Phone: +30 24410 66029

 Contact with students: Πέμπτη 14:00 – 16:00

Irene Valasi

Associate Professor

Animal Physiology


Research interests

Physiology of reproduction and milk production in small ruminants, Embryonic and neonatal development, Heat stress and reproduction, Oxidative stress, Control of oestrus activity and artificial insemination, Assisted reproduction


Curriculum vitae

Irene Valasi graduated from the Veterinary Faculty of Aristotle University of Thessaloniki, Greece (2000) and received her PhD from the Faculty of Veterinary Science of University of Thessaly, Greece (2006). She is a Diplomate of the European College of Small Ruminant Health Management (Dip ECSRHM 2013). Currently, she is an Associate Professor in the Faculty of Veterinary Science of University of Thessaly, where she serves since 2011. At post-graduate level she taught in Department of Animals Science of Agricultural University of Athens (2013-2018) and in the Department of Animal Production of TEI of Thessaly (2016-2018). She is the supervisor of one PhD-student and has been a member of the advisory committee of 7 PhD-students. She has been the leader of the research team of 2 research projects and member of 12 others (national or european). She has organized 2 European CPD–courses and she has been a trainer in other 2 CPD-courses (in Greece and in Spain). She has published 29 articles in peer review journal, 7 book chapters and one special issue in international journal (cumulative impact factor: 41.225) and she has received >460 citations. She has had 79 presentations in national and international congresses, in 5 of them participated as invited lecturer.

Full curriculum vitae



  • Physiology I
  • Physiology II
  • Physiology of Reproduction in Small Ruminants

Selected Publications

Bouroutzika E, Kouretas D, Papadopoulos S, Veskoukis AS, Theodosiadou E, Makri S, Paliouras C, Michailidis M-L, Caroprese M, Valasi I (2020). Effects of melatonin administration to pregnant ewes under heat-stress conditions, in redox status and reproductive outcome. Antioxidants, 9(3), Article number 266.

Valasi I, Barbagianni MS, Ioannidi KS, Vasileiou NGC, Fthenakis GC, Pourlis A (2017). Developmental anatomy of sheep embryos, as assessed by means of ultrasonographic evaluation. Small Ruminant Research, 152: 56-73.

Barbagianni MS,  Mavrogianni VS, Katsafadou AI,  Spanos SA,  Tsioli V,  Galatos AD,  Nakou M,  Valasi I,  Gouletsou PG,  Fthenakis GC (2015). Pregnancy toxaemia as predisposing factor for development of mastitis in sheep during the immediately post-partum period. Small Ruminant Research, 130(1): 246-251.

Fthenakis GC, Arsenos G, Brozos C, Fragkou IA, Giadinis ND, Giannenas I, Mavrogianni VS, Papadopoulos E, Valasi I (2012). Health management of ewes during pregnancy. Animal Reproduction Science, 130: 198-212.

Valasi I, Chadio S, Fthenakis GC, Amiridis GS (2012). Management of pre-pubertal small ruminants: Physiological basis and clinical approach. Animal Reproduction Science, 130: 126-134.