Question

In the primary synthetic pathway of vitamin D, a precursor to vitamin D is made by [Select] in the epidermis, and then released into the blood. Cells in the Select] convert it to its final active form which is released into the blood and causes (Select] absorption of calcium in the intestines and kidney.

Answer 1

In the primary biosynthetic pathway of vitamin D, a precursor to vitamin D is made by keratinocytes in the epidermis and released into blood. Cells in kidney convert to its final active form which is released into the cell causes increased absorption of calcium inkidney and intestine.

2)Synthetic vitaminD causes decrease in tumor growth

Turns anti tumor genes on

Inhibits the proliferation of tumor cells

Increases GADD45 alpha secretion

3. Cytokine are chemicals that enable the immune cells to communicate

4. VDRE present in genes

vitamin d,

Defensin beta 2,

GADD45 alpha

5. functions of vitamin D includes

Absorption of calcium, prevention of certain type of cancers and antimicrobial activity

Prevents inflammation is wrong since it increases the inflammation

6. Factors impact the level of vitamin D in humans are

Diet, latitude, race/ ethnicity