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'The': [99, 156], 'chondroitinase‐treated': [100], 'CNS': [101, 112], 'proteoglycan': [102, 126, 177, 220], 'co‐migrated': [103], 'chondroitinase‐': [106], 'keratanase‐treated': [108], 'In': [111, 182], 'homogenates,': [114], 'addition': [116], 'hyaluronidase': [119], 'brought': [120], 'about': [121], 'release': [123, 157], 'from': [127, 161], 'tissue.': [129], 'Anti‐link': [130], 'reactive': [134], 'two': [136], 'species': [137, 160], 'CNS,': [141], 'mobilities': [143], 'those': [150], 'proteins.': [155], 'these': [159], 'required': [164], 'hyaluronidase.': [165], 'A': [166], 'rabbit': [167], 'antiserum': [168], 'was': [171, 190], 'used': [172], 'identify': [174], 'rat': [180, 205], 'CNS.': [181, 206], 'cord‐derived': [184], 'cell': [185], 'cultures,': [186], 'labeled': [188], 'material': [189], 'associated': [191], 'astrocytes.': [193, 231], 'An': [194], 'cDNA': [196], 'hybridized': [197], '9.5': [200], 'kb': [201], 'mRNA': [202], 'We': [207], 'conclude': [208], 'that': [209, 225], 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