Dr. Rex Dunham

Professor
Swingle 121
334-844-9121
dunhara@auburn.edu

Field of Specialization
Fish Genetics

  • Professional Affiliations
  • Special Honors & Awards
  • Research
  • Publications

  • International Association of Genetics in Aquaculture
  • World Aquaculture Society

  • Alumni Professor, Auburn University
  • recipient of the Catfish Farmers of America Distinguished Research Award
  • first to produce a transgenic fish in the United States. The paper resulting from that work was recognized as one of the top 5 papers by the American Fisheries Society in 1987.
  • research recognized and recorded in the US Congressional Record.
  • Chairman and keynote address for the Genetics Section of Aquaculture Genetics in the Third Millenium, Bangkok,Thailand, 2000
  • Invited Speaker, 4th World Congress on Genetics Applied to Livestock Production 1990. Edinburgh, Scotland
  • Invited Speaker, 3rd World Congress on Genetics Applied to Livestock Production 1986, Lincoln, Nebraska

My primary research interest is the genetic improvement of catfish. The areas and related areas within catfish genetics include selective breeding, hybridization, gene transfer, gene mapping and genomics and reproductive physiology.

Title Journal Year
Osteological and histopathological details of unilateral microphthalmia and anophthalmia in juvenile common carp (Cyprinus carpio) Aquaculture 2013
Broodstock Selection Criteria for Induced Spawning of Channel Catfish for the Production of Channel × Blue Catfish Hybrid Fry and the Influence of Temperature North American Journal of Aquaculture 2011
Influence of forage fish and dietary supplements on egg quality and fry production in channel catfish ( Ictalurus punctatus )x blue catfish ( Ictalurus furcatus ) hybridization Aquaculture Nutrition 2010
Effects of Varying Dietary Protein Levels and Feeding Frequencies on Condition and Reproductive Performance of Channel Catfish to Produce Hybrid Catfish Journal of the World Aquaculture Society 2009
Transgenic fish resistant to infectious diseases, their risk and prevention of escape into the environment and future candidate genes for disease transgene manipulation Comparative Immunology, Microbiology and Infectious Diseases 2009
Development of repressible sterility to prevent the establishment of feral populations of exotic and genetically modified animals Aquaculture 2009
Effect of Postmanufacturing Processing and Shipping of Luteinizing Hormone Releasing Hormone Analog on Induced Ovulation for Production of Channel Catfish Female 3 Blue Catfish Male Hybrid Fry North American Journal of Aquaculture 2009
Microarray analysis of gene expression in the blue catfish liver reveals early activation of the MHC class I pathway after infection with Edwardsiella ictaluri Molecular Immunology 2008
Expression analysis of the acute phase response in channel catfish (Ictalurus punctatus) after infection with a Gram-negative bacterium Developmental and Comparative Immunology 2007
Effects of temperature on the induced spawning of channel catfish and the production of channel×blue catfish hybrid fry Aquaculture 2007
Transgenic Fish - Where We Are and Where Do We Go? The Israeli Journal of Aquaculture Bamidgeh 2006
Comparison of domestic and wild channel catfish (Ictalurus punctatus) populations provides no evidence for genetic impact Aquaculture 2006
Alterations in Gene Expression in the Brain of White Catfish (Ameiurus catus) in Response to Cold Acclimation Marine Biotechnology 2004
Aquaculture and Fisheries Biotechnology Genetic Approaches Book (authored) 2004
Assessing genetic diversity of domestic Aquaculture 2003
Dress-out and fillet yields of channel catfish, blue catfish, and their F1, F2 and backcross hybrids Aquaculture 2003
Response to three generations of selection for increased body weight in channel catfish grown in earthen ponds Aquaculture 2003
An AFLP-Based Genetic Linkage Map of Channel Catfish (Ictalurus punctatus) Genetics 2003
DISTRIBUTION, HABITAT USE, AND GENETICS OF TULOTOMA MAGNIFICA (GASTROPODA:VIVIPARIDAE) Southeastern Naturalist 2003
Gene Mapping,lsolation and Genetic Improvement in Catfish ( Book Chapter ) Aquatic Genomics - Steps Toward a Great Future 2003
Comparative growth of Egyptian tilapias in response to declining water temperature Aquaculture 2002
Molecular characterization and differential expression of the myostatin Biochimica et Biophysica 2002
Enhanced bacterial disease resistance of transgenic channel catfish, Ictalurus punctatus, possessing cecropin genes Marine Biotechnology 2002
Expression Profile of the Channel Catfish Spleen: Analysis of Genes Involved in Immune Functions Marine Biotechnology 2002
Survival of F2 Transgenic common carp containing pRSVrtGH1 complementary DNA when subjected to low dissolved oxygen Marine Biotechnology 2002
Differential gene expression in the brain of channel catfish ( Ictalurus punctatus) in response to cold acclimation Molecular Genetic Genomics 2002
Effects of Rainbow trout growth hormone complementary DNA on body shape, carcass yield, and carcass composition of F1 and F2 transgenic common carp Marine Biotechnology 2002
A Comparison of First and Third Year Growth of Two Strains of Largemouth Bass in South Carolina American Fisheries society Symposium 2002
Biochemical Genetics of Brook Trout: Management Implications in Georgia Annual conference of the Southeastern Association of Game and Fish Agencies 2002
Influence of Environmental Salinity on Messenger RNA Levels of Growth Hormone, Prolactin, and Somatolactin in Pituitary of the Channel Catfish ( Ictalurus punctatus) Marine Biotechnology 2001
Present and future trends in the U.S. catfish industry: strtegies and concerns for millennium years Reviews in Fisheries Science 2001
Genetic Analysis of Ozark Hellbenders Utilizing RAPD Markers Proceedings of the Annual Conference Southeast Association of Fish and Wildlife Agencies 2001
Biochemical Genetics of BrookTrout in Georgia: Management Implications Proceedings of the Annual Conference Southeastern Association of Fish and Wildlife Agencies 2001
Review of the Status of Aquaculture Genetics Technical Proceedings of the Conference on Aquaculture in the Third Millenium 2001
The skeletal muscle a-actin gene of channel catfish (Ictalurus Gene 2000
Transcriptome analysis of channel cat Gene 2000
Comparison of Manual Stripping and Pen Spawning for Production of Channel Catfish 3 Blue Catfish Hybrids and Aquarium Spawning of Channel Catfish North American Journal of Aquaculture 2000
Reproduction among Channel Catfish, Blue Catfish, and Their F1 and F2 Hybrids Transactions of the American Fisheries Society 2000
Random amplified polymorphic DNA markers: Aquaculture 1999
Transcribed Dinucleotide Microsatellites and Their Biochemical and Biophysical Research communications 1999
Characterization of nonautonomous Tc1-like transposable elements of Fish Physiology and Biochemistry 1999
Effects of cecropin peptides on bacteria pathogenic to fish Journal of Fish Diseases 1999
High levels of conservation at microsatellite loci among Ictalurid catfishes Journal of Heredity 1999
Development of Polymorphic EST Markers Suitable for Genetic Linkage Mapping of Catfish Marine Biotechnology 1999
Predator Avoidance of Transgenic Channel Catfish Containing Salmonid Growth Hormone Genes Marine Biotechnology 1999
Effects of Fertilization Method and of Selection for Body Weight and Species on Fertilization Efficiency of Channel Catfish Eggs with Blue or Channel Catfish Sperm North American Journal of Aquaculture 1999
Growth, Carcass Traits, and Oxygen Tolerance of Diploid and Triploid Catfish Hybrids North American Journal of Aquaculture 1999
Development of Amplified Fragment Length Polymorphism (AFLP) Markers Suitable for Genetic Linkage Mapping of Catfish Transactions of the American Fisheries Society 1999
Hybrid fertility, introgression and backcrossing in fish Reviews in Fisheries Science 1999
Effects of Seasonal Variations, Thyroid and Steroid Hormones, and Carp Pituitary Extract on the Artificial Production of Channel Catfish Zctalurus punctatus X Blue Catfish I. furcatus Hybrids Journal of the World Aquaculture Society 1999
Polymorphic microsatellite markers in Ictalurus punctatus and related catfish species Molecular Ecology 1999
Inheritance and usefulness of AFLP markers in channel cat Molecular and General Genetics 1998
Characterization of an A/T-rich family of sequences from channel catfish (Ictalurus punctatus) Molecular Marine Biology and Biotechnology 1998
Seinability of Channel Catfish, Blue Catfish, and Their F1, F2, F3, and Backcross Hybrids in Earthen Ponds Progressive Fish Culturist 1998
The Effect of the Absence or Presence of Channel Catfish Males on Induced Ovulation of Channel Catfish Females for Artificial Fertilization with Blue Catfish Sperm Progressive Fish Culturist 1998
Cryopreservation of Blue Catfish Spermatozoa and Subsequent Fertilization of Channel Catfish Eggs Transactions of the American Fisheries Society 1998
Inheritance of RAPD markers in channel catfish (Ictalurus punctatus), blue catfish (I. furcatus), and their F1, F2 and backcross hybrids Animal Genetics 1998
Transcriptional activities in the pituitaries of channel catfish before and after induced ovulation by injection of carp pituitary extract as revealed by expressed sequence tag analysis Journal of Molecular Endocrinology 1998
Genetic linkage and QTL mapping of ictalurid catfish Circular 1998
Angling vulnerability of black crappies, white crappies, and their naturally produced hybrid in Weiss Reservoir, Alabama, USA Fisheries Research 1997
Symmetrical Hybridization between Black Crappie and White Crappie in an Alabama Reservoir Based on Analysis of the Cytochrome-b Gene Transactions of the American Fisheries Society 1997
REVIEW OF PROGRESS IN CATFISH GENE MAPPING Proceedings of the Aquaculture Species Genome Mapping Workshop 1997
Effects of sperm concentration and egg number on fertilization efficiency with channel catfish eggs and blue catfish spermatozoa Theriogenology 1996
Hatching Time and Early Growth of Age-0 Black Crappies, White Crappies, and Their Naturally Produced F, Hybrids in Weiss Lake, Alabama Transactions of the American Fisheries Society 1996
Natural Hybridization between back and white crappie ( Pomoxis ) in 10 Alabama Reservoirs American Midland Naturalist 1996
Selection, hybridization and genome manipulation in Siluroidei Aquatic Living Resources Vol. 9 1996
Body composition of transgenic common carp, Cyprinus carpio, containing rainbow trout growth hormone gene Aquaculture 1995
Failure of Quantitative Phenotypic Characteristics to Distinguish Black Crappie, White Crappie, and Their First-Generation Hybrid North American Journal of Fisheries Management 1995
Distribution Largemouth Bass Genotypes of in South Carolina: Initial Implications American Fisheries Society Symposium 1995
Hybridization and Biochemical Genetics of Black and White Crappies in the Southeastern USA Transactions of the American Fisheries Society 1994
Natural Hybridization between Black Crappie and White Crappie in Weiss Lake, Alabama Transactions of the American Fisheries Society 1994
Observations on Controlled Artificial Spawning of Channel Catfish Progressive Fish Culturist 1993
Introgression of the Florida Largemouth Bass Genome into Native Populations in Alabama Public Lakes North American Journal of Fisheries Management 1992
Transfer, expression, and inheritance of salmonid growth hormone genes in channel catfish, Ictalurus punctatus, and effects on performance traits Molecular Marine Biology and Biotechnology 1992
Lack of Inheritance of Stumpbody and Taillessness in Channel Catfish Progressive Fish Culturist 1991
Survival and integration rate of channel catfish and common carp embryos microinjected with DNA at various developmental stages Aquaculture 1991
Factors Affecting Survival of Channel Catfish after Surgical Removal of Testes Progressive Fish Culturist 1990
Production and use of monosex or sterile fishes in aquaculture Reviews in Aquatic Sciences 1990
Gene Transfer, Expression and Inheritance of pRSV-Rainbow Trout-GH cDNA in the Common Carp, Cyprinus carpio (Linnaeus) Molecular Reproduction and Development 1990
Genotype-Environment Interactions for Growth of Blue, Channel and Hybrid Catfish in Ponds and Cages at Varying Densities Aquaculture 1990
Isozyme expression in bighead carp, silver carp and their reciprocal hybrids Aquaculture 1988
Reproductive performance of three strains of Oreochromis niloticus Aquaculture 1988
Mitochondrial DNA Polymorphism of Striped Bass in the Southeastern United States" Conference of the Southeastern Association of Fish and Wildlife Agencies 1988
Comparison of Mass Selection, Crossbreeding, and Hybridization for Improving Growth of Channel Catfish Progressive Fish Culturist 1987
Transfer of the Metallothionein-Human Growth Hormone Fusion Gene into Channel Catfish Transactions of the American Fisheries Society 1987
Economic Analysis of channel catfish egg, fry, fingerling and food fish production in Alabama Circular 1987
American catfish breeding programs Proceedings of the World Symposium on Selection, Hybridization and Genetic Engineering in Aquaculture 1987
Genetics and Breeding of Catfish Southern Cooperative Series Bulletin 1987
Induction of Polyploidy with Hydrostatic Pressure in Striped Bass, White Bass, and Their Hybrids Proceedings of the Annual Conference of the Southeastern Association of Fish and Games Agencies 1987
Biochemical Genetics of Largemouth Bass in Mesosaline and Freshwater Areas of the Alabama River System Transactions of the American Fisheries society 1986
Selection or Drift--Isozyme Allele Frequency Changes among Channel Catfish Selected for Rapid Growth Transactions of the American Fisheries Society 1986
Selection and crossbreeding responses for cultured fish Proceedings of the 3rd World Congress on Genetics Applied to Livestook Production 1986
Biochemical Genetics of Largemouth Bass Populations in Alabama Proceedings of the Annual Conference of the Southeastern Association of Fish and Game Agencies 1986
Comparison of Strains, Crossbreeds and Hybrids of Channel Catfish for Vulnerability to Angling Aquaculture 1986
Evaluation of Body Conformation, Composition, and Density as Traits for Indirect Selection for Dress-out Percentage of Channel Catfish Progressive Fish Culturist 1985
Improved Growth Rate, Reproductive Performance, and Disease Resistance of Crossbred and Selected Catfish from AU-M and AU-K Lines Circular 1985
Reproductive Efficiency in the Reciprocal Pairings Between Two Strains of Channel Catfish Progressive Fish Culturist 1984
Karyology of three species of catfishes ( Ictaluridae: Ictalurus ) and four hybrid combinations Copeia 1984
Ancestry and Breeding of Catfish in the United States Circular 1984
Comparisons of Hemoglobins and Hematocrits of Blue, Brown Bullhead, Channel, White, Crossbred, and Hybrid Catfishes Proceedings of the Annual Conference of the Southeastern Association of Fish and Game Agencies 1984
Reproductive Performances of Crossbred and Pure-Strain Channel Catfish Brood Stocks Transactions of the American Fisheries Society 1983
Relative tolerance of channel x blue hybrid and channel catfish to low oxygen concentrations Progressive Fish Culturist 1983
Producing Channel Catfish Fingerlings ANR - Circular 1983
REPRODUCTIVE TRAITS FOR THREE YEAR CLASSES OF TILAPIA NILOTICA AND MATERNAL EFFECTS ON THEIR PROGENY Fishelson, L and Yaron, Z., compilers, Proceedings of the International Symposium on Tilapia in Aquaculture, Nazareth, Israel 1983
RESPONSE TO SELECTION AND REALIZED HERITABILITY FOR BODY WEIGHT IN THREE STRAINS OF CHANNEL CATFISH, ICTALURUS PUNCTATUS, GROWN IN EARTHEN PONDS Aquaculture 1983
REVIEW OF CATFISH BREEDING RESEARCH 1969-1981 AT AUBURN UNIVERSITY Aquaculture 1983
CORRELATIONS AMONG MORPHOMETRIC TRAITS OF FINGERLING CATFISHES AND THE RELATIONSHIP TO DRESSING PERCENTAGE AT HARVEST Journal of the World Mariculture Society 1983
Effects of selecting for growth rate on reproduction performance in channel catfish Conference of the Southeastern Association of Fish and Wildlife Agencies 1982
Sex-weight relations in blue, channel, and white catfishes: implications for brood stock selection Progressive-Fish Culturist 1982
Length Variation in Species and Hybrid Populations of Blue, Channel, and White Catfishes Proceedings of the Annual Conference of the Southeastern Association of Fish and Games Agencies 1982
PATERNAL PREDOMINANCE IN RECIPROCAL CHANNEL-BLUE HYBRID CATFISH Aquaculture 1982
COMMUNAL STOCKING AND MULTIPLE REARING TECHNIQUE FOR CATFISH GENETICS RESEARCH Journal of the World Mariculture Society 1982
Growth in Response to Winter Feeding of Blue, Channel, White, and Hybrid Catfishes Progressive Fish-Culturist 1981

113 Records Total


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