Table 1

Physiological characteristics of Xenopus laevis female frogs from two different batches
Batch Young frogs Ageing frogs
Parameter
Age 2 y.o. 4-4.5 y.o.
Average body weight 72 g 98 g
Start of egg laying* within 11 h within 12 h
Volume of laid eggs** ~ 15 ml ~ 20 ml
Healthy eggs >90% >90%
Number of animals 11 15

* time after hCG administration.

** packed volume of jelly layer-coated eggs.

Iguchi et al.

Iguchi et al. BMC Cell Biology 2013 14:11   doi:10.1186/1471-2121-14-11

Open Data