Research Topics
| Steven A FrankSummaryAffiliation: University of California Country: USA Publications
|
Detail Information
Publications
Immune response to parasitic attack: evolution of a pulsed characterSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Theor Biol 219:281-90. 2002..The example of host immune response to parasitic attack is used to develop the theory...
Genetic variation in cancer predisposition: mutational decay of a robust genetic control networkSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
Proc Natl Acad Sci U S A 101:8061-5. 2004..An extra buffering component's net contribution to survival and reproduction is often small...
A multistage theory of age-specific acceleration in human mortalitySteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525 USA
BMC Biol 2:16. 2004..Here, I examine mortality patterns separately for each of the leading causes of death. The different causes of death show distinct mortality patterns, providing some clues about the varying acceleration of mortality at different ages...
Microbial Evolution: Regulatory Design Prevents Cancer-like OvergrowthsSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA Electronic address
Curr Biol 23:R343-6. 2013..Theory predicts that microbial regulatory controls may be designed to limit the origin and competitive potential of rogue lineages. A new study shows how a Salmonella species protects itself against overgrowths...
Natural selection. VI. Partitioning the information in fitness and characters by path analysisS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Evol Biol 26:457-71. 2013..Kin selection appears as a particular type of causal analysis that partitions social effects into meaningful components...
Natural selection. V. How to read the fundamental equations of evolutionary change in terms of information theoryS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Evol Biol 25:2377-96. 2012..We can now read the equations of selection in terms of their natural meaning. Selection causes populations to accumulate information about the environment...
Evolution: mitochondrial burden on male healthSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697, USA
Curr Biol 22:R797-9. 2012..Is there a common cause for this burden on male health? Recent work supports the theory that the female transmission of mitochondria disproportionately increases the mutation load in males...
Natural selection. IV. The Price equationS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697, USA
J Evol Biol 25:1002-19. 2012..I discuss recent critiques of the Price equation by Nowak and van Veelen...
Nonheritable cellular variability accelerates the evolutionary processes of cancerSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, California, United States of America
PLoS Biol 10:e1001296. 2012..New approaches to drug design may be required to control nonheritable variability and the evolution of resistance to chemotherapy...
Natural selection. III. Selection versus transmission and the levels of selectionS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697, USA
J Evol Biol 25:227-43. 2012..The insights from these diverse applications lead to a deeper understanding of kin selection, group selection, multilevel evolutionary analysis and the philosophical problems of evolutionary units and individuality...
Natural selection maximizes Fisher informationS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA, USA
J Evol Biol 22:231-44. 2009..Finally, I discuss possible connections between the fundamental role of Fisher information in statistics, biology and other fields of science...
The common patterns of natureS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Evol Biol 22:1563-85. 2009....
Evolutionary dynamics of redundant regulatory controlSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Theor Biol 255:64-8. 2008..I conclude that the costs of control structures may influence regulatory architecture...
Mechanisms of pathogenesis and the evolution of parasite virulenceS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA, USA
J Evol Biol 21:396-404. 2008..In our view, relating the sensitivity of pathogenic mechanisms to fitness components will provide a way to build a much richer and more general theory of parasite virulence...
Barriers to antigenic escape by pathogens: trade-off between reproductive rate and antigenic mutabilitySteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
BMC Evol Biol 7:229. 2007..Both measles and influenza are RNA viruses with high mutation rates, so the mutation rate alone cannot explain the differences in antigenic variability...
Maladaptation and the paradox of robustness in evolutionSteven A Frank
Department of Ecology and Evolutionary Biology, University of California at Irvine, Irvine, California, United States of America
PLoS ONE 2:e1021. 2007..Such buffering mechanisms are often discussed in terms of robustness, which may be measured by reduced sensitivity of performance to perturbations...
Within-host dynamics of antigenic variationSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
Infect Genet Evol 6:141-6. 2006..We illustrate the concept of connectivity pathways by reanalysis of data on transitions between variants from Borrelia hermsii...
Kinetics of cancer: a method to test hypotheses of genetic causationSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
BMC Cancer 5:163. 2005..We use our method to demonstrate a clear association between somatic mutation rates of different DNA mismatch repair (MMR) genotypes and the kinetics of cancer progression...
Demography and the tragedy of the commonsS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA, USA, and Santa Fe Institute, Santa Fe, NM, USA
J Evol Biol 23:32-9. 2010..I conclude that analyses of sociality must account for both the behavioural associations of kin selection theory and the demographic consequences of life history theory...
A general model of the public goods dilemmaSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Evol Biol 23:1245-50. 2010..Given the widespread importance of public goods, better models and tests would greatly deepen our understanding of many processes in biology and sociality...
Within-host spatial dynamics of viruses and defective interfering particlesS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine 92697 2525, USA
J Theor Biol 206:279-90. 2000..At higher replacement rates for host cells, nearly all cells become infected by DI particles and a low level of fluctuating, wild-type viremia persists...
Natural selection. I. Variable environments and uncertain returns on investmentS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Evol Biol 24:2299-309. 2011..The biological understanding of relative success and the hierarchical structure of variability in populations may also contribute to a deeper economic theory of returns under uncertainty...
Natural selection. II. Developmental variability and evolutionary rateS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Evol Biol 24:2310-20. 2011..This initial survival advantage arises from the way in which developmental variability smooths and broadens the fitness landscape. Ultimately, the synergism between developmental processes and genetic variation sets evolutionary rate...
Pathology from evolutionary conflict, with a theory of X chromosome versus autosome conflict over sexually antagonistic traitsSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
Proc Natl Acad Sci U S A 108:10886-93. 2011..Rapid evolution of conflicting X-linked and autosomal genes may cause divergence between populations and speciation...
Measurement scale in maximum entropy models of species abundanceS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA, USA
J Evol Biol 24:485-96. 2011..This measurement approach can be applied to the similar problem of allelic diversity in population genetics and to a wide variety of other patterns in biology...
A simple derivation and classification of common probability distributions based on information symmetry and measurement scaleS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA, USA
J Evol Biol 24:469-84. 2011..This view presents a fundamentally derived alternative to the largely unproductive debates about neutrality in ecology and evolution...
Microbial secretor-cheater dynamicsSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
Philos Trans R Soc Lond B Biol Sci 365:2515-22. 2010....
The trade-off between rate and yield in the design of microbial metabolismS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Evol Biol 23:609-13. 2010....
Age-specific incidence of inherited versus sporadic cancers: a test of the multistage theory of carcinogenesisSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
Proc Natl Acad Sci U S A 102:1071-5. 2005..My simpler theory for retinoblastoma makes clear the common basis for understanding multistage progression in tissues as different as the retina and colon...
Genetic predisposition to cancer - insights from population geneticsSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, California 92697 2525, USA
Nat Rev Genet 5:764-72. 2004..Recent genetic studies and quantitative population-genetic analyses provide a framework for understanding the frequency of inherited mutations and the consequences of these mutations for increased predisposition to cancer...
Programmed cell death and hybrid incompatibilityS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Hered 94:181-3. 2003..We propose that hybrid misregulation of programmed cell death may also spill over into other tissues, explaining various developmental aberrations observed in hybrids...
Patterns of cell division and the risk of cancerSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, California 92697 2525, USA
Genetics 163:1527-32. 2003....
Somatic mutation: early cancer steps depend on tissue architectureSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
Curr Biol 13:R261-3. 2003..Cells progress from a normal to a cancerous state by accumulating mutations. Recent mathematical studies show how the size of the cellular population in a local patch of tissue influences the spread of cancer-promoting mutations...
Cell biology: Developmental predisposition to cancerSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, California 92697-2525, USA
Nature 422:494. 2003
The probability of severe disease in zoonotic and commensal infectionsS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine 92697 2525, USA
Proc Biol Sci 268:53-60. 2001....
Multiplicity of infection and the evolution of hybrid incompatibility in segmented virusesS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
Heredity (Edinb) 87:522-9. 2001..Variable ploidy of viral genetics differs from standard Mendelian genetics...
Specific and non-specific defense against parasitic attackS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Theor Biol 202:283-304. 2000..This leads to an apparent advantage of specifically defended hosts in the absence of parasites and a measured cost of resistance that is negative...
Inducible defence and the social evolution of herd immunityS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine 92697 2525, USA
Proc Biol Sci 265:1911-3. 1998..The evolutionary models presented here therefore provide a basis for further study of human vaccination...
Multivariate analysis of correlated selection and kin selection, with an ESS maximization methodS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Theor Biol 189:307-16. 1997..I emphasize a simple, practical maximization method that can be used to calculate equilibrium conditions for complex social interactions...
Developmental selection and self-organizationS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine 92697 2525, USA
Biosystems 40:237-43. 1997..The identification of useful aggregate measures is a crucial step in the analysis of selective systems. I apply these concepts to a model of self-organization in ant colonies...
The design of adaptive systems: optimal parameters for variation and selection in learning and developmentS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine 92697 2525, USA
J Theor Biol 184:31-9. 1997..These ideas are applied to a model of honey bee foraging. This example clarifies the relation between genes and phenotypes controlled by internal selective systems...
Perspective: repression of competition and the evolution of cooperationSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, California 92697 2525, USA
Evolution 57:693-705. 2003..With the concepts made clear, I then explain the history of the idea. I finish by summarizing many new developments in this subject and the most promising lines for future study...
Somatic mosaicism and cancer: inference based on a conditional Luria-Delbrück distributionSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Theor Biol 223:405-12. 2003..These sorts of studies will contribute to a broader understanding of the distribution of somatic mutations, a central topic in the study of cancer...
Commentary: Mathematical models of cancer progression and epidemiology in the age of high throughput genomicsSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697-2525, USA
Int J Epidemiol 33:1179-81. 2004
Problems of somatic mutation and cancerSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine CA 92717, USA
Bioessays 26:291-9. 2004..We consider how various aspects of tissue architecture and cellular competition affect the pace of mutation accumulation. We also discuss the rise and fall of somatic mutation rates during cancer progression...
Age-specific acceleration of cancerSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697, USA
Curr Biol 14:242-6. 2004..In a second application, I demonstrate that the steady decline in age-specific acceleration of breast cancer may occur because precancerous mutations accumulate in many cellular lineages...
Genetic variation of polygenic characters and the evolution of genetic degeneracyS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
J Evol Biol 16:138-42. 2003..Besides changing the patterns of variance, the averaging model favours the addition of loci to the control of character values, perhaps explaining in part the recent observation of widespread genetic degeneracy...
Evolution in health and medicine Sackler colloquium: Somatic evolutionary genomics: mutations during development cause highly variable genetic mosaicism with risk of cancer and neurodegenerationSteven A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
Proc Natl Acad Sci U S A 107:1725-30. 2010..Somatic evolutionary genomics will follow from this technology, providing new insight into the origin and progression of disease with increasing age...
Quantifying interhospital patient sharing as a mechanism for infectious disease spreadSusan S Huang
Division of Infectious Diseases and Health Policy Research Institute, University of California Irvine, Irvine, California, USA
Infect Control Hosp Epidemiol 31:1160-9. 2010..Assessments of infectious disease spread in hospitals seldom account for interfacility patient sharing. This is particularly important for pathogens with prolonged incubation periods or carrier states...
Population and quantitative genetics of regulatory networksS A Frank
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525
J Theor Biol 197:281-94. 1999..The lower heritability of highly connected nets appeared to reduce the effectiveness of recombination in searching evolutionary space...
Pathogen escape from host immunity by a genome program for antigenic variationAlan G Barbour
Department of Microbiology, University of California, Irvine, CA 92697 4028, USA
Proc Natl Acad Sci U S A 103:18290-5. 2006..Although the switching hierarchy causes changes in individual cells that are stochastic, ordering of variants within hosts is semipredictable...
Somatic selection for and against cancerFranziska Michor
Program in Theoretical Biology and Evolutionary Dynamics, Department of Organismic and Evolutionary Biology, Department of Mathematics, Harvard University, Cambridge, MA 02138, USA
J Theor Biol 225:377-82. 2003..If both deleterious and advantageous mutations participate in tumor initiation, then we find an intermediate optimum for the compartment size...
Stochastic elimination of cancer cellsFranziska Michor
Institute for Theoretical Biology, Department of Organismic and Evolutionary Biology, Harvard University, Cambridge, MA 02138, USA
Proc Biol Sci 270:2017-24. 2003..We calculate the optimum relative abundance of stem cells that minimizes the rate of generating cancer cells. There is a critical fraction of stem cell divisions that is required for a stochastic elimination ('wash out') of cancer cells...
Pathogenesis, virulence, and infective dosePaul Schmid-Hempel
Wissenschaftskolleg zu Berlin, Berlin, Germany
PLoS Pathog 3:1372-3. 2007
Viral genetics: deadly partnershipsSteven A Frank
Nature 425:251-2. 2003
