Conclusion Mitoticindex and tumor size may be the valuable prognostic factors, however chemotherapy after operation can't improve the patients' survival.
With different concentrations of sewage and aluminum sulfate as a mutagen, pea root tip cells in the mitoticindex, micro-rate and the rate of chromosomal aberrations are determined.
以不同浓度的污水和硫酸铝作为诱变剂，测定豌豆根尖细胞的有丝分裂指数、微核率和染色体畸变率。
3
The cell mitoticindex decreased when the concentration of MH increased in a certain range, however, the ratios of micronucleus and chromosome aberration could increase.