1. Temporal and morphologic characteristics of pinopod expression across the secretory phase of the endometrial cycle in normally cycling women with proven fertility 
Rebecca S. Usadi, M.D., Michael J. Murray, M.D., Robert C. Bagnell, Ph.D., Marc A. Fritz, M.D., Ania I. Kowalik, M.D., William R. Meyer, M.D., Bruce A. Lessey, M.D., Ph.D. 
Fertility and Sterility 
Volume 79, Issue 4, Pages (April 2003)
DOI: /S (02)

2. FIGURE 1
Pinopod expression was scored as follows: (A) absence of pinopods; (B) covering <25%; (C) covering 25%–50%; or (D) covering ⪢50% of surface epithelium. Original objective magnification, ×2,070.
Usadi. Characteristics of pinopod expression. Fertil Steril 2003.
Fertility and Sterility  , DOI: ( /S (02) )

3. FIGURE 2 Pinopod scores and serum P levels across the luteal phase.
Usadi. Characteristics of pinopod expression. Fertil Steril 2003.
Fertility and Sterility  , DOI: ( /S (02) )

4. FIGURE 3
Pinopod expression across the luteal phase. (A), Luteal day 2. (B), Luteal day 5. (C), Luteal day 8. (D), Luteal day 10. (E), Luteal day 11. (F), Luteal day 14. Original objective magnification, ×1,050.
Usadi. Characteristics of pinopod expression. Fertil Steril 2003.
Fertility and Sterility  , DOI: ( /S (02) )