Meeting Abstract P2-187 Friday, Jan. 6 15:30 – 17:30 Triclosan stimulates the activity of the molting enzyme N-acetyl-beta-glucosaminidase in the epidermis of the fiddler crab, Uca pugilator HAGEN, A.; ZOU, E.*; Nicholls State University; Nicholls State University em.zou@nicholls.edu Triclosan (TCS), an antimicrobial agent frequently found in aquatic environments, has recently been shown to inhibit crustacean molting. The […]
year: 2017
Transcriptional regulation of ecdysteroid biosynthesis in the tobacco hornworm, Manduca sexta
Meeting Abstract P2-89 Friday, Jan. 6 15:30 – 17:30 Transcriptional regulation of ecdysteroid biosynthesis in the tobacco hornworm, Manduca sexta WANG, VR; SAITO, A*; SUZUKI, Y; Wellesley College; Wellesley College; Wellesley College vwang2@wellesley.edu Metamorphosis is characterized by dramatic morphological changes during the life cycle of an organism. In many insects, metamorphosis is triggered by a size-dependent mechanism, […]
Trait Covariation Viewed Through a Performance Paradigm Lens
Meeting Abstract P2-227 Friday, Jan. 6 15:30 – 17:30 Trait Covariation Viewed Through a Performance Paradigm Lens PEIMAN, KS*; ROBINSON, BW; Carleton University, Canada; University of Guelph, Canada kathryn.peiman@carleton.ca Phenotypic covariation occurs within and among morphological, behavioral, physiological and life history traits at four biological scales: within individuals, within populations, among populations, and among species. However, the […]
Tracheolar and mitochondrial investment varies with developmental pOsub2sub in Drosophila melanogaster
Meeting Abstract P2-252 Friday, Jan. 6 15:30 – 17:30 Tracheolar and mitochondrial investment varies with developmental pO2 in Drosophila melanogaster HARMON, JL*; PARKER, G; OLSEN, M; GSTREIN, G; VANDENBROOKS, JM; Midwestern University; Midwestern University; Midwestern University; Midwestern University; Midwestern University jharmon82@midwestern.edu Atmospheric oxygen has wide ranging effects on insect physiology including changes in body size, development, lifespan, […]
Timing of Life History Stages and Endocrine Mechanisms in Seasonal versus Aseasonal Environments
Meeting Abstract P2-74 Friday, Jan. 6 15:30 – 17:30 Timing of Life History Stages and Endocrine Mechanisms in Seasonal versus Aseasonal Environments GONZALEZ-GOMEZ, PL*; ECHEVERRIA, V; ESTADES, CF; PEREZ, JH; KRAUSE, JS; WINGFIELD, JC; Univ. of California, Davis; Universidad de Chile; Universidad de Chile; Univ. of California, Davis; Univ. of California, Davis; Univ. of California, Davis plgonzalezgomez@gmail.com […]
Thermal Tolerance Varies with Body Size in Orchid Bees
Meeting Abstract P2-31 Friday, Jan. 6 15:30 – 17:30 Thermal Tolerance Varies with Body Size in Orchid Bees BEANS, AL*; DUELL, ME; HARRISON, JF; Arizona State University 205abeans@gmail.com As climate change drives historically stable air temperatures upward, the effects on ectotherms may be severe. Animal body size affects responses to many environmental factors; however, it is not […]
The use of a colorful morphological signal as a status symbol in the prairie lizard, Sceloporus consobrinus
Meeting Abstract P2-50 Friday, Jan. 6 15:30 – 17:30 The use of a colorful morphological signal as a status symbol in the prairie lizard, Sceloporus consobrinus ROBINSON, CD*; GIFFORD, ME; University of Central Arkansas; University of Central Arkansas cdrobinsontx@gmail.com In many taxa, colorful morphological features are used to advertise individual quality to conspecifics. Variation in these traits […]
The role of γ -aminobutyric acid in anoxic and desiccated annual killifish embryos
Meeting Abstract P2-76 Friday, Jan. 6 15:30 – 17:30 The role of γ -aminobutyric acid in anoxic and desiccated annual killifish embryos ZAJIC, DE*; PODRABSKY, JE; Portland State University; Portland State University zajic@pdx.edu http://www.pdx.edu/podrabsky-lab/ In most organisms, even brief episodes of low oxygen supply can cause irreparable damages to vital organs, such as the brain and heart. […]
The role of Ventral veins lacking in reproduction and embryogenesis in Oncopeltus fasciatus
Meeting Abstract P2-91 Friday, Jan. 6 15:30 – 17:30 The role of Ventral veins lacking in reproduction and embryogenesis in Oncopeltus fasciatus MCDONALD, I*; SARWAR, P; SUZUKI, Y; Wellesley College; Wellesley College; Wellesley College imcdonal@wellesley.edu Hormones play major roles during development and reproduction in multicellular organisms. However, the evolution and development of endocrine glands and hormone biosynthesis […]
The organizing role of TGF beta signaling in axis formation of the annelid Capitella teleta
Meeting Abstract P2-70 Friday, Jan. 6 15:30 – 17:30 The organizing role of TGF beta signaling in axis formation of the annelid Capitella teleta LANZA, AL*; SEAVER, EC; University of Florida; University of Florida alexislanza@gmail.com Embryonic organizers are signaling centers that coordinate developmental events within an embryo. Localized to either an individual cell or group of cells, […]
