Table.

Primary Antibodies and Stains

Name	Type	Company	Code	Dilution
F4/80	mAb	Abcam, Cambridge, UK	AB 6640	1:200
GFAP	pAb	DAKO, Ely, UK	ZO334	1:400
CD31 (PECAM-1)	pAb	BD Biosciences, San Diego, CA	BD 553370	1:500
ZO-1	mAb (rabbit)	K.M., UCL*		1:400
Fluorescein-labeled GSL I-B4 isolectin	Lectin stain	Vector Laboratories	FL-1205	1:400
EZ-Link Sulfo-NHS-LC-Biotin	Avidin-Biotin stain	Thermo Scientific, Loughborough, UK	21327	10 mg/mL

pAb, polyclonal Ab.

^* Kindly provided by Karl Matter, PhD.¹⁴