REAGENT or RESOURCE	SOURCE	IDENTIFIER
Chemicals, peptides, and recombinant proteins
Matrigel membrane matrix	Corning	Cat# 354234
PBS, pH 7.4	Thermo Fisher Scientific	Cat# 10010049
Aquasonic clear ultrasound transmission gel	Aquasonic Gel	Cat# PLI 03-50
Protex disinfectant spray	Parker Laboratories, Inc.	Cat# 42-32
Experimental models: Cell lines
Human: LM3.3 cells, a metastatic clone of MDA-MB-231	(Minn et al., 2005)
Experimental models: Organisms/strains
Mouse: 6‒10-week-old female C.B-Igh-1b/IcrTac-Prkdcscid	RPCCC in-house	N/A
Software and algorithms
Vevo LAZR	VisualSonics Inc.	https://www.visualsonics.com/product/imaging-systems/vevo-lazr
GraphPad Prism v9.3.1	GraphPad Software	https://www.graphpad.com/
Other
BD Micro-Fine IV insulin syringes 28G	BD	Cat# 329424
Extra fine Graefe forceps	Fine Science Tools	Cat# 11150-10
Hair removal cream	Veet	NA
Puralube ophthalmic ointment	Dechra	NA
Vevo LAZR LZ250 transducer	VisualSonics Inc.	Part of Vevo LAZR
Nd:YAG laser with optical parametric oscillator (OPO)	VisualSonics Inc.	Part of Vevo LAZR
Puritan 6″ sterile standard rayon swab w/wooden handle	Puritan	Cat# 25-806 1WR