Faculty of Medicine, Dentistry and Health Sciences Biomedical Multimedia Unit

DNAexplorer

DNAexplorer is a self-directed program that introduces students to the use of DNA sequences and sequence databases accessed through the internet.

An ability to access and analyse biologically relevant data is essential for biomedical scientists - there are few, if any, experiments undertaken these days that do not involve some element of online data analysis, ranging from literature and DNA sequence searches to 3D molecular modelling. However, even simple analysis tasks often require many different software packages and databases which need to be used in a coordinated manner.

Whilst biomedical students within The University of Melbourne are introduced to the basic principles of genetic sequence analysis in various lecture units and practical subjects, the lack of a suitable teaching resource means that they are often given little "hands on" exposure to the tools used in bioinformatics.

We have developed a self-directed and interactive program that situates students in a "Virtual Laboratory". Here they are presented with a microbiological problem, the solving of which will require a range of different types of analyses of nucleotide and protein sequences. The module is consolidated into a single, linear program that provids a clear navigation pathway through the relevant software and databases to enable undergraduate students to carry out the task with minimal supervision. The first of the four tutorials has been developed separately as a stand-alone introductory CD-based tutorial for use in secondary schools.


Curriculum Usage

DNAexplorer is currently used in third year of the science curriculum.


Project Screen Grabs

Click on the thumbnail to view a larger image.

title screen   The title screen of DNAexplorer.
   
menu screen  

The home-screen interface is designed to look like an office.

   
interface elements  

This screen grab shows the "navFINDER" and the "infoFINDER". Both interface elements are designed to resemble hand-held electronic devices. The navFINDER is used for navigation and the infoFINDER shows text and images relevant to the cases.

     
introduction screen  

This screen shows the introduction screen for one of the cases. In this example, the infoFINDER is displaying a glossary term.

     
case screen   In this screen-grab of a case, the navFINDER is closed. The background for all the cases is designed to resemble a manila folder.

Credits

Developed by the Biomedical Multimedia Unit in association with the Department of Microbiology and Immunology, The University of Melbourne.


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