7- Passive immunity and the importance of colostrum

Question 1

List 2 functions of colostrum

Answer 1

Provision of energy
Transfer of passive immunity
Development of GI microbiota

Question 2

Which immunoglobulins are transferred in colostrum and which one has the highest quantity

Answer 2

IgG- 85-90%
IgA- 5%
IgM- 7%

Question 3

From day 1-3, what change in gut microbiota occurs after colostrum

Answer 3

Gradual acquisition of enterococcus and Enterobacteriaceae

Question 4

From 3+ days onwards what other changes in gut microbiota occur

Answer 4

Core gut microbiota of adults appear
Prevotella, Blautia, Ruminococcus- involved in the digestion of cellulose (in grass)

Question 5

What quality is required for colostrum to be considered good

Answer 5

22% brix
at least 50g/L of IgG