| spermia was found in 16 cases in November 1954, atrophic. possessing the interstitial tissue composed of loosely arranged connective tissue. Sper- matogonia were greatly decreased in number, and in some areas they were completely lacking. T 2 T 8 No sperm was encountered within the lumen T 206 days after the explosion, was remarkably 3 Number of Spermatozoa (mm?) lowering of motility and morphological abnormalities of spermatozoa were also observed. The testicle of the fatal case, which died 3 Both 1 | 9 | Jora 1 9. Sh e.g. about 8 months after the detonation. 1955 ae 1956 bab hl 1957 ph rd ed erred 1958 11 1959 of either seminiferous tubules or epididymis. Indications of recovery were observed at about one year after the explosion in some patients, but numberof spermatozoa wasstill far below normal value in all the cases. Most of them began to reveal a sign of regeneration about 2 found in a few cases about 4 weeks after the years after the exposure, and got children (Fig. 5 and Table 2). t.e. the repeated appearanceof jaundicein several Fig. 5, Changes in the Number of Spermatozoa 5. Liver Function Slight disturbances of the liver function were initial exposure. Later it became more obvious, cases, an increase of serum gamma-globulin con- con a 1954 T-1 2 3 5 6 7 8 K- 1 2 3 4 5 6 7 8 9 10 11 12 13 +14 15 16 M M M M M 1955 (2) | (3) (2) (4) (3) Marriage and Childbirth of the Patients 1956 1957 A 1958 1959 1960 f M M m M; m m M m C M oA m ,,A8° in m m f M f M f ‘¢ f IM f M | | f M f IM f f M Mevesee Marriage Meseees Male 1963 f M m; M M M (2)| 1962 f M M (3) 1961 im f f f deren No. of children at the time of exposure foveees Female Acerese Abortus speveees Fatal case m ; m 27 38 28 30 28 27 26 22 25 25 24 22 26 18 23 22 24 23 18 22 39 m 27 20 aeS Table 2.

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