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2. Reaction of heparitin sulfate with nitrous acid;Cifonelli;Carbohydr. Res,1968
3. Identification of hyaluronic acid in primary mesenchyme of chick embryos and evidence concerning its developmental significance;Fisher;J. Cell Biol,1976
4. The identification of a sulfated mucopolysaccharide in chick embryos, stages 11–23;Franco-Browder,1963
5. Glycosaminoglycan synthesis by embryonic inductors: Neural tube, notochord, and lens;Hay;J. Cell Biol,1974