Table 5: The percentage and number of some expressed genes in prenatal and postnatal ESTs.

Prenatal ESTs Postnatal ESTs
GenesEST%Number of ESTsGenesEST%Number of ESTs

Casein (alpha-S1, alpha-S2, beta, kappa)1,2%15Casein (alpha-S1, alpha-S2, beta, kappa)23,1%277
Immunoglobulins2,9%36Immunoglobulins1,4%17
MHC1,6%20MHC0,4%5
Translation factors, elongation factors2,3%29Translation factors, elongation factors2,5%31
Transcription factors (CREB2F, SRF, AKNA, CRTC2, TCF20, SPDEF)0,4%6Transcription factors (ELF5, NUPR1, BTAF1, TCF12, TFE3, TCF2)0,6%8
Ribosomal proteins15,1%184Ribosomal proteins14,5%174
Growth factors0,3%4Growth factors0,2%3
Beta-lactoglobulin2,2%27Beta-lactoglobulin1,9%23
Lactalbumin00Lactalbumin0,6%8
Beta-2-microglobulin0,4%5Beta-2-microglobulin0,4%6
Fatty acid synthase (FASN)0,5%7Fatty acid synthase (FASN)0,08%1
Fatty acid binding protein00Fatty acid binding protein0,3%4