Lewis, J. W., Morley, N. J., Ahmad, Mark, Challis, Gregory L., Wright, R., Bicker, R. and Morritt, D.. (2012) Structural changes in freshwater fish and chironomids exposed to bacterial exotoxins. Ecotoxicology and Environmental Safety, Vol.80 . pp. 37-44. ISSN 0147-6513

Ahmad, Mark, Roberts, Joseph N., Hardiman, Elizabeth M, Singh, Rahul, Eltis, Lindsay D. and Bugg, Tim. (2011) Identification of DypB from Rhodococcus jostii RHA1 as a lignin peroxidase. Biochemistry, Vol.50 (No.23). pp. 5096-5107. ISSN 0006-2960

Bugg, Tim, Ahmad, Mark, Hardiman, Elizabeth M. and Rahmanpour, Rahman. (2011) Pathways for degradation of lignin in bacteria and fungi. Natural Product Reports, Vol.28 (No.12). pp. 1883-1896. ISSN 0265-0568

Bugg, Tim, Ahmad, Mark, Hardiman, Elizabeth M. and Singh, Rahul. (2011) The emerging role for bacteria in lignin degradation and bio-product formation. Current Opinion in Biotechnology, Vol.22 (No.3). pp. 394-400. ISSN 0958-1669

Ahmad, Mark (2010) Development of novel assays for lignin breakdown and identification of a new bacterial lignin degrading enzyme. PhD thesis, University of Warwick.

Ahmad, Mark, Taylor, C. R. (Charles R.), Pink, David, Burton, Kerry S., Eastwood, Daniel C., Bending, G. D. (Gary D.) and Bugg, Tim. (2010) Development of novel assays for lignin degradation : comparative analysis of bacterial and fungal lignin degraders. Molecular BioSystems, Vol.6 (No.5). pp. 815-821. ISSN 1742-206X

Ahmad, Mark, Bugg, Timothy D. H., Clark, Andrew J., Coles, Stuart R., Collis, Alana, Kirwan, Kerry, Koncsag, Claudia I., Barker, Guy C., Burton, Kerry S., Eastwood, Daniel C. and Pink, David (2010) Wealth out of waste. In: 3rd International IUPAC Conference on Green Chemistry, Ottawa, Ontario, Canada, Aug 15-18, 2010

Brivio, Michela, Schlosrich, Janne, Ahmad, Mark, Tolond, Caroline and Bugg, Tim. (2009) Investigation of acid-base catalysis in the extradiol and intradiol catechol dioxygenase reactions using a broad specificity mutant enzyme and model chemistry. Organic & Biomolecular Chemistry, Vol.7 (No.7). pp. 1368-1373. ISSN 1477-0520