introduction to lectures

Joseph M. Mahaffy
Publications

Recent Publications
(After 2000)

M. Breitbart, M. Haynes, S. Kelley, F. Angly, R. A. Edwards, B. Felts, J.M. Mahaffy, J. Mueller, J. Nulton, S. Rayhawk, B. Rodriguez-Brito, P. Salamon, F. Rohwer, Viral Diversity and Dynamics in an Infant's Gut, Research in Microbiology , 159 , 367-373 (2008) (PDF)
J. M. Mahaffy and L. Edelstein-Keshet, Modeling cyclic waves of circulating T cells in autoimmune diabetes, SIAM J. Appl. Math ., 67 , 915-937 (2007) (PDF)
F. Angly, B. Felts, M. Breitbart, P. Salamon, R. Edwards, C. Carlson, A. Chan, M. Haynes, S. Kelley, H. Liu, J. Mahaffy, J. Mueller, J. Nulton, R. Olson, R. Parsons, S. Rayhawk, C. Suttle, F. Rohwer, The Marine Viromes of Four Oceanic Regions, PLoS Biology , 4 , e368 (2006) (PDF)
F. Angly, B. Rodriguez-Brito, D. Bangor, P. McNairnie, M. Breitbart, P. Salamon, B. Felts, J. Nulton, J. Mahaffy, and F. Rohwer, (2005), PHACCS, an online tool for estimating the structure and diversity of uncultured viral communities using metagenomic information, BMC Bioinformatics, 6 , 41. (PDF)
A. Ponnuswamy, J. Nulton, J. Mahaffy, P. Salamon, T. Frey and A. R. C. Baljon, (2005) Modeling tubular shapes of mitochondrial membranes, Physical Biology, 2 , 73-79. (PDF)
M. Breitbart, B. Felts, S. Kelley, J. M. Mahaffy, J. Nulton, P. Salamon, and F. Rohwer (2004) Diversity and population structure of a nearshore marine sediment viral community. Proceedings of the Royal Society B. (PDF)
M. Breitbart, I. Hewson, B. Felts, J. M. Mahaffy, J. Nulton, , P. Salamon, and F. Rohwer (2003) Metagenomic analysis of an uncultured viral community from human feces. J. Bacteriol. 185, 6220-6223. (PDF)
A. V. Grigorian, R. B. Lustig, E. C. Guzman, J. M. Mahaffy, and J. W. Zyskind (2002) Escherichia coli cells with increased levels of DnaA require recombinant repair for viability. J. Bacteriol. 185, 630-644. (PDF)
M. Breitbart, P. Salamon, B. Andresen, J. M. Mahaffy, A. M. Segall, D. Mead, F. Azam, and F. Rohwer (2002) Genomic analysis of uncultured marine viral communities. PNAS 99, 14250-14255. (PDF)
J. Bélair and J. M. Mahaffy (2001) Variable maturation velocity and parameter sensitivity in a model of haematopoiesis. IMA Journal of Mathematics Applied in Medicine and Biology 18, 193-211. (PDF)
M. Santillán, J. M. Mahaffy, J. Bélair and M. C. Mackey (2000) Regulation of platelet production: The normal response to perturbation and cyclical platelet disease. J. Theor. Biol. 206, 585-603. (PDF)

Selected Publications
(Before 2000)

J. M. Mahaffy (1999) Age-structured modeling of hematopoiesis, Technical Report, Centre recherches mathématiques, Université de Montréal, CRM-2609 . (PDF)
J. M. Mahaffy, Samuel W. Polk, and Roland K. W. Roeder (1999) An age-structured model for erythropoiesis following a phlebotomy, Technical Report, Centre recherches mathématiques, Université de Montréal, CRM-2598. (PDF)
J. M. Mahaffy and E. S. Savev (1999) Stability analysis for mathematical models of the lac operon, Quart. Appl. Math. 57, 37-53. (PDF)
J. M. Mahaffy, J. Bélair and M. C. Mackey (1998) Hematopoietic model with moving boundary condition and state dependent delay: Applications in erythropoiesis, J. Theor. Biol. 190, 135-146. (PDF)
J. M. Mahaffy (1996) Modeling erythropoiesis: Relating age-structure and delays, in Differential Equations and Applications to Biology and to Industry, eds. M. Martelli, K. Cooke, E. Cumberbatch, B. Tang, and H. Thieme, World Scientific, Singapore, 327-336.
J. Bélair, M. C. Mackey and J. M. Mahaffy (1995) Age-structured and two delay models for erythropoiesis, Math. Biosci., 128, 317-346. (PDF)
J. M. Mahaffy, P. J. Zak and K. M. Joiner (1993) A three parameter stability analysis for a linear differential equation with two delays, Technical Report, Department of Mathematical Sciences, San Diego State University, San Diego, CA. (PDF)
J. M. Mahaffy, P. J. Zak and K. M. Joiner (1995) A geometric analysis of stability regions for a linear differential equation with two delays, Int. J. Bifur. Chaos, 5, 779-796.
J. M. Mahaffy (1993) Variation in concentrations of RNAs and proteins involved in gene expression of Escherichia coli}, J. Theor. Biol., 162, 153-186. (PDF)
J. M. Mahaffy, D. A. Jorgensen and R. L. Vanderheyden (1992) Stability results for a model of repression with external control, Quart. Appl. Math., 50, 415-435.
J. M. Mahaffy, D. A. Jorgensen and R. L. Vanderheyden (1992) Oscillations in a model of repression with external control, J. Math. Biol. 30, 669-691.
J. M. Mahaffy and J. W. Zyskind (1991) A comparison of two models for initiation of replication in Escherichia coli, Proceedings of the Second International Conference on Mathematical Population Dynamics (eds. O. Arino, D. E. Axelrod, and M. Kimmel), Marcel Dekker, 747-766.
J. M. Mahaffy and J. W. Zyskind (1989) A model for the initiation of replication in Escherichia coli, J. Theor. Biol.140, 453-477. (PDF)