TY - RPRT TI - Cell surface changes occurring during sea urchin embryonic development monitored by quantitative agglutination with plant lectins. AU - S W Krach AU - A Green AU - G L Nicolson AU - S B Oppenheimer PY - 1974 DO - 10.1016/0014-4827(74)90396-6 UR - https://pubmed.ncbi.nlm.nih.gov/4817720/ ID - 4817720 ER -