Name	Info	Provider	Link
	free resource	GlyGen glycoinformatics resource	https://glygen.org/publication/PubMed/31015254/
Stem Cells	free resource	MedlinePlus Health Information	https://medlineplus.gov/stemcells.html
	free resource	Mouse Genome Informatics (MGI)	http://www.informatics.jax.org/reference/31015254
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/31015254/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/31015254
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-PGR-2
	subscription/membership/fee required	Silverchair Information Systems	https://aacrjournals.org/mcr/article-lookup/doi/10.1158/1541-7786.MCR-18-1327