H. Bradley Shaffer
#135,035
Most Influential Person Now
American Geneticist and Herpetologist
H. Bradley Shaffer's AcademicInfluence.com Rankings
H. Bradley Shafferbiology Degrees
Biology
#9185
World Rank
#12357
Historical Rank
#2406
USA Rank
Zoology
#258
World Rank
#640
Historical Rank
#88
USA Rank
Genetics
#936
World Rank
#1032
Historical Rank
#258
USA Rank
Download Badge
Biology
Why Is H. Bradley Shaffer Influential?
(Suggest an Edit or Addition)H. Bradley Shaffer's Published Works
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- Annual review of ecology, evolution, and systematics (2003) (1210)
- Genome 10K: a proposal to obtain whole-genome sequence for 10,000 vertebrate species. (2009) (511)
- Spatial Tests of the Pesticide Drift, Habitat Destruction, UV‐B, and Climate‐Change Hypotheses for California Amphibian Declines (2002) (352)
- Tests of turtle phylogeny: molecular, morphological, and paleontological approaches. (1997) (321)
- The role of natural history collections in documenting species declines. (1998) (316)
- The western painted turtle genome, a model for the evolution of extreme physiological adaptations in a slowly evolving lineage (2013) (305)
- Troubleshooting Molecular Phylogenetic Analyses (2002) (301)
- The Decline of Amphibians in California’s Great Central Valley (1996) (287)
- Assessing Concordance of Fossil Calibration Points in Molecular Clock Studies: An Example Using Turtles (2004) (250)
- Phylogenetic hypotheses for the turtle family Geoemydidae. (2004) (237)
- THE POLYTYPIC SPECIES REVISITED: GENETIC DIFFERENTIATION AND MOLECULAR PHYLOGENETICS OF THE TIGER SALAMANDER AMBYSTOMA TIGRINUM (AMPHIBIA: CAUDATA) COMPLEX (1996) (236)
- Turtles of the World: Annotated Checklist and Atlas of Taxonomy, Synonymy, Distribution, and Conservation Status (8th Ed.) (2017) (230)
- Herpetology.—F. Harvey Pough, R. M. Andrews, J. E. Cadle, M. L. Crump, A. H. Savitzky, and K. D. Wells. 1998. Prentice-Hall, Upper Saddle River, New Jersey. (1998) (221)
- Incorporating model complexity and spatial sampling bias into ecological niche models of climate change risks faced by 90 California vertebrate species of concern (2014) (209)
- Evolution and Conservation (2013) (205)
- Rapid spread of invasive genes into a threatened native species (2010) (202)
- Delimiting species in recent radiations. (2007) (202)
- Landscape genetics and least‐cost path analysis reveal unexpected dispersal routes in the California tiger salamander (Ambystoma californiense) (2009) (193)
- Sparse supermatrices for phylogenetic inference: taxonomy, alignment, rogue taxa, and the phylogeny of living turtles. (2010) (173)
- AMPHIBIAN UPLAND HABITAT USE AND ITS CONSEQUENCES FOR POPULATION VIABILITY (2005) (151)
- When Molecules and Morphology Clash: A Phylogenetic Analysis of the North American Ambystomatid Salamanders (Caudata: Ambystomatidae) (1991) (147)
- Standard techniques for inventory and monitoring (1994) (145)
- Global Conservation Status of Turtles and Tortoises (Order Testudines) (2018) (145)
- MOLECULAR SYSTEMATICS, PHYLOGEOGRAPHY, AND THE EFFECTS OF PLEISTOCENE GLACIATION IN THE PAINTED TURTLE (CHRYSEMYS PICTA) COMPLEX (2003) (142)
- Molecular phylogenetics and evolution of turtles. (2005) (142)
- Turtle phylogeny: insights from a novel nuclear intron. (2004) (136)
- Hybrid vigor between native and introduced salamanders raises new challenges for conservation (2007) (134)
- Rapid Color Evolution in an Aposematic Species: A Phylogenetic Analysis of Color Variation in the Strikingly Polymorphic Strawberry Poison-dart Frog (2008) (132)
- SPATIALLY AUTOCORRELATED DEMOGRAPHY AND INTERPOND DISPERSAL IN THE SALAMANDER AMBYSTOMA CALIFORNIENSE (2001) (131)
- Hybridization between a rare, native tiger salamander (Ambystoma californiense) and its introduced congener (2003) (127)
- Functional morphology of the feeding mechanism in aquatic ambystomatid salamanders (1985) (126)
- Survival of the western pond turtle (Emys marmorata) in an urban California environment (2003) (120)
- Parallel tagged amplicon sequencing reveals major lineages and phylogenetic structure in the North American tiger salamander (Ambystoma tigrinum) species complex (2013) (120)
- The genetics of amphibian declines: population substructure and molecular differentiation in the Yosemite Toad, Bufo canorus (Anura, Bufonidae) based on single‐strand conformation polymorphism analysis (SSCP) and mitochondrial DNA sequence data (2000) (118)
- Multiple data sets, high homoplasy, and the phylogeny of softshell turtles (Testudines: Trionychidae). (2004) (117)
- Conflicting mitochondrial and nuclear phylogenies for the widely disjunct Emys (Testudines: Emydidae) species complex, and what they tell us about biogeography and hybridization. (2009) (115)
- Adaptive evolution via a major gene effect: paedomorphosis in the Mexican axolotl. (1997) (114)
- EVOLUTION IN A PAEDOMORPHIC LINEAGE. I. AN ELECTROPHORETIC ANALYSIS OF THE MEXICAN AMBYSTOMATID SALAMANDERS (1984) (114)
- PATTERNS OF VARIATION IN AQUATIC AMBYSTOMATID SALAMANDERS: KINEMATICS OF THE FEEDING MECHANISM (1985) (106)
- Hybridization and endangered species protection in the molecular era (2016) (105)
- Range‐wide molecular analysis of the western pond turtle (Emys marmorata): cryptic variation, isolation by distance, and their conservation implications (2005) (105)
- Turtles and Tortoises Are in Trouble (2020) (104)
- Life History and Demographic Variation in the California Tiger Salamander (Ambystoma californiense) (2000) (104)
- A REPORT ON A COLLECTION OF AMPHIBIANS AND REPTILES FROM THE PONMUDI KERALA SOUTH INDIA (1984) (100)
- Rapid fixation of non-native alleles revealed by genome-wide SNP analysis of hybrid tiger salamanders (2009) (88)
- Phylogeographic concordance in the southeastern United States: the flatwoods salamander, Ambystoma cingulatum, as a test case (2006) (87)
- Effects of chytrid and carbaryl exposure on survival, growth and skin peptide defenses in foothill yellow-legged frogs. (2007) (87)
- Fourteen nuclear genes provide phylogenetic resolution for difficult nodes in the turtle tree of life. (2010) (87)
- Multiple nuclear gene sequences identify phylogenetic species boundaries in the rapidly radiating clade of Mexican ambystomatid salamanders (2006) (86)
- Modulation of feline esophageal contractions by bolus volume and outflow obstruction. (1990) (85)
- Ontogeny of functional design in tiger salamanders (Ambystoma tigrinum): Are motor patterns conserved during major morphological transformations? (1988) (84)
- Large, rapidly evolving intergenic spacers in the mitochondrial DNA of the salamander family Ambystomatidae (Amphibia: Caudata). (1997) (82)
- Functional design of the feeding mechanism in lower vertebrates: unidirectional and bidirectional flow systems in the tiger salamander (1986) (82)
- Do Ecological Niche Models Accurately Identify Climatic Determinants of Species Ranges? (2016) (80)
- MODEL ORGANISMS IN EVOLUTIONARY STUDIES (1993) (78)
- Esophageal perforation. A reassessment of the criteria for choosing medical or surgical therapy. (1992) (77)
- Species boundaries, phylogeography and conservation genetics of the red‐legged frog (Rana aurora/draytonii) complex (2004) (76)
- Conservation phylogenetics of the Asian box turtles (Geoemydidae, Cuora): mitochondrial introgression, numts, and inferences from multiple nuclear loci (2007) (76)
- Genomewide SNP markers breathe new life into phylogeography and species delimitation for the problematic short‐necked turtles (Chelidae: Emydura) of eastern Australia (2018) (75)
- PHYLOGENETIC AND MECHANISTIC ANALYSIS OF A DEVELOPMENTALLY INTEGRATED CHARACTER COMPLEX : ALTERNATE LIFE HISTORY MODES IN AMBYSTOMATID SALAMANDERS (1996) (74)
- Species limits and phylogeography of North American cricket frogs (Acris: Hylidae). (2008) (73)
- Aquatic prey capture in ambystomatid salamanders: Patterns of variation in muscle activity (1985) (73)
- The molecular phylogenetics of endangerment: cryptic variation and historical phylogeography of the California tiger salamander, Ambystoma californiense (2004) (71)
- Landscape genetics of alpine Sierra Nevada salamanders reveal extreme population subdivision in space and time (2010) (65)
- Conservation genetics and genomics of amphibians and reptiles. (2015) (65)
- Short-, medium-, and long-term repeatability of locomotor performance in the tiger salamander Ambystoma californiense (1992) (61)
- Developing markers for multilocus phylogenetics in non-model organisms: A test case with turtles. (2008) (61)
- The advantages of going large: genome‐wide SNPs clarify the complex population history and systematics of the threatened western pond turtle (2014) (60)
- Introduction history and habitat variation explain the landscape genetics of hybrid tiger salamanders. (2007) (59)
- A global phylogeny of turtles reveals a burst of climate-associated diversification on continental margins (2021) (58)
- The Earth BioGenome Project 2020: Starting the clock (2022) (58)
- EVOLUTION IN A PAEDOMORPHIC LINEAGE. II. ALLOMETRY AND FORM IN THE MEXICAN AMBYSTOMATID SALAMANDERS (1984) (57)
- PHYLOGENETICS OF MODEL ORGANISMS: THE LABORATORY AXOLOTL, AMBYSTOMA MEXICANUM (1993) (57)
- ENVIRONMENT‐DEPENDENT ADMIXTURE DYNAMICS IN A TIGER SALAMANDER HYBRID ZONE (2004) (56)
- The ontogeny of functional design: metamorphosis of feeding behaviour in the tiger salamander (Ambystoma tigrinum) (1988) (56)
- Assessing what is needed to resolve a molecular phylogeny: simulations and empirical data from emydid turtles (2009) (55)
- Phylogenomic analyses of 539 highly informative loci dates a fully resolved time tree for the major clades of living turtles (Testudines). (2017) (55)
- The Consequences of Metamorphosis on Salamander (Ambystoma) Locomotor Performance (1991) (54)
- Exon capture optimization in amphibians with large genomes (2016) (52)
- THE EFFECTS OF KIN‐STRUCTURED COLONIZATION ON NUCLEAR AND CYTOPLASMIC GENETIC DIVERSITY (1994) (50)
- Amphibian molecular ecology and how it has informed conservation (2015) (47)
- Nuclear gene phylogeography reveals the historical legacy of an ancient inland sea on lineages of the western pond turtle, Emys marmorata in California (2010) (47)
- Misleading phylogenetic inferences based on single-exemplar sampling in the turtle genus Pseudemys. (2013) (47)
- The Relationship Between Allozyme Variation and Life History: Non-transforming Salamanders are Less Variable (1989) (46)
- Phylogenetic diversity of endangered and critically endangered southeast Asian softshell turtles (Trionychidae: Chitra) (2002) (43)
- Genomic data recover previously undetectable fragmentation effects in an endangered amphibian (2018) (43)
- Effective population size is strongly correlated with breeding pond size in the endangered California tiger salamander, Ambystoma californiense (2011) (43)
- Retention of low-fitness genotypes over six decades of admixture between native and introduced tiger salamanders (2010) (43)
- Rapid progress on the vertebrate tree of life (2010) (42)
- Thyroid hormone responsive QTL and the evolution of paedomorphic salamanders (2012) (42)
- Evolutionary genetics of metamorphic failure using wild‐caught vs. laboratory axolotls (Ambystoma mexicanum) (2000) (42)
- A perspective for pediatric surgeons: chronic idiopathic intestinal pseudoobstruction. (1979) (42)
- Efficacy of Enteral Nutrition for the Treatment of Pancreatitis Using Standard Enteral Formula (2006) (42)
- Anastomotic strictures of the upper gastrointestinal tract: results of balloon dilation. (1988) (40)
- Influence of breathing pattern on the esophagogastric junction pressure and esophageal transit. (1995) (39)
- Candidate gene analysis of metamorphic timing in ambystomatid salamanders (2003) (39)
- Ecological structure of a herpetological assemblage in South India (1987) (39)
- Rectal strictures: treatment with fluoroscopically guided balloon dilation. (1991) (37)
- Species boundaries and phylogenetic relationships in the critically endangered Asian box turtle genus Cuora. (2012) (36)
- Multiple sources of uncertainty affect metrics for ranking conservation risk under climate change (2015) (36)
- The influence of locus number and information content on species delimitation: an empirical test case in an endangered Mexican salamander (2016) (36)
- Gastric outlet obstruction following surgery for morbid obesity: efficacy of fluoroscopically guided balloon dilation. (2002) (35)
- An empirical pipeline for choosing the optimal clustering threshold in RADseq studies (2019) (35)
- Advances in climate models from CMIP3 to CMIP5 do not change predictions of future habitat suitability for California reptiles and amphibians (2016) (34)
- Individual heterozygosity predicts translocation success in threatened desert tortoises (2020) (34)
- A NEW GENUS OF GEOEMYDID TUR TLE FROM ASIA (2000) (34)
- Phylogenomics of the adaptive radiation of Triturus newts supports gradual ecological niche expansion towards an incrementally aquatic lifestyle. (2019) (34)
- The Status of the California Tiger Salamander (Ambystoma californiense) at Lagunita: A 50-year Update (1994) (34)
- Relative Predation Pressure on Salamanders (Caudata: Plethodontidae) Along an Altitudinal Transect in Guatemala (1978) (34)
- Rangewide phylogeography and landscape genetics of the Western U.S. endemic frog Rana boylii (Ranidae): implications for the conservation of frogs and rivers (2011) (33)
- Biochemical Identification and Assessment of Population Subdivision in Morphologically Similar Native and Invading Smelt Species (Hypomesus) in the Sacramento–San Joaquin Estuary, California (1998) (32)
- Microhabitat use and migration distance of an endangered grassland amphibian (2013) (31)
- Phylogeny and temporal diversification of the New World pond turtles (Emydidae). (2016) (31)
- What insights into the developmental traits of urodeles does the study of interspecific hybrids provide? (1996) (31)
- Terminal ileal stricture in Crohn's disease: treatment using a metallic enteral endoprosthesis (2000) (31)
- Cryptic Diversity in Metropolis: Confirmation of a New Leopard Frog Species (Anura: Ranidae) from New York City and Surrounding Atlantic Coast Regions (2014) (30)
- Effects of tail-clipping on survivorship and growth of larval salamanders (2013) (29)
- The origin of tiger salamander (Ambystoma tigrinum) populations in California, Oregon, and Nevada: introductions or relicts? (2011) (29)
- Genotype and temperature affect locomotor performance in a tiger salamander hybrid swarm (2010) (28)
- Field body temperatures of tropical and temperature zone salamanders (1982) (26)
- Delayed life history effects, multilevel selection, and evolutionary trade-offs in the California tiger salamander. (2014) (26)
- Strictures after gastric surgery: treatment with fluoroscopically guided balloon dilatation. (1995) (25)
- MOLECULAR PHYLOGENETIC ANALYSES (2002) (25)
- Computed tomography of emphysematous gastritis. (1986) (25)
- Candidate gene analysis of thyroid hormone receptors in metamorphosing vs. nonmetamorphosing salamanders (2000) (24)
- Multilocus phylogeny of the New-World mud turtles (Kinosternidae) supports the traditional classification of the group. (2014) (24)
- Utility of Quantitative Genetic Parameters in Character Weighting (1986) (24)
- Distribution and Abundance of Invasive Red-Eared Sliders (Trachemys scripta elegans) in California's Sacramento River Basin and Possible Impacts on Native Western Pond Turtles (Emys marmorata) (2010) (24)
- Allozyme Analysis of Delta Smelt, Hypomesus transpacificus and Longfin Smelt, Spirinchus thaleichthys in the Sacramento-San Joaquin Estuary, California (1995) (23)
- Multiple leiomyomas of the esophagus. (1976) (23)
- Cryptic variation and the tragedy of unrecognized taxa: the case of international trade in the spiny turtle Heosemys spinosa (Testudines: Geoemydidae) (2012) (23)
- Field validation supports novel niche modeling strategies in a cryptic endangered amphibian (2014) (22)
- Report on a collection of amphibians and reptiles from Sichuan, China / (1990) (22)
- Landscape genomics to enable conservation actions: The California Conservation Genomics Project. (2022) (21)
- A new species of leopard frog (Anura: Ranidae) from the urban northeastern US. (2012) (21)
- Habitat Features Determine the Basking Distribution of Introduced Red-Eared Sliders and Native Western Pond Turtles (2013) (21)
- An amphibian chemical defense phenotype is inducible across life history stages (2017) (21)
- Human sphincter of oddi motility and cholecystokinin response following liver transplantation (1993) (21)
- Population genetic and field‐ecological analyses return similar estimates of dispersal over space and time in an endangered amphibian (2017) (20)
- Determinants of size at metamorphosis in an endangered amphibian and their projected effects on population stability (2015) (20)
- Lethal Effects of Water Quality on Threatened California Salamanders but Not on Co‐Occurring Hybrid Salamanders (2013) (20)
- Phylogenetic Relationships Among The Asian Tortoises Of The Genus Indotestudo (Reptilia: Testudines: Testudinidae) (2001) (20)
- Calculating Biologically Accurate Mitigation Credits: Insights from the California Tiger Salamander (2008) (20)
- Population genomic data reveal extreme geographic subdivision and novel conservation actions for the declining foothill yellow-legged frog (2018) (19)
- Experimental removal of introduced slider turtles offers new insight into competition with a native, threatened turtle (2019) (18)
- Assessing effects of non‐native crayfish on mosquito survival (2018) (17)
- Corrosion in Fertilizer Equipment, Corrosion of Metals by Liquid Mixed Fertilizers (1958) (17)
- Amphibian responses in the aftermath of extreme climate events (2020) (17)
- Biosystematics of Ambystoma rosaceum and A. tigrinum in Northwestern Mexico (1983) (17)
- Short pond hydroperiod decreases fitness of nonnative hybrid salamanders in California (2013) (17)
- Molecular phylogeny and divergence of the map turtles (Emydidae: Graptemys). (2017) (17)
- Ecological equivalency as a tool for endangered species management. (2016) (16)
- Individual fluctuations in toxin levels affect breeding site fidelity in a chemically defended amphibian (2016) (16)
- Application of the precautionary principle to taxa of uncertain status - the case of the Bellinger River Turtle. (2011) (16)
- Natural history, ecology, and evolution of the Mexican 'axolotls' (1989) (14)
- Genetic structure and environmental niche modeling confirm two evolutionary and conservation units within the western spadefoot (Spea hammondii) (2018) (13)
- Cerebrospinal fluid ascites. (1978) (13)
- A reassessment of Cuora cyclornata Blanck, McCord and Le, 2006 (Testudines, Geoemydidae) and a plea for taxonomic stability (2009) (13)
- Introduction to Theme “Genomics in Ecology, Evolution, and Systematics” (2013) (12)
- Duodenal obstruction caused by intraluminal duodenal diverticulum and annular pancreas in an adult. (2002) (12)
- Conservation and genetics of the frosted flatwoods salamander (Ambystoma cingulatum) on the Atlantic coastal plain (2012) (12)
- Exon capture optimization in large-genome amphibians (2015) (12)
- Gastrointestinal foreign bodies and strictures: radiologic interventions. (1994) (12)
- Status report: The California tiger salamander (Ambystoma californiense). Contract report to the California Department of Fish and Game, Inland Fisheries Division (Contract number: 9422 and 1383) (1993) (11)
- Factors affecting the thickness of the cervical prevertebral soft tissues (2004) (11)
- Occurrence of Batrachochytrium dendrobatidis in anurans of the Mediterranean region of Baja California, México. (2018) (11)
- Symptomatic webs of the upper esophagus: treatment with fluoroscopically guided balloon dilation. (1995) (10)
- Familial visceral myopathy: the role of surgery. (1985) (10)
- Desert Tortoises in the Genomic Age: Population Genetics and the Landscape (2017) (10)
- Perforation and obstruction of the gastrointestinal tract. Assessment by conventional radiology. (1992) (9)
- Shallow genetic divergence indicates a Congo–Nile riverine connection for the softshell turtle Trionyx triunguis (2011) (9)
- The roentgenographic findings in acute pyelonephritis. (1979) (9)
- Morphological and genetic variation in the endangered Sulawesi tortoise Indotestudo forstenii: evidence of distinct lineages? (2008) (9)
- Fluoroscopically guided balloon dilation of the esophagus. (2010) (9)
- Esophageal anastomotic leaks: preliminary results of treatment with balloon dilation. (1987) (9)
- Allele‐specific expression and gene regulation help explain transgressive thermal tolerance in non‐native hybrids of the endangered California tiger salamander (Ambystoma californiense) (2020) (9)
- Pseudotumoral Lipomatosis of the Abdomen (1982) (9)
- Size and scaling in the Indian frogs Nyctibatrachus and Nannobatrachus (Ranidae) (1988) (9)
- A New Frog of the Genus Oreolalax (Pelobatidae) from Sichuan, China (1993) (9)
- Testing avian, squamate, and mammalian nuclear markers for cross amplification in turtles (2010) (9)
- Efficient screening for ‘genetic pollution’ in an anthropogenic crested newt hybrid zone (2016) (8)
- Demographic inference in a spatially-explicit ecological model from genomic data: a proof of concept for the Mojave Desert Tortoise (2018) (8)
- Historical museum collections and contemporary population studies implicate roads and introduced predatory bullfrogs in the decline of western pond turtles (2020) (8)
- Chelonian Antipredator Strategies: Preliminary and Comparative Data from Tanzanian Pelusios (2010) (8)
- Fertilizer Solubility, Effect of Polyphosphate Content on Properties and Use of Liquid Fertilizers (1965) (8)
- Caveats on the Use of Fossil Calibrations for Molecular Dating: A Reply to Parham and Irmis (2007) (7)
- Radiographic findings in Rocky Mountain spotted fever. (1978) (7)
- Effect of Octreotide on Human Sphincter of Oddi Motility Following Liver Transplantation (1997) (7)
- MCB Camp Pendleton Arroyo Toad Monitoring Protocol: 1. Summary of results from a workshop on August 27, 2002; 2. Monitoring protocol and targeted studies (2003) (7)
- Phylogenetic Uncertainty and Taxonomic Re-revisions: An Example from the Australian Short-necked Turtles (Testudines: Chelidae) (2015) (7)
- ENVIRONMENT-DEPENDENT ADMIXTURE DYNAMICS IN A TIGER SALAMANDER HYBRID ZONE (2004) (7)
- From Poison to Promise: The Evolution of Tetrodotoxin and Its Potential as a Therapeutic (2021) (6)
- Choledochocele: a rare form of choledochal cyst. (1988) (6)
- Landscape genomic signatures indicate reduced gene flow and forest‐associated adaptive divergence in an endangered neotropical turtle (2019) (6)
- Bull's-eye lesions: A new gastrointestinal presentation of mastocytosis (2005) (6)
- Videofluoroscopic assessment of muscle fiber shortening in the in situ canine diaphragm. (1990) (6)
- Comment on Spracklandus Hoser, 2009 (Reptilia, Serpentes, ELAPIDAE): request for confirmation of availability of the generic name and for the nomenclatural validation of the journal in which it was published (Case 3601; BZN 70:234 237; 71:30 38; 133-135,181-182 ,252-253) (2015) (6)
- Spatial variation in introgression along a toad hybrid zone in France (2019) (6)
- Geography is more important than life history in the recent diversification of the tiger salamander complex (2020) (5)
- Genomic Data from an Endangered Amphibian Reveal Unforeseen Consequences of Fragmentation by Roads (2018) (5)
- Are genomic updates of well-studied species worth the investment for conservation? A case study of the Critically Endangered Magdalena River turtle. (2021) (5)
- ANALYSIS OF THE MEXICAN AMBYSTOMATID SALAMANDERS (1984) (5)
- Reptiles of Katavi National Park, western Tanzania, are from different biomes (2011) (5)
- Conservation of Northwestern and Southwestern Pond Turtles: Threats, Population Size Estimates, and Population Viability Analysis (2021) (5)
- Small bowel xanthomatosis: radiologic-pathologic correlation. (1985) (5)
- Divergent sensory and immune gene evolution in sea turtles with contrasting demographic and life histories (2022) (4)
- HETEROCHRONY AS A UNIFYING THEME IN EVOLUTION AND DEVELOPMENT (1992) (4)
- Duplication of the colon: varied presentations of a rare congenital anomaly. (1988) (4)
- Allergy to barium sulfate suspension with angioedema of the stomach and small bowel (1988) (4)
- Gastrointestinal case of the day. Toxic megacolon with underlying ulcerative colitis. (1996) (4)
- Heterochrony as a Unifying Theme in Evolution and Development@@@Heterochrony: The Evolution of Ontogeny. (1992) (4)
- Hypertrophic osteoarthropathy associated with cyanotic congenital heart disease. (1973) (4)
- California Amphibian and Reptile Species of Future Concern: Conservation and Climate Change (2013) (4)
- Basket extraction of esophageal foreign bodies. (1986) (4)
- Reference Genome Assembly of the Big Berry Manzanita (Arctostaphylos glauca) (2021) (4)
- Allele specific expression and gene regulation explain transgressive thermal tolerance in non-native hybrids of the endangered California tiger salamander (Ambystoma californiense) (2019) (4)
- Intended consequences statement (2021) (4)
- CaliPopGen: A genetic and life history database for the fauna and flora of California (2022) (3)
- Liquid Fertilizers, Solubility Relationships in Liquid Fertilizer Systems Based on Superphosphoric Acid (1964) (3)
- Morphological variation and ecological distribution of co-occurring larval forms of Oreolalax (Anura: Pelobatidae) (1994) (3)
- Esophagoenteric anastomotic leaks: treatment with fluoroscopically guided balloon dilatation. (1994) (3)
- Liquid Fertilizers, Solubility Relationships in Liquid Mixed Fertilizer Systems (1959) (3)
- Gas in the appendix: a sometimes significant but nonspecific diagnostic sign. (1979) (3)
- Population Genomics of the Foothill Yellow-Legged Frog (Rana boylii) and RADseq Parameter Choice for Large-Genome Organisms (2017) (3)
- Shoulder pain: an unusual presentation of gastric ulcer. (1989) (3)
- Coexistence within an endangered predator–prey community in California vernal pools (2021) (3)
- Reference Genome of the Northwestern Pond Turtle, Actinemys marmorata (2022) (2)
- Coevolution between MHC Class I and Antigen-Processing Genes in Salamanders (2021) (2)
- The phylogeny of California, and how it informs setting multispecies conservation priorities (2022) (2)
- Gastrointestinal case of the day. Eosinophilic gastroenteritis. (1996) (2)
- Seizing the moment: The opportunity and relevance of the California Conservation Genomics Project to state and federal conservation policy (2022) (2)
- AND FORM IN THE MEXICAN AMBYSTOMATID SALAMANDERS (1984) (2)
- Image of the month. Bourne test, enterovesical fistulas. (2003) (2)
- Barium suspension formulation for use with the bubbly barium method. (1985) (2)
- The natural history and social ecology of addictive behaviors. (1984) (2)
- Radiographic examination of the stomach and duodenum: comparison of single-, double- and biphasic-contrast methods. (1990) (2)
- Studies in comparative detonation sensitivities (1987) (2)
- Radiologic evaluation of the Blom-Singer prosthesis for vocal restoration after laryngectomy. (1982) (2)
- Gastrointestinal case of the day. Sarcoidosis with involvement of liver, spleen, abdominal and thoracic lymph nodes, and lungs. (1996) (2)
- Conservation genomics of the threatened western spadefoot, Spea hammondii, in urbanized southern California. (2020) (2)
- Human tachyoddia due to octreotide (1992) (2)
- Small bowel diseases: diagnosis using radiographic pattern analysis. (1984) (2)
- Phylogeographic Origin of California Slender Salamanders (Batrachoseps attenuatus) in the Sutter Buttes (2021) (2)
- Limitations of Ultrasonography in Evaluating Patients With Jaundice or Cholecystectomy (1981) (2)
- Sonographic diagnosis of a liver cell adenoma. (1986) (2)
- Developmental changes in the attribution of blame. (1971) (2)
- Western pond turtles in the Mojave Desert? A review of their past, present, and possible future (2021) (2)
- Resolution of a pancreatic pseudocyst by spontaneous rupture into the duodenum. (1982) (1)
- A brief history of population genetic research in California and an evaluation of its utility for conservation decision-making (2022) (1)
- Reference genome of the Rubber Boa, Charina bottae (Serpentes: Boidae). (2022) (1)
- A watershed moment: Analysis of sub-basins refocuses the geography of turtle conservation across the globe (2021) (1)
- Reference Genome of the California Glossy Snake, Arizona elegans occidentalis, a Declining California Species of Special Concern. (2022) (1)
- Pattern of Combined Collapse of Right Upper and Right Middle Lobes (1978) (1)
- Follow-up ecological studies for cryptic species discoveries: Decrypting the leopard frogs of the eastern U.S. (2018) (1)
- Tarsal pseudo-coalition--a positional artifact. (1980) (1)
- Toxic Relationships and Arms-Race Coevolution Revisited. (2022) (1)
- Perforation and Obstruction of the Gastrointestinal Tract: Assesment by Conventional Radiography (1995) (1)
- VIII.6. Evolution and Conservation (2013) (1)
- Optimizing management of invasions in an uncertain world using dynamic spatial models. (2022) (1)
- The western painted turtle genome, a model for the evolution of extreme physiological adaptations in a slowly evolving lineage (2013) (1)
- Conservation and genetics of the frosted flatwoods salamander (Ambystoma cingulatum) on the Atlantic coastal plain (2011) (1)
- Reference genome of the black rail, Laterallus jamaicensis. (2023) (0)
- Neoteny (2021) (0)
- REFERENCE GENOME OF THE LONG-JAWED ORB-WEAVER, Tetragnatha versicolor (ARANEAE: TETRAGNATHIDAE). (2023) (0)
- Gastrointestinal case of the day. Portal and mesenteric vein thrombosis. (1996) (0)
- Reference Genome of the Black Surfperch, Embiotoca jacksoni (Embiotocidae, Perciformes), a California Kelp Forest Fish That Lacks a Pelagic Larval Stage (2022) (0)
- Running Phylogenomics of newts Phylogenomics of the adaptive radiation of Triturus newts supports gradual ecological 3 niche expansion towards an incrementally aquatic lifestyle (2020) (0)
- Two transects reveal remarkable variation in gene flow on opposite ends of a European toad hybrid zone. (2023) (0)
- Solubility studies in multicomponent fertilizer solutions (2005) (0)
- Discovery 2 Coevolution between MHC class I and Antigen Processing Genes in salamanders 3 (2021) (0)
- Divergent evolution in the polymorphic granular poison-dart frog, Oophaga granulifera: genetics, coloration, advertisement calls, and morphology (2014) (0)
- An amphibian chemical defense phenotype is inducible across life history stages (2017) (0)
- CaliPopGen: A genetic and life history database for the fauna and flora of California (2022) (0)
- Landscape Genomics Study on California Tiger Salamander (2020) (0)
- IN CHARACTER WEIGHTING1 (1986) (0)
- Double contrast techniques in the diagnosis of inflammatory large bowel disease. (1983) (0)
- Check for Pre-Processing Errors : Alignment , Orthology / Paralogy (2002) (0)
- The painted turtle genome: The evolution of extreme physiological (2013) (0)
- Reference Genome of the California Sheephead, Semicossyphus pulcher (Labridae, Perciformes), A Keystone Fish Predator in Kelp Forest Ecosystems (2022) (0)
- Large-scale experimental removal of non-native slider turtles has unexpected consequences on basking behavior for both conspecifics and a native, threatened turtle (2018) (0)
- Successful Treatment of Fistulizing Crohn's Disease with (2008) (0)
- Amphibian responses in the aftermath of extreme climate events (2020) (0)
- Stratification in the gallbladder during intravenous cholangiography (1978) (0)
- Reference genome of the Woolly Sculpin, Clinocottus analis. (2022) (0)
- Genetic structure and environmental niche modeling confirm two evolutionary and conservation units within the western spadefoot (Spea hammondii) (2018) (0)
- Applying stochastic and Bayesian integral projection modeling to amphibian population viability analysis. (2022) (0)
- Efficient screening for ‘genetic pollution’ in an anthropogenic crested newt hybrid zone (2016) (0)
- Introduction to the Theme, "Statistical Methods in Ecology, Evolution, and Systematics" (2016) (0)
- Chapter 15. Evolution and Conservation (2016) (0)
- Managing invasive hybrids through habitat restoration in an endangered salamander system (2022) (0)
- Biodiversity in a box: three non-native invertebrates preferentially find refugia in green space management infrastructure across urban Los Angeles (2023) (0)
- Response to Comment on “Individual heterozygosity predicts translocation success in threatened desert tortoises” (2021) (0)
- Extension tubing set for percutaneous fluid drainage: improvements in design. (1995) (0)
- Phylogenomics of the adaptive radiation of Triturus newts supports gradual ecological niche expansion towards an incrementally aquatic lifestyle (2018) (0)
- Th 1 e Decline of Aiphibians in California ' s Great Central Valley (2010) (0)
- Report different results in esophageal perforation patients. (1992) (0)
- Response to Comment on “Individual heterozygosity predicts translocation success in threatened desert tortoises” (2021) (0)
- Choledochal cyst: sonographic evaluation of an unusual case. (1980) (0)
- Multiplex qPCR assays for detection of two imperiled anuran species, Anaxyrus californicus and Spea hammondii, from environmental DNA (2023) (0)
- Reference genome of the Virginia rail, Rallus limicola. (2023) (0)
- Conservation Genetics in Mammals: Integrative Research Using Novel Approaches. Edited by Jorge Ortega and Jesus E. Maldonado. Cham (Switzerland) and New York: Springer. $179.99. vii + 378 p.; ill.; no index. ISBN: 978-3-030-33333-1(hc); 978-3-030-33334-8 (eb). 2020. (2022) (0)
- Genomic data reveal local endemism in Southern California Rubber Boas (Serpentes: Boidae, Charina) and the critical need for enhanced conservation actions. (2022) (0)
- Reference genome of the Monkeyface Prickleback, Cebidichthys violaceus (2022) (0)
- The Amphibians, Reptiles and a Whole Lot More (2004) (0)
- Population genomic data reveal extreme geographic subdivision and novel conservation actions for the declining foothill yellow-legged frog (2018) (0)
- Reference genome of the color polymorphic desert annual plant sandblossoms, Linanthus parryae (2022) (0)
- Field of Genes: A conservation genomicist looks at nature (2014) (0)
- Society for the Study of Amphibians and Reptiles (2007) (0)
This paper list is powered by the following services:
Other Resources About H. Bradley Shaffer
What Schools Are Affiliated With H. Bradley Shaffer?
H. Bradley Shaffer is affiliated with the following schools:
