随着免疫学的进展,脾脏功能日趋重视,但从年龄观点,保脾和切脾的问题仍有争议。为此,本实验就不同年龄小鼠脾脏的去留对肺炎球菌感染的影响作进一步研究,现报道如下: 1 材料与方法 健康雄性小鼠224只,幼龄鼠3～4周龄,体重12～15g;成年鼠3～4月龄,体重30～35g,随机分组(表 With the progress of immunology, spleen function has been paid more and more attention, but from the age point of view, the issue of protecting the spleen and spleen is still debated. To this end, the experiment on different age mice spleen left pneumococcal infection for further study, are reported as follows: 1 Materials and Methods 224 healthy male mice, young mice 3 to 4 weeks of age, body weight 12 ~ 15g; adult mice 3 to 4 months old, weighing 30 ~ 35g, randomized (Table