1. Endometrial bleeding in hormone replacement therapy users: preliminary findings regarding the role of matrix metalloproteinase 9 (MMP-9) and tissue inhibitors of MMPs 
Martha Hickey, M.D., Jenny Higham, M.D., Mark Sullivan, Ph.D., Lyn Miles, Ian S Fraser 
Fertility and Sterility 
Volume 75, Issue 2, Pages (February 2001)
DOI: /S (00)

2. Figure 1
Diagram of subcloning required to produce the probes for this investigation, showing the different procedures for TIMP-1 (A) and MMP-9 (B).
Hickey. Endometrial bleeding in HRT recipients. Fertil Steril 2001.
Fertility and Sterility  , DOI: ( /S (00) )

3. Figure 2
RNA sequences used for the in situ hybridization procedures. They are complementary to the mRNA sequences and are printed in the 5′-3′ orientation.
Hickey. Endometrial bleeding in HRT recipients. Fertil Steril 2001.
Fertility and Sterility  , DOI: ( /S (00) )

4. Figure 3
In situ hybridization for MMP-9 (A) and (B) TIMP-1 in control tissues. Positive cells are indicated by arrows, demonstrating discrete staining. This would be classified as 2 in both cases (weak, localized immunostaining). Original magnification: A, ×100; B, ×200.
Hickey. Endometrial bleeding in HRT recipients. Fertil Steril 2001.
Fertility and Sterility  , DOI: ( /S (00) )