{WPSA Working group 6 (Reproduction)}

webmaster glenn baggott, London, UK

Combined Meeting

Incubation and Fertility Research Group (IFRG/WPSA Working Group 6)

and the

Fundamental Physiology and Perinatal Development Group (WPSA Working Group 12)

2017 Meeting – Hof van Wageningen

August 30th – September 1st 2017


Locations of visitors to this page


Incubation and Fertility Research Group
(WPSA Working Group 6)

Fundamental Physiology and Perinatal Development Group (WPSA Working Group 12) 

August 30th – September 1st 2017

Wageningen, The Netherlands


Outline Programme
Detailed programme can be downloaded here
Wednesday, 30th August
09:00 – 10:00
Welcome and Registration  
10:00 – 12:00 
Session 1: Influence of breeder on chick health and performance 


Breeder age and chick health


Marleen Boerjan
  Effects of breeder age and oxygen concentration during incubation on embryonic heat production and development, and post-hatch chick performance  Roos Molenaar
  Adipokines, feeding levels and omega 3 fatty acids supplementation in the control of fertility steroidogenesis, laying performance and offspring development in broiler breeders hens. Joelle Dupont 
  Adipokine expression profiles during early broiler embryo development and regulation by maternal feeding restriction and omega -3 fatty acid supplementation  Namya Mellouk
13:30 – 17:15 Session 2: Egg storage and handling
Influence of heat treatment during egg storage on number of chicks and chick quality Aline Ferreira
Cellular and morphological characterization of freshly laid blastoderms to study effects of storage conditions on embryonic survival and hatchability in broilers

Yuval Cinnamon

Hatch traits of artificially incubated of ostrich eggs as affected by setting position, angle of rotation and season Zanell Brand
  Handling with care – controlling loss of hatching eggs and hatchability of broiler breeders due to mechanical impact  Timea Torma
  Effects of broiler breeder age and egg storage duration on hatchability rate, chick quality and later life performance in hot climates  Heida Nasri 
Conference Dinner  
Thursday, 31th August
08:45-10:40 Session 3: Impact of parental effects 
Examination of the combined effect of parental thermal stress and thermal treatment of the offsprings on early embryonic development on primordial germ cells Invited Young Researcher Lecture: Bence Lázár
  Hormone-mediated maternal effects: gonadal steroid levels in freshly laid bird eggs do not represent maternal alloc  Neeraj Kumar 
  Avian yolk hormones: recent understandings of mechanisms and their function Invited Keynote lecture:
Prof. Ton Groothuis  
11:00-12:30 Session 4: Adaptation and epigenetic alteration in birds 
Gene activity through epigenetic alterations in quails Vincent Coustham
Avian adaptation to heat by prenatal acoustic stimulation: from songbirds to poultry Invited Key note lecture:
Mylene Mariette
13:30-17:30 Session 5: Incubation parameters and chick vitality
Importance of incubation conditions on proper In-Ovo vaccination  Mike Wineland
How much the In-ovo injection process can affect the contamination level and chick quality (case study) Muntasar Salem
Changes in oxygen levels during incubation as a new way to affect Tibial dyschondroplasia incidence in broiler chicks Shelly Druyan
  The interaction between carbon dioxide concentration and eggshell temperature during second half of incubation in broiler chickens  Henry van den Brand
The effects of temperature during late incubation on broiler chicken development. Conny Maatjens
Affecting leg bone development in broiler chickens through incubation lighting schedules Carla van der Pol
Friday, 1st September 2017
Session 6: Control and programming of energy balance
Identification of adipokines involved in the selective breeding of broiler and layer hens provided new insights about the role of adipose tissuein chicken reproduction Miriam Friedman-Einat
  Embryonic “over”-nutrition and metabolic malprogramming in the avian primary brain area for control of energy balance, feed intake and body weight Barbara Tzschentke
Heat production of chicks with and without access to feed and water between hatching and pulling Inge van Roovert-Reijrink
Impact of perinatal temperature training and feed composition during growing phase on production efficiency in males of different chicken lines

Barbara Tzschentke

NPY and metabolic hormones: programming by short-term temperature training in the final embryonic development Sabrina Tatge
Effect of feed and water treatments during a transport period (6 h) on broiler chick development Marieke van Eijk-Priester
Effects of temperature variations during incubation and postnatal growth on performance, metabolism and health of meat-type chickens Anne Collin
In vitro effects of triiodothyronine and insulin on the metabolism of muscle cells from chickens submitted or not to heat manipulation during embryogenesis Nathalie Couroussé
Development of the body wall in the chick embryo Zdenka Zemanova
The heart rate response to moderate and severe acute hypoxia in the 4-day old chicken embryo Marina Nechaeva
The effect of preincubation storage on hatchability in Japanese quail M. Lichovnikova
The effect of preincubation during egg storage on embryo development of young parent stock M. Tesarova
  Changes in embryo development and chick quality from four different egg size in Bronze Turkey  A. Sözcü 

Download report of 2017 meeting here

Abstracts of presentations are published in

European Poultry Science, 81. 2017, DOI: 10.1399/eps.2017.204


2017 meeting participants








4th, 5th and 6th December 2016

Invited speaker

Elisabeth Blesbois (INRA, Tours, France)

Dr Blesbois will review research on reproduction (including biotechnology) necessary for the preservation of endangered avian species. Elisabeth Blesbois is the leader of an EU-funded project on reproduction addressing this specific topic.

Download report here (.pdf)

Download abstracts of presentations here (.pdf)


5th December 2016
Session 1: Nutrition of the embryo, hatchling and day old chick
Prof. Zehava Uni,

Poultry Nutrition. Physiology and Embryology

Department of Animal Science

Faculty of Agriculture, Food and Environment. The Hebrew University of Jerusalem

Nutritional limitation during poultry embryonic development

Dr. Henri Woelders,

Wageningen Livestock Research, WUR department Genomica

Microbial colonization in day old chick intestine.

Dr. Inge van Roovert-Reijrink

Hatch Tech b.v. Adaptation Physiology Group Wageningen University.

Effect of feed and water access on hatchling BW changes between hatch and pull

Dr.Okan Elibol

Dept. of Animal Sciences, Faculty of Agriculture,University Ankara Turkey, Petersime Belgium University  

Effect of post-hatch delayed feed access time on yolk sac utilization and broiler live.

Mylène Da Silva,

INRA UR 83, Nouzilly France

Extra-embryonic tissues and embryonic nutrient transfer

6th December 2016
Session 2: Preservation of endangered species
Dr. Elisabeth Blesbois,

Reproductive physiology and Behaviors, UMR, INRA CNRS IFCE Tours University France

Reproduction and reproductive biotechnologies for preservation of endangered avian species and breeds

Dr. Patricia Brekke.

Institute of Zoology, Zoological Society of London, UK

Title to be confirmed:

Ecology, evolution and conservation of reintroduced species

Session 3: Sperm physiology and fertilization  
Dr  Nadine Gérard

INRA PRC Centre de Recherches de Tours, Nouzilly

Sperm storage in hens: comprehensive proteomic analysis of uterine fluid and SST in relation to fertility length

Cindy Riou,

INRA PRC Centre de Recherches de Tours, Nouzilly 

Sperm storage: ultrastructural investigation of avian spermatozoa incubated in selected fractions of uterine fluid

Poster session
Nadine Gerard: Sperm storage in the hen oviduct: expression of progesterone receptors, structural proteins and heat shock proteins

Marine Dewez (HYbrid Turkey SAS) Ctscan, an innovative tool to predict body composition in reproductive hens

LACordeiro:  In vitro interaction of spermatozoa with hen's sperm storage tubules 

Cindy Riou: About the avian uterine fluid proteome: exosomes significance and biological processes in regards to eggshell mineralization, immunity and reproduction

The influence of chronic hypoxia during the first 10 days of incubation on embryonic parameters in broiler chickens.

Sarah –Anne David

INRA, Nouzilly, France

Impact of embryonic heat acclimation on histone post-translational modifications in chickens

Seline Schallier,

University Leuven, Belgium

Title tbc

Dr. A. Dinah Nicholson,

Aviagen, UK

Modelling and Quantification of the Thermoregulatory Responses of the Developing Avian Embryo.



Any queries about the 2016 meeting should be addressed to:
Dr Marleen Boerjan

webmaster glenn baggott
webdesign: dijana maric 2002 -? Birkbeck College, University of London