Reagent	Type	Manufacturer	Catalog #	Comments
MMTV-PyMT+/tg; Postn+/− FVB male mouse	Animal model	Original lab	n/a	From original lab
MMTV-PyMT+/tg; Postn−/− FVB male mouse	Animal model	Original lab	n/a	From original lab
Postn−/− FVB female mice	Animal model	Original lab	n/a	From original lab
Postn+/+ FVB female mice	Animal model	Charles River	Strain code: 207	Original was from France
PureGenome tissue DNA extraction kit	Kit	EMD Millipore	72635	Original not specified
MMTV-PYVT384 primer	Nucleic acid	Sequences provided by original authors; specific brand information will be left up to the discretion of the replicating lab and recorded later
MMTV-PYVT385 primer	Nucleic acid
Postn-5′ primer	Nucleic acid
Postn-3′ primer	Nucleic acid
INT-as primer	Nucleic acid
dNTPs (10 mM)	Chemical	Sigma–Aldrich	D7295	Included during communication with authors. Original brand not specified
Taq-polymerase (with tubes of 10× PCR buffer and 25 mM MgCl2)	Enzyme	Sigma–Aldrich	D4545	Included during communication with authors. Original brand not specified
PCR system	Equipment	Applied Biosystems StepOne		Original not specified
Isoflurane	Chemical	Specific brand information will be left up to the discretion of the replicating lab and recorded later
StereoZoom stereomicroscope, zoom range 0.8×–4.0×	Instrument	Bausch & Lomb	n/a	Original a Leica M205 FA