1. Too few proteins lead to night blindness and xerophthalmia.

2. Conclusion: It is feasible to treat severe xerophthalmia by the free grafting of sublingual gland.

3. Scientists want to investigate the relation between xerophthalmia occurrence and smut contiguity.

4. Objective To discuss the possibility of free sublingual gland grafting for the management of xerophthalmia.

5. Objective To analysis the tear protein component of severe xerophthalmia treated with submandibular gland ( SMG ) transplantation.

6. Too few proteins lead to night blindness, perifollicular hyperkeratosis, xerophthalmia, keratomolacia, increased morbidity and mortality in young children.