About the Authors

Barbara Gawronska-Kozak

b.kozak@pan.olsztyn.pl

Affiliation Institute of Animal Reproduction and Food Research of Polish Academy of Sciences, Olsztyn, Poland

Anna Grabowska

Affiliation Institute of Animal Reproduction and Food Research of Polish Academy of Sciences, Olsztyn, Poland

Anna Kur-Piotrowska

Affiliation Institute of Animal Reproduction and Food Research of Polish Academy of Sciences, Olsztyn, Poland

Marta Kopcewicz

Affiliation Institute of Animal Reproduction and Food Research of Polish Academy of Sciences, Olsztyn, Poland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: BGK. Performed the experiments: BGK AG AKP MK. Analyzed the data: BGK AG. Contributed reagents/materials/analysis tools: BGK AG AKP MK. Wrote the paper: BGK AG.