Fall image © Bryan Fleming, bryanfleming.com

Microarray Outreach


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About us

The Microarray Outreach project of the Vermont Genetics Network was made possible through a grant supplement to the VGN grant funded by the NCRR. A Microarray Outreach Team was assembled in early fall of 2003. The team developed a hands-on undergraduate microarray laboratory module using the Affymetrix microarray platform to take to undergraduate schools in Vermont. The beta test of the module was run at the University of Vermont in the fall of 2003 and was subsequently delivered to all Baccalaureate Partner Institutions between 2004-2006 (St. Michael's College, Middlebury College, Johnson State College, Norwich University, and Castleton State College). Microarray Outreach has also expanded to non-baccalaureate partner institutes including Green Mountain College and Lyndon State College in the fall of 2005 and 2006 respectively and to Marlboro College in the spring of 2007.

One of the goals of Microarray Outreach is the integration of this technology into the science curriculum at colleges throughout the state. We are seeing this goal being achieved with subsequent deliveries at several colleges including Johnson State College in the Spring of 2006, St. Michael's College and Middlebury College in the Spring of 2007, Norwich University and Green Mountain College in the fall of 2007 and Johnson State College, Castleton State College and Marlboro College in the Spring of 2008.

Team Members:

Top left to right: Tim Hunter, Pat Reed
Bottom left to right: Scott Tighe, Janet Murray
GOAL:

The goal of the VGN Microarray Outreach project is to expose undergraduates in the state of Vermont to microarray technology using hands-on laboratory experiences. We provide all teaching materials, laboratory materials and equipment for colleges within the state to run the module. All materials become the property of the recipient institution upon completion of the microarray laboratory module. The undergraduate students learn about this cutting edge technology and gain new skills that we believe will help them with their future scientific careers.

OVERVIEW:

In this module, students will learn how gene expression in yeast is changed after exposure of yeast to dimethyl sulfoxide (DMSO), a common environmental contaminant and solvent. Control yeast are exposed to water and "treated" yeast are exposed to 10% DMSO for 2 hours. RNA is then harvested and prepared for use on Affymetrix® yeast microarray chips. Prepared cRNA is taken back to the UVM Microarray Core Facility and hybridized with the yeast chips. The data are processed using the most recent probeset signal intensity algorithms including RMA and GCRMA, the primary software utilized in visualizing gene expression differences is Genesifter. Students are then taken through basic microarray data analysis procedures to generate lists of genes which are up or down regulated upon treatment with DMSO.

We have also developed a second experimental protocol inducing oxidative stress in the fission yeast S. pombe. This experimental protocol was beta-tested in the Biology Department at UVM in the Spring of 2007 and has been delivered at Green Mountain College and Castleton State College

MATERIALS:

Laboratory Manuals
The Yeast-DMSO microarray laboratory manual can be downloaded as a PDF or DOC file.
Click HERE (PDF) to download.
Click HERE (DOC) to download.

The S. Pombe-Oxidative stress Microarray laboratory manual can be downloaded as a PDF or DOC file.
Click HERE (PDF) to download.
Click HERE (DOC) to download.

Avi video of cleaning the cDNA pellet  from page 24 step 2 of the outreach manual. Click HERE to view/download

Links to primary literature papers to read:


 "Amplified RNA synthesized from limited quantities of heterogeneous cDNA" PNAS USA (1990) - FREE PDF (PMID: 1689846) 

S. cerevisiae (yeast)


"Dimethyl sulfoxide exposure facilitates phospholipid biosynthesis and cellular membrane proliferation in yeast cells" Journal of Biological Chemistry (2003) - FREE PDF (PMID: 12771156)
       
"Microarray analyses of the metabolic responses of Saccharomyces cerevisiae to organic solvent dimethyl sulfoxide" J Ind Microbiol Biotechnol (2003) - may require subscription (PMID: 12545388)
       
"Genomic expression programs in the response of yeast cells to environmental changes." Gasch AP , Spellman PT , Kao CM , Carmel-Harel O , Eisen MB , Storz G , Botstein D , Brown PO .
Department of Biochemistry, Stanford University School of Medicine, Stanford, CA 94305-5428, USA
Mol Biol Cell. 2000 Dec;11(12):4241-57. (PMID: 11102521)

S. pombe (fission yeast)

"Global transcriptional responses of fission yeast to environmental stress" Mol Biol Cell. 2003 Jan;14 - FREE Pubmed Central full text (PMID: 12529438)

PowerPoint Lecture Slides

S. cerevisiae

S. pombe

Other specific powerpoint Lectures

Microarray Useful Links:

RNA Extraction protocol's:

Links to Web Resources on Microarrays:


Questions about the module? E-mail Janet.Murray@uvm.edu

NIH Logo
NCRR/NIH Logo

Support of the National Institutes of Health and the National Center for Research Resources is gratefully acknowledged

Contact information:

Vermont Genetics Network
University of Vermont
120A Marsh Life Science Building
Burlington, VT 05405-0086
(802) 656-4087
(802) 656-0242 - Fax
vgn@uvm.edu

Contact the webmaster:
vgnwebstaff@list.uvm.edu

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