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Spring 2012 Seminar Schedule

Monday  13 February 2012 , 3:00 PM

Marley Bldg., Room 230

Refreshments at 2:40 PM outside Marley 230

Ultra-high-throughput microbial ecology: software, sequencing and practice for studying tens of thousands of environments  

Dr. Greg Caporaso

Assistant Professor of BioinformaticsNorthern Arizona University  

Abstract: Microbial ecology is an exciting and rapidly growing area of biology, with almost weekly publications in Science, Nature, PNAS, and even popular literature sources such as The New York Times. This field also exemplifies the increasingly data-intensive nature of modern Biology: a single study can easily generate greater than 80 gigabytes of raw sequence data and is therefore multidisciplinary by requirement. In this talk I will present my recent work on increasing the scale on which microbial ecology is possible, both in terms of breadth (the types of communities that can be profiled in high-throughput) and depth (the amount of data that can feasibly be collected and analyzed). In particular I will talk about my work on the QIIME (Quantitative Insights Into Microbial Ecology; www.qiime.org) software package and on developing a community sequencing protocol for the Illumina sequencing technologies. These  tools have made it possible to increase the scale of these studies by about 2000x in just two years without increasing the cost per sequence. I will conclude by presenting several projects that  illustrate what is possible in ultra-high-throughput microbial ecology: for example, a timeseries analysis of the human microbiome for up to 18 months.

SWES in the News

SWES SOUNDS The Department Newsletter

UANow Top news from the University of Arizona

Kartchner Caverns: A Living Microbe Laboratory (Raina Maier)
By Shelley Littin, NASA Space Grant intern, University Communications, May 17, 2011
In the first extensive genetic survey of microbes living in Kartchner Caverns, UA doctoral candidate Marian Ortiz has shown that some of the cave-dwelling microbes may have anti-microbial and anti-fungal properties. more >

Class Offering Practical Water Harvesting Experience (Jim Riley)
By Alan Fischer February 24, 2010
Learning about sustainability goes outside classroom activities for some University of Arizona students.
On a recent Saturday morning students from the Soil, Water and Environmental Science (SWES) 454 class could be found working out at the new Campus Recreation Center. Not working out in the sense of exercising indoors, but working outdoors moving rocks and shoveling and spreading gravel to make rainwater harvesting more efficient at the site on East Sixth Street. more >

Prep Students Learn About Water Usage Through UA Project (Jim Riley)
By Jeff Harrison, University Communications, May 17, 2011
Sixth graders at Gridley Middle School "immersed" themselves in an audit of their school's water use. The students participated in a curriculum designed by the UA's Arizona Project WET.
more >

Local Media

Raina Maier is interviewed by KVOA tv. Posted 2:40 AM 7/7/2011 : News 4 investigates toxic water in Tucson
As scarce as water is here in our desert, some of what we do have is harmful, even toxic.That's due to arsenic that gets into the soil, and seeps into the groundwater naturally, through rocks, and through the powdery residue left by some mining operations.
http://www.kvoa.com/videos/investigators-toxic-water/

SWES Research on YouTube --UofAZCALS's Channel

Charles Gerba Apr 9, 2009 Finding efficient, cost effective ways to purify water is the goal of specialists at The University of Arizonas Environmental Research Lab. Researchers are developing and assessing water disinfection systems that help to remove microbes from drinking water. These water treatment units are designed for use by the military, campers and countries where thousands of people die each year from drinking unsafe water View >

Other News

Kathy Jacobs was elected to serve as a member of the University Corporation for Atmospheric Research (UCAR) Board of Trustees. To see the full article go to the The Institute of the Environment website page http://www.environment.arizona.edu/news/jacobs_ucar