Scientific Program : Symposia

The Local Organizing Committee of the International Congress of Comparative Physiology and Biochemistry 2019 is actively working to organize an exciting meeting in Ottawa!




Studying the evolution of host-parasite interactions : advantages of combining mechanistics and evolutionary approaches

Organizers:  Nadia Aubin-Horth

  • Marie-Jeanne Perrot-Minnot,  Combining mechanistics and evolutionary approaches to address the adaptive significance of parasitic manipulation in Acanthocephalans
  • Charissa de Bekker,  What makes a zombie ant tick? An integrative approach towards understanding the molecular basis of parasitic behavioral manipulation
  • Lauren Nadler,  Can parasites indirectly benefit final hosts? The role of behavioural manipulation and trophic transmission in the energetic tradeoffs of a host-parasite system

Physiology of thermal tolerance in ectotherms: Mechanisms of plasticity and adaptation

Organizers:  Heath McMillan and Johannes Overgaard

  • Sarah Diamond, Evolution of thermal tolerance over contemporary and geological timescales: insights from the ants
  • Dillon Chung, Intraspecific variation and thermal acclimation effects on mitochondrial function
  • Vladimir Kostal, Insect tolerance of cold- and freezing-stress injury and its fitness costs
  • Tommy Norin, Upper thermal limits and their (in)dependence on oxygen availability and delivery

Aquatic acidification and fishes: challenges, controversy, and future directions

Organizers:  Graham Raby, Dominique Roche and Sandra Binning

  • Josefin Sundina & Timothy Clark, Reassessing the effects of ocean acidification on coral reef fish behaviour
  • Colin Brauner, Responses of Pacific salmon to CO2-induced aquatic acidification
  • Cosima Porteus, Near-future CO2 levels impair the olfactory system of a marine fish
  • Martin Tresguerres, Basic physiology provides insights about why ocean acidification may affect fish (or not)

Improving risk assessment and recovery of threatened species through consideration of physiological mechanisms

Organizers: Christine Madliger and Steven Cooke

  • Grant Gilchrist, Conservation Biology of Common Eiders in the Canadian Arctic: Contributions of ecophysiology
  • Jessica Mahoney, The applicability of physiology for conservation and management purposes: a case-study using the breeding season of the red-winged blackbird (Agelaius phoeniceus)
  • Nann Fangue, Linking physiological and behavioral responses with effective conservation: lessons from California's endangered fishes
  • Michaël Beaulieu, Can oxidative markers be used to assess animal population health?

The Evolution of Endothermy – From Patterns to Mechanisms

Organizers:​ Martin Jastroch, Rebecca Oelkrug and Elias Polymeropoulos

  • Frank Seebacher, The evolution of regulatory mechanisms underlying endothermy
  • John Speakman, The disadvantages of endothermy
  • Glenn Tattersall, Endothermy in ectotherms
  • Michael Gaudry, Evolution of UCP1 and brown fat
  • Jason Treberg, Endothermy and the evolution of mitochondrial ROS metabolism
  • Julia Nowack, Muscle non-shivering thermogenesis

The evolution of neuropeptides- a stroll through the animal kingdom: Cnidarians to Annelids

Organizers:  Elizabeth Williams and Klaus Hoffmann

  • Thomas Koch & Cornelis Grimmelikhuijzen,  Evolution of neuropeptide signaling in early metazoans
  • Toshio Takahasi,  Structure and function of Hydra neuropeptides
  • Aaron Maule,  Neuropeptide systems and helminth parasite control
  • Daniel Thiel,  Neuropeptide evolution in Xenacoelomorpha
  • Elizabeth Williams,  Peptidergic signaling in the anterior neurosecretory center of the marine worm Platynereis dumerilii

Transgenerational inheritance and phenotype plasticity

Organizers:  Frauke Seemann and Doris Au

  • Neel Aluru,  DNA methylation, microRNA and phenotypic plasticity
  • Warren Burggren,  Transgenerational inheritance, phenotypes and population health
  • Patrick Allard,   A multi-model approach to analyse epigenetic inheritance mechanisms. Environmental stressor-induced transgenerational toxicity
  • Keng Po Lai,  Sex differences in transgenerational reproductive impairment caused by hypoxia

Biological Clocks: Diversity and Common Themes among Vertebrates

Organizers:​ Yoshitaka Fukada and Nicolas Cermakian

  • Yoshitaka Fukada, Post-translational regulation of clock proteins in mice
  • Nicolas Cermakian, Immune clocks in mice and humans and their interplay with pathogens
  • Nicholas Foulkes, Evolution of clock mechanisms of fish under different natural environments
  • Takashi Yoshimura, Comparative study of seasonal clocks in fish, birds and mammal
  • Lily Yan, Comparison of circadian properties between diurnal and nocturnal rodents

Evolution and function of visual and non-visual photoreceptors

Organizers:​ Daisuke Kojima and Joseph Corbo

  • Joseph Corbo, Molecular control of long-wavelength vision
  • Belinda Chang, Evolution and diversity of vertebrate opsins
  • Takahiro Yamashita, Structure and function of visual and non-visual opsins
  • Daisuke Kojima, Retinal photoreceptors regulating body color change in zebrafish
  • Tiffany Schmidt, New roles for an ancient photopigment: Melanopsin phototransduction modulates vision
  • Akihisa Terakita, New roles for an ancient photopigment: Melanopsin phototransduction modulates vision

Molecular, genetic and anatomical bases of invertebrate clock, photoperiodism and seasonality

Organizers:  Sakiko Shiga and David Doležel

  • Colin Steel and Xanthe Vafopoulou,  The brain circadian system of Rhodnius prolixus (Hemiptera): Putative light input pathway and outputs to neuroendocrine cells
  • Sakiko Shiga,  Ascending neuronal pathway to the photoperiodic clock in Riptortus pedestris
  • David Doležel,  Circadian clock genes in daily rhythmicity and seasonality in Pyrrhocoris apterus
  • Kenji Tomioka,  Photoperiod and temperature separately regulate nymphal diapause in the cricket Modicogryllus siamensis
  • Christine Merlin,  Circadian clock control of seasonal responses in the monarch butterfly

Primates and Insects: Parallel Evolution of Multimodal Foraging Ecology

Organizers:​ Mamiko Ozaki and Robart Raguso

  • Amanda Melin, How diet shapes the visual and olfactory systems of primates
  • Toru Maeda, Chemical defense mechanism in plants and olfactory and gustatory reactions to it in insects
  • Hiroo Imai, How diet shapes the olfactory and gustatory systems of monkeys
  • Robert Gegear, Effect of multimodal sensory integration on adaptive decision-making in bumblebees

Recent advances in olfactory learning and memory: homology and diversity from worms to mammals

Organizers:​​ Yoshihiro Murata and Kyuhyung Kim

  • Kyuhyung Kim, Pheromone mediated behavioral plasticitiy in C. elegans
  • Ryota Matsuo, Aversive olfactory learning in the slug
  • Yukihisa Matsumoto, Olfactory memory in the cricket
  • Yoshihiro Murata, Pheromonal memory for sustaining pregnancy in the female mouse

Living at low pace: From the whole organism to the molecule

Organizers:​​ ​Sylvain Giroud and Ken Storey

  • Annika Herwig, Neuroendocrine mechanisms of torpor regulation in the Djungarian hamster
  • Roberto Nespolo, Hibernation in a marsupial: functional genomics, physiological mechanisms and adaptation
  • Rob Henning, Role of endogenous H2S production in torpor
  • Jérémy Terrien, Sex-differences in winter torpor energetics of the grey mouse lemur: insights from physiological and molecular approaches
  • Caroline Habold, Metabolic adaptations of hibernating species: a comparison between fat- and food-storing animals

Hitting a wall: the pace of flexible adjustments to acute environmental change

Organizers:  François Vézina and Emily Cornelius Ruhs

  • Alexander Gerson,  Acute phenotypic flexibility in migratory birds: the causes and consequences of lean mass catabolism during flight
  • Emily Cornelius Ruhs,  Phenotypic adjustments in birds: Snappy responses to rapid environmental changes? 
  • William Karasov,  Phenotypic flexibility of the gut under acute environmental changes
  • Michal Wojciechowski,  Phenotypic adjustments of heat production and heat loss in response to heat and water limitation
  • Shelley Adamo,  The cost of flexibility: immune system adaptation to environmental stressors can lead to a pro-inflammatory state

Oxidative stress in aquatic ecosystems: Integrating responses to multiple stressors

Organizers:​​​ Rosa Freitas, Joanna Joyner-Matos and Maria Christina Vasquez

  • Inna Sokolova, Interactions of mitochondrial bioenergetics and oxidative stress in response to multiple stressors in marine organisms
  • Maria Christina Vasquez, Oxidative stress responses in Mytilus mussel congeners and regulation by sirtuins
  • Gloria Yépiz-Plascencia, Hypoxia affects apoptosis and cell cycle in shrimp
  • Claudia Bueno dos Reis Martinez, Oxidative stress biomarkers for the assessment of the effects of contaminants on freshwater organisms: tools for environmental monitoring
  • Rosa Freitas, Oxidative stress and metabolic impacts induced by emergent pollutants in marine bivalves under predicted climate change scenarios
  • José Pablo Vázquez-Medina, Effects of hypoxia and ischemia on oxidative stress and redox signaling in endothelial cells isolated from seals
  • Iván Gómez-Mestre, Physiological costs of adaptive plastic shifts in amphibian larval development

Trade-offs as a cornerstone of evolutionary physiology: beyond energetics

Organizers: Ted Garland and Vincent Careau

  • Ted Garland,  Trade-offs in organismal biology: different perspectives from different fields
  • Vincent Careau,  Multilevel analyses for multilevel trade-offs
  • Pawel Koteja,  What is traded-off for an increased aerobic exercise, predatory, and herbivorous performance: insights form a multidirectional artificial selection experiment on bank voles
  • Erica Crespi,  Mechanisms underlying evolutionary trade-offs in response to different selection pressures in the least killifish
  • Scott McWilliams,  Dietary antioxidants and flight exercise affect the extent to which antioxidants are delivered to the mitochondria and how female birds allocate nutrients to eggs: physiological trade-offs associated with antioxidant protection

Preparation for Oxidative Stress: Evolution, Ecophysiology and Molecular Mechanisms

Organizers:​​​  Marcelo Hermes-Lima, Georgina Rivera Ingraham and Maximiliano Giraud Billoud

  • Marcelo Hermes-Lima, Direct proof that “Preparation for Oxidative Stress” happens in nature: evolutionary and eco-physiological considerations
  • Céline Audet, “Preparation for Oxidative Stress” in the hypoxic waters of the Gulf of St. Lawrence
  • Maximiliano Giraud-Billoud, Physiological role of “non-classical” antioxidants in estivating/hibernating snails. A new look into “Preparation for Oxidative stress?”
  • Georgina Rivera-Ingraham, Relation between free radical formation and antioxidant defenses: lessons from intertidal invertebrates
  • Daniel Carneiro Moreira, Is there “Preparation for Oxidative Stress” in estivating frogs under natural field conditions of the Brazilian semi-arid Caatinga?
  • Ken Storey, Roles of transcription factors and post-translational modifications of antioxidant enzymes in the control of “Preparation for Oxidative Stress"

Adaptations to extreme and challenging environments

Organizer:  Vera Almeida-Val

  • Adalberto Luis Val, Fish of the Amazon and Global Warming Challenges
  • Göran Nilsson, Phenotypic plasticity of fish gills in response to the environment
  • Chris Wood, Lessons from the Amazon: how the physiology of Rio Negro fish has illuminated our understanding of an important but previously overlooked parameter in environmental physiology, dissolved organic carbon
  • Tyson MacCormack, Remodelling metabolism and stress in variable environments
  • Vera Almeida-Val, How fish will adapt to higher temperature and hypoxia: the evolution of ldh-a gene
  • Ken Storey, Epigenetics, Hypoxia and Metabolic control
  • David Randall, Death of the anthropological view with man on top

Osmoregulatory adaptations of aquatic animals to environmental challenges

Organizers:​​​ ​Bernardo Baldisserotto and Chris Wood

  • Bernardo Baldisserotto, Do freshwater teleosts and gastropods have similar osmoregulatory strategies to deal with pH changes?
  • Alex Zimmer and Steve Perry, Mechanisms of Na+ uptake by zebrafish acclimated to a very low ambient Na+ concentration
  • Carolina Freire, Environmental variability and osmoregulatory plasticity
  • Catherine Lorin-Nebel, Phenotypic plasticity and intraspecific variation in European sea bass Dicentrarchus labrax following salinity change

Aquatic invertebrate neurobiology: the impact of disruptors on neurogenesis, repair, metabolism and reproduction

Organizers:​​​ ​ Silvana Allodi and Anapaula Sommer Vinagre

  • Barbara Beltz, From blood to brain: the immune system provides neural precursors responsible for adult neurogenesis
  • Silvana Allodi, Role of blood cells in the repair of the adult ascidian brain
  • Elena Fabbri, Monoamines in bivalves: physiological mechanisms and disruption by environmental factors
  • Enrique Rodriguez, Neuroendocrine control of crustaceans´ reproduction, and endocrine disruption caused by pollutants
  • Anapaula Vinagre, Neuroendocrine control of crustaceans´ metabolism and disruption by pollutants

Pheromones and kairomones: Identities, detection and modes of action

Organizers:​​​​  Peter Hubbard, Adelino Canário and Barbara Zielinski

  • Paul Moore, The role of kairomones in the behavior and ecology of crayfish: Diets, donors, and detection
  • Chuck Derby, Chemical communication in affiliation, aggression, and mating in decapod crustaceans
  • Maud Ferrari, The effects of environmental change on chemically-mediated antipredator responses in aquatic ecosystems
  • Heather Eisthen, Tainted love: olfactory detection of tetrodotoxin in rough-skinned newts (Taricha granulosa)

Mitochondrial plasticity: how to perform in a constraining environment

Organizers:​​​​ ​ Yann Voituron and Loïc Teulier

  • Karine Salin, Mitochondrial function determines winners and losers under constraining environment
  • Grant McClelland, Evolved differences in mitochondrial function at high altitude in deer mice
  • Christophe Lemoine, Regulatory network and metabolic plasticity
  • Damien Roussel, Thrifty mitochondria  to face environmental energetic challenges in penguins
  • Jason Treberg, How do mitochondria respond to acute warming

Reproduction and sexual development in vertebrates

Organizers:  Vance Trudeau and Gustavo Somoza

  • Hongxia Hu, Exploring the secrets of sex differentiation and gonad development in sturgeon
  • Rafael Nobrega,  Spermatogenesis in zebra(fish): role of cortisol and thyroid hormones
  • Tim Greives,  Mechanisms driving divergence in seasonal activation of songbird reproduction
  • Bronwyn McAdam,  Reproduction in Marsupials 

The evolution of neuropeptides- a stroll through the animal kingdom: Insects to Echinoderms

Organizers:  Klaus Hoffmann and Elizabeth Williams

  • Jan Veenstra,  Evolution of two neuropeptides, calcitonin and RYamide, in insects
  • Reinhard Predel,  Evolutionary consequences of gene duplication prior to the emergence of insects – the CAPA/pyrokinin story
  • Liliana Schoofs, What C. elegans can tell us about the role of neuropeptides in learning and memory
  • Maurice Elphick,  Reconstructing the evolution of neuropeptide signaling: insights from deuterostomian invertebrates