E Coyne, M Diane James, Sharon J Reid and Edward P Rybicki

      Read Full Protocol

      Overlap Extension PCR

      Overlap Extension PCR is used to create long DNA fragments from short ones.

      or used for Engineering the replication of target DNA through cloning, or changing its genetic code through mutations

      PCR amplify the necessary fragments, using polymerase enzyme. They should have about 15-25 bp overlaps. Use oligo Tm calculators to figure out their annealing temp.
      Clean up or gel extract the correct size band. Use cleaned up fragments as "template". Unlike normal PCR, about 1/2 to 3/4 volume of the extension reaction should be template.
      Use proofreading enzyme for extension. Run 3 reactions of 10,15 and 30 PCR cycles without end primers. (Template extension step) Add end primers, then continue cycling for another 15-20 rounds. Gel extract the correct fragment. Clone into a your desired vector.

      check out the latest Nature Methods Protocol
      http://www.nature.com/nmeth/journal/v4/n5/pdf/nmeth0507-455.pdf

      Sunday, 10 June 2007

      Microbiology by Prescott-EBook

      Heyy guys.. check out the link of Microbiology book

       

      Download Part1

       

      Download Part2

       

      Download Part3

      Friday, 8 June 2007

      Primer of Biostatistics-E-Book

      Primer of Biostatistics

      Extremely popular, this student-friendly text presents the practical areas of statistics in terms of their relevance to medicine and the life sciences. Includes many illustrative examples and challenging problems that reinforce the author's unique and intuitive approach to the subject. The new edition features a new two-color design, examples taken from current biomedical literature, and review questions within each chapter.

      Download Part1

      Download Part2

      Download Part3

      Statistical Methods in Bioinformatics: An Introduction-E-Book

      • Hardcover: 588 pages
      • Publisher: Springer; 2 edition (September 30, 2005)
      • Language: English
      • ISBN-10: 0387400826

      Advances in computers and biotechnology have had a profound impact on biomedical research, and as a result complex data sets can now be generated to address extremely complex biological questions. Correspondingly, advances in the statistical methods necessary to analyze such data are following closely behind the advances in data generation methods. The statistical methods required by bioinformatics present many new and difficult problems for the research community.

      This book provides an introduction to some of these new methods. The main biological topics treated include sequence analysis, BLAST, microarray analysis, gene finding, and the analysis of evolutionary processes. The main statistical techniques covered include hypothesis testing and estimation, Poisson processes, Markov models and Hidden Markov models, and multiple testing methods.

      The second edition features new chapters on microarray analysis and on statistical inference, including a discussion of ANOVA, and discussions of the statistical theory of motifs and methods based on the hypergeometric distribution. Much material has been clarified and reorganized.

      The book is written so as to appeal to biologists and computer scientists who wish to know more about the statistical methods of the field, as well as to trained statisticians who wish to become involved with bioinformatics. The earlier chapters introduce the concepts of probability and statistics at an elementary level, but with an emphasis on material relevant to later chapters and often not covered in standard introductory texts. Later chapters should be immediately accessible to the trained statistician. Sufficient mathematical background consists of introductory courses in calculus and linear algebra. The basic biological concepts that are used are explained, or can be understood from the context, and standard mathematical concepts are summarized in an Appendix. Problems are provided at the end of each chapter allowing the reader to develop aspects of the theory outlined in the main text.

      Warren J. Ewens holds the Christopher H. Brown Distinguished Professorship at the University of Pennsylvania. He is the author of two books, Population Genetics and Mathematical Population Genetics. He is a senior editor of Annals of Human Genetics and has served on the editorial boards of Theoretical Population Biology, GENETICS, Proceedings of the Royal Society B and SIAM Journal in Mathematical Biology. He is a fellow of the Royal Society and the Australian Academy of Science.

      Gregory R. Grant is a senior bioinformatics researcher in the University of Pennsylvania Computational Biology and Informatics Laboratory. He obtained his Ph.D. in number theory from the University of Maryland in 1995 and his Masters in Computer Science from the University of Pennsylvania in 1999.

      Comments on the First Edition. "This book would be an ideal text for a postgraduate course.[and] is equally well suited to individual study.. I would recommend the book highly" (Biometrics). "Ewens and Grant have given us a very welcome introduction to what is behind those pretty [graphical user] interfaces" (Naturwissenschaften.). "The authors do an excellent job of presenting the essence of the material without getting bogged down in mathematical details" (Journal. American Staistical. Association). "The authors have restructured classical material to a great extent and the new organization of the different topics is one of the outstanding services of the book" (Metrika).

      Download

      Wednesday, 6 June 2007

      The Cell - A Molecular Approach-E Book, The Cell - A Molecular Approach Cooper, Geoffrey M. Sunderland (MA): Sinauer Associates, Inc. ; c2000

       

       

       

       

      The Cell - A Molecular Approach

      Cooper, Geoffrey M.

      Sunderland (MA): Sinauer Associates, Inc. ; c2000

      Read This Book Full Version

      C. elegans-Ebook, Riddle, Donald L.; Blumenthal, Thomas; Meyer, Barbara

      C. elegans II

      Riddle, Donald L.; Blumenthal, Thomas; Meyer, Barbara J.; Priess, James R., editors.

      Plainview (NY): Cold Spring Harbor Laboratory Press ; c1997

      Read This Book Full

      Cancer Medicine- Ebook, Kufe, Donald W.; Pollock, Raphael E.; Weichselbaum, Ralph R.; Bast, Robert C., Jr.; Gansler, Ted S.; Holland

      Kufe, Donald W.; Pollock, Raphael E.; Weichselbaum, Ralph R.; Bast, Robert C., Jr.; Gansler, Ted S.; Holland, James F.; Frei III, Emil, editors. Hamilton (Canada): BC Decker Inc. ; c2003

      Read This book Full

      Biochemistry Ebook Berg, Jeremy M.; Tymoczko, John L.; and Stryer, Lubert. New York: W. H. Freeman and Co. ; c2002

      LUBERT STRYER is currently Winzer Professor in the School of Medicine and Professor of Neurobiology at Stanford University.

      Read This Book Full

      Approved Lists of Bacterial Names-Ebook

      The Approved Lists of Bacterial Names was published in the International Journal of Systematic Bacteriology (IJSB 30: 225-420, 1980) and reprinted in book form to provide for the requirements of the Bacteriological Code (1976 Revision) in initiating a new starting date for bacterial nomenclature, 1 January 1980.

      Read This Book

      TA cloning or Subcloning of PCR Products Protocol

      TA Subcloning of PCR Products

      This procedure is adapted from D. Marchuk, M. Drumm, A. Saulino, and F.S. Collins Nuc. Acids. Res. (1991) 19:1154.
      CONSTRUCTION OF T-VECTOR
      1. suspend 10ug pUC 19 in:
        • 4.0ul 10X reaction buffer (we use Bo. Mann. buffer A)
        • 2.0ul (20U) Sma I
        • X ul dwater to a total vol. of 40ul
          Incubate at 30 (not 37) degrees for 1 hour. This is easier if done in a 0.4ml tube in a thermal cycler.
      2. Heat to 70 degrees for 15 min. to kill the enzyme
      3. Bring to 100ul w/ water (add 60ul).
      4. Extract w/ phenol, phenol/chloroform and then chloroform.
      5. add 9ul 3M sodium acetate.
      6. ppt. in ETOH, wash with 70% ETOH (be careful with the pellet!).
      7. Dry in spin vac at room temp (do not use heater!).
      ********************T-TAILING THE VECTOR******************
      At this point, it is assumed that there has been 80% recovery of the cut plasmid DNA.
      1. Resuspend the plasmid DNA in 63ul water (conc approx. 130ng/ul)
      2. To the resuspended plasmid add:
        • 10ul 10X PCR buffer (standard cetus stuff, no MgCl)
        • 20ul 10mM dTTP [2mM final]
        • 6ul 25mM MgCl2 [1.5mM final]
        • 1ul Taq polymerase (Cetus amplitaq 5U/ul)
        • ______
        • 100ul total volume.
      3. Incubate for 3 hours at 70 degrees C.
      4. Extract with Phenol, Phenol/chloroform, chloroform.
      5. Extract twice with ether (so I'm paranoid!)
      6. add 75ul 2M **ammonium** acetate (assuming 75ul recovery from extractions).
      7. Add 150ul isopropanol. Spin 20mins in microfuge at full speed at 4 degrees.
      8. Wash with 70% ETOH 9 Dry pellet in spin vac and store at -20 degrees until use.
      TREATMENT THE PCR PRODUCTS
      " If you can see it, you can clone it".
      1. Add an equal volume of chloroform (*NO* IAA) to the PCR reaction and spin 1-2 minutes in microfuge at RT.
      2. Remove the oil which is now on the ****BOTTOM***.
      3. Spin again for two minutes and remove the last little bit of oil from the bottom. You will know when you have gotten it all when you see the interface in the pipette tip. It is important that all the oil be removed otherwise subsequent procedures will be very difficult.
      4. Add 100ul 4M ammonium acetate, vortex, and then add 200ul isopropanol.
      5. Centrifuge 20min at 4 degrees, wash in 70% ETOH.
      6. Dry in speed vac.
      7. Resuspend the DNA in 8-10ul TE, add loading buffer and load onto a 4% Nusieve (TAE) agarose gel. Run until the desired band is well separated. The more DNA in the band, the easier it is to subclone.
      8. Cut out the band. Minimize the exposure of the gel (and you!) to short wave UV
      LIGATION OF PCR PRODUCTS TO T-VECTOR
      1. Heat the gel containing the PCR fragment to 65C for 10 minutes, place in a 37C water bath or block and add to a separate tube (also at 37C):
        • 10 ul gel
        • 4ul 5X ligase buffer (commercial buffer that comes with BRL T4 ligase)
        • 4ul water
        • 1ul vector (25-50ng)
        • 1ul ligase
        • Incubate at 12C overnight.
      2. Heat the mixture to 68 degrees for 5 minutes and add 100ul water.
      3. Extract with phenol, phenol/chloroform, and chloroform. These steps are to remove the agarose.
      4. Add 10ul 3M NaAcetate and precipitate with ethanol.
      5. Wash the pellet in 70% ETOH, dry in the speed-vac. Resuspend in 5ul of water just prior to transformation.
      *Transformation - We usually use electroporation into XL-1 blue cells. You need cells that can achieve at least 1 x 10^7 transformants per ug of DNA if a CaCl based protocol is used.

      *Storage: The T-vector should be stored at -20C at all times. When stored in dry form, the T-overhangs will last longer (I don't know how long yet). In solution, it lasts at least a couple of weeks at - 20C.

      *Enzymes - The batch of SmaI that is used is particularly critical. Some are contaminated with an endonuclease that removes a few bases from the cloning site. The batch of smaI should be checked before it is used to cut vector for cloning purposes. If bluescript is used, EcoRV can be substituted for sma I.

      txpljfg@uabcvsr.cvsr.uab.edu

      Science Protocols