D-galactose + NAD(+) = D-galactono-1,4-lactone + NADH + H(+)
d-galactose + nad(+) = d-galactono-1,4-lactone + nadh + h(+)
D-galactose + NAD(+) = D-galactono-1,4-lactone + NADH + H(+)
d-galactose + nad(+) = d-galactono-1,4-lactone + nadh + h(+)