Ash dieback is an infectious disease of ash trees caused by a microscopic fungus, Chalara fraxinea.
Watch the Hot Topic Lecture: Legionnaires' disease - dead legs and shower heads, which featured at the Society for General Microbiology Autumn Conference held at University of Warwick, 3-5 September 2012.
Malaria is an infectious disease caused by a single-celled parasitic organism, Plasmodium, which infects the blood and liver.
Watch Mike Gleeson's talk: Fighting Fit - how exercise affects your immunity and susceptibility to infection
Watch the Hot Topic Lecture Schmallenberg virus - fact from fiction, which featured at the Society for General Microbiology Spring Conference 2012 held at the Convention Centre Dublin, 26-29 March 2012.
Tuberculosis is a bacterial disease that caused illness in an estimated 8.8 million people globally in 2010 and led to 1.45 million deaths.
Viruses and Cancer: Worldwide, viruses are associated with the development of around 15% of cancers. In 2010, viruses were found to be linked to around 9,750 (3%) cancer cases in the UK, with human papillomavirus (HPV) responsible for around half of these.