(C) PAX6+ apical progenitors (red, enclosed by dotted line) are localized to a ventricular zone-like region. (B) Immunohistological analysis on cryosections of cerebral organoids reveals cortical regions within the organoid labelled by the apical progenitor marker PAX6 (red) and neuronal marker β-tubulin III (green). Cerebral organoids at this stage are made up of phase-dark structures that may be surrounded by regions of thinner, more translucent structures that display layering (arrowheads). (A) A representative phase-contrast image of a whole cerebral organoid at day 40 generated using the STEMdiff™ Cerebral Organoid Kit. Tissue and Cell Culture Dissociation Reagents.This brochure is identical to the 1978 one except Richard Thornburg (1979-87) is now listed as governor, and so this is a 1979 issue.Work at STEMCELL View Current Opportunities > Shown here is a Pennsylvania Turnpike Commission map. No official map issued the state began issuing official mapsĮvery two years. This brochure is similar to the 1977 one except for the cover picture, and is believed to be a 1978 issue. Penna Turnpike, Pennsylvania Turnpike Commission. This 12 x 18 inch brochure is a redesign and now has a dated General Drafting map. It has a larger (and credited) Rand McNally map dated to 1976, and surrounded with small maps of the interchanges.Īpparently Pittsburgh complained about all the This is the actual bicentennial map expanded to an 18 x 23 inch size. There's nothing like the Pennsylvania Turnpike, Pennsylvania Turnpike Commission. This map also has a larger folded size,Ībout 9 x 5 inches, instead of 9 x 3 inches. The state managed to get a really good cover design for This 12 x 16 inch brochure has an uncredited Rand McNally map that is code dated to 1975. This is a picture of Independence Hall in Philadelphia There is no map inside, just some colored lines to figuratively represent the pike. This undated brochure was put out during the Shapp years and so is dated 1974 here as no other turnpike item for that year has been seen. Pennsylvania Turnpike, Pennsylvania Turnpike Commission. This brochure is very like the previous one except the Rand McNally map is dated 1973.Ī second 1974 map was issued titled 'Fishing and Boating Penna Turnpike The Bicentennial Highway, Pennsylvania Turnpike Commission. It is more detailed than the previous ones and similar to a commercial Rand McNally state map. Dispite what is on the cover, this 16 x 18 inch brochure has a Rand McNally map dated 1972. Penna Turnpike "The Bicentennial Highway", Pennsylvania Turnpike Commission. This 11 x 17 inch brochure has a Rand McNally map dated 1971.Īgain, a truly awful photo and cover design. Map covers except for the attractive 1976 Bicentennial cover.
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