L-galactose + NAD(+) => L-galactono-1,5-lactone + NADH + H(+)
l-galactose + nad(+) => l-galactono-1,5-lactone + nadh + h(+)
L-galactose + NAD(+) => L-galactono-1,5-lactone + NADH + H(+)
l-galactose + nad(+) => l-galactono-1,5-lactone + nadh + h(+)