Table of Materials
| Name of Material/ Equipment | Company | Catalog Number | Comments/Description |
|---|---|---|---|
| Adhesive tape | Leica | #39475214 | |
| Alexa fluor 488-goat anti-Rabbit secondary antibody | Invitrogen | A-11034 | |
| Antifade Mountant with DAPI | Invitrogen | P36931 | |
| bovine serum albumin | Sigma | A2153 | |
| Coverslips | Fisher Brand | 12–545-E | |
| Cryostat | Leica | CM1850 | |
| EDTA | Sigma | E6758 | |
| Fluorescence microscope | Olympus | BX51 | |
| Gelatin | Sigma | G1890 | |
| In Situ Cell Death Detection Kit | Millipore | S7165 | |
| Microscope slides | Fisher Brand | 12-550-15 | |
| OCT Compound | Fisher Healthcare | 23-730-571 | |
| Paraformaldehyde (PFA) | Sigma | P6148 | |
| Phosphate buffered saline (PBS) | Sigma | P4417 | |
| Polyethylene glycol tert-octylphenyl ether | Sigma | T9284 | Triton™ X-100 |
| Proteinase K | Invitrogen | AM2542 | |
| Rabbit anti-Ki67 antibody | Cell Signaling Technology | 9129 | Lot#:3; RRID:AB_2687446 |
| Rabbit anti-pSmad1/5/9 antibody | Cell Signaling Technology | 13820 | Lot#:3; RRID:AB_2493181 |
| Sodium citrate | Sigma | 1613859 | |
| Sucrose | Sigma | S9378 | |
| Tris | Sigma | 10708976001 |