PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 19111924-7 2009 We discovered that gp120 is retrogradely transported with FR along a direct pathway from the superior colliculus to the retina and anterogradely transported with DiI to several areas of the occipital cortex. dilC18(3) dye 162-165 Envelope surface glycoprotein gp160, precursor Human immunodeficiency virus 1 19-24