| Bacteriology of the Genital Tracts of Normal Young Calves | ||||
|---|---|---|---|---|
| Group I | ||||
| Number | Right sem. vesicle | Left sem. vesicle | Right testis | Left testis |
| 1 | ||||
| 2 | ||||
| 3 | ||||
| 4 | ||||
| 5 | Staph. albus. | |||
| 6 | ||||
| 7 | ||||
| 8 | ||||
| 9 | Staph. albus. | Staph. albus. | ||
| 10 | ||||
| 11 | ||||
| 12 | ||||
| 13 | ||||
| 14 | ||||
| Bacteriology of the Genital Tracts of Mature Fertile Bulls | ||||
|---|---|---|---|---|
| Group II | ||||
| Number | 1 | 2 | 3 | 4 |
| Right seminal vesicle | ||||
| Left seminal vesicle | ||||
| Prostate | ||||
| Cowper’s | ||||
| Right testis | ||||
| Left testis | ||||
| Right epid. | ||||
| Left epid. | Streptococcus viridans. | |||
| Right scrotal sac | ||||
| Left scrotal sac | Streptococcus viridans. | |||
| Bacteriology of the Genital Tracts of Abattoir Bulls | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Group III | ||||||||||
| Number | Right seminal vesicle | Left seminal vesicle | Prostate | Cowper’s | Right testis | Right epidid. | Left testis | Left epidid. | Right scrotal sac | Left scrotal sac |
| 1 | ||||||||||
| 2 | Staph. alb. | Staph. alb. | Strep. vir. | |||||||
| Strep. vir. | ||||||||||
| 3 | Strep. vir. | |||||||||
| 4 | Staph. alb. | Staph. alb. | Staph. alb. | Strep. vir. | Strep. vir. | |||||
| Strep. vir. | Strep. vir. | Strep. hem. | ||||||||
| 5 | ||||||||||
| 6 | ||||||||||
| 7 | Bact. abort. | |||||||||
| 8 | Staph. alb. | Staph. alb. | Staph. alb. | Strep. hem. | ||||||
| Strep. hem. | Strep. hem. | |||||||||
| 9 | ||||||||||
| 10 | Staph. alb. | |||||||||
| 11 | ||||||||||
| 12 | Staph. alb. | Staph. alb. | Staph. alb. | Strep. hem. | ||||||
| 13 | Staph. alb. | |||||||||
| 14 | Staph. alb. | |||||||||
| 15 | Staph. alb. | Staph. alb. | Staph. alb. | Staph. alb. | Strep. vir. | Strep. vir. | ||||
| 16 | ||||||||||
| Bacteriology of the Genital Tracts of Aborted Fetuses | |||||
|---|---|---|---|---|---|
| Group IV | |||||
| Number | Right seminal vesicle | Left seminal vesicle | Right testis | Left testis | Remarks |
| 1 | Strep. vir. | Strep. vir. | Strep. vir. from heart’s blood. | ||
| 2 | |||||
| 3 | B. coli | B. coli | B. coli | B. coli | B. coli from all organs. |
| 4 | Bact. abort. | Bact. abort. | Bact. abortum from spleen. | ||
| 5 | |||||
| 6 | |||||
| 7 | Bact. abort. | Bact. abort. | Bact. abortum from liver and heart’s blood. | ||
| 8 | Staph. alb. | Staph. alb. | Staph. alb. | Staph. alb. from heart’s blood. | |
| 9 | |||||
| 10 | Bact. abort. | Bact. abort. | Bact. abortum from heart’s blood. | ||
| 11 | |||||
| Bacteriology of the Genital Tracts of Calves Dying of Calf Infections | |||||
|---|---|---|---|---|---|
| Group V | |||||
| Number | Right seminal vesicle | Left seminal vesicle | Right testis | Left testis | Remarks |
| 1 | |||||
| 2. | B. coli | B. coli | B. coli | ||
| Staph. alb. | Staph. alb. | Staph. alb. | |||
| 3 | |||||
| 4 | Strep. viridans | Strep. viridans | Strep. viridans | Strep. viridans from heart’s blood. | |
| 5 | |||||
| 6 | |||||
| 7 | |||||
| A—Pathology of the Genital Tracts of Mature Sterile or Infertile Bulls | |||||||
|---|---|---|---|---|---|---|---|
| R. Sem. Vesicle | L. Sem. Vesicle | Ductus Deferens | R. Testis | R. Epididymis | L. Testis | L. Epididymis | |
| 1 | Desquamation and degeneration of lining membrane. | Same as right. | Both apparently normal. | Apparently normal. | Acute desquamation and degeneration in some tubules. | Apparently normal. | Degeneration and desquamation in some tubules. |
| Debris and exudates in lumen. | Others atrophied due to a chronic interstitial inflammation. | ||||||
| 2 | Most vesicles degenerating. | Same as right. | Right apparently normal. | Most tubules apparently normal. | Degeneration and desquamation of epithelium of the tubules. | Most tubules becoming atrophied due to a chronic inflammation. | Same as right, but some tubules are becoming atrophied due to a chronic inflammation. |
| Interstitial cellular infiltration. | Left shows degeneration of the lining membrane. | Some show degeneration of the seminal epithelium. | |||||
| Necrosis in one large area. | |||||||
| 3 | Entire gland degenerated. | Same as right. | Slight desquamation and degeneration of mucosa of right ductus. | Some tubules normal. Others show degeneration of the seminal epithelium. | Much of the epithelium denuded. | Same as right. | Same as right. |
| Coagulation necrosis of interstitial tissue. Debris and exudates in the vesicles. | Debris and exudates in the lumen. | ||||||
| 4 | Same as No. 3. | Same as No. 3. | Epithelium entirely denuded in both ducts. | Much degeneration and desquamation of the seminal epithelium. | Desquamation of most of lining- membrane. | Same as right. | Same as right. |
| B—Pathology of the Genital Tracts of Mature Infertile or Sterile Bulls | |||||||
|---|---|---|---|---|---|---|---|
| R. Sem. Vesicle | L. Sem. Vesicle | Ductus Deferens | R. Testis | R. Epididymis | L. Testis | L. Epididymis | |
| 5 | Epithelium becoming degenerated. | Same as right. | Both apparently normal. | Degeneration of many tubules. | All epithelium denuded. | Same as right. | Nearly normal. |
| Vesicles filled with debris and exudates. | Debris in lumen. | ||||||
| 6 | Acutely inflamed. | Same as right. | Slight degeneration of lining membrane of both. | Degeneration of mucosa in some tubules. | Apparently normal. | Degeneration in some tubules. | Apparently normal. |
| No mitosis in some. | |||||||
| 7 | Some degeneration of lining membrane. | Same as right. | Both apparently normal. | Apparently normal. | Apparently normal. | Apparently normal. | Apparently normal. |
| 8 | Necrosis in areas. | Same as right. | Both apparently normal. | Apparently normal. | Apparently normal. | Apparently normal. | Apparently normal. |
| Infiltration of interstitial tissue. | |||||||
| Degeneration of lining membrane. | |||||||
| C—Pathology of the Genital Tracts of Mature Infertile or Sterile Bulls | |||||||
|---|---|---|---|---|---|---|---|
| R. Sem. Vesicle | L. Sem. Vesicle | Ductus Deferens | R. Testis | R. Epididymis | L. Testis | L. Epididymis | |
| 9 | Apparently normal. | Apparently normal. | Both apparently normal. | Apparently normal. | Apparently normal. | Apparently normal. | Apparently normal. |
| 10 | Slight desquamation and degeneration of the lining membrane. | Same as right. | Both apparently normal. | Apparently normal. | Degeneration of lining membrane. | Apparently normal. | Same as right. |
| 11 | Apparently normal. | Apparently normal. | Both apparently normal. | Some tubules show no mitosis, others are degenerating. | Degeneration and desquamation of lining membrane. | Same as right. | Degeneration and desquamation of lining membrane. |
| 12 | Degeneration and desquamation of epithelium of some vesicles. | Same as right. | Both apparently normal. | Apparently normal. | Degeneration of epithelium of all tubules. | Apparently normal. | Apparently normal. |
| Debris and exudates in lumen. | |||||||
| Some increase in connective tissue. | |||||||
| D—Pathology of the Genital Tracts of Mature Infertile or Sterile Bulls | |||||||
| R. Sem. Vesicle | L. Sem. Vesicle | Ductus Deferens | R. Testis | R. Epididymis | L. Testis | L. Epididymis | |
|---|---|---|---|---|---|---|---|
| 13 | Degeneration of most of gland. | Same as right. | Slight catarrhal inflammation of mucosa of both. | Apparently normal. | Degeneration and desquamation of lining membrane of most tubules. | Apparently normal. | Same as right. |
| Cellular infiltration of interstitial connective tissue. | |||||||
| Debris and exudates in lumen. | |||||||
| 14 | Apparently normal. | Apparently normal. | Apparently normal. | Some degeneration of seminal epithelium of some tubules. | Apparently normal. | Apparently normal. | Acute inflammation. |
| Some desquamation of lining membrane. | |||||||
| 15 | Slight desquamation and degeneration of lining membrane. | Acute catarrhal inflammation. | Both apparently normal. | Degeneration of seminal epithelium in some tubules. | Desquamation of lining membrane. | Apparently normal. | Apparently normal. |
| Debris and exudates in lumen. | Debris in lumen. | ||||||
| 16 | Chronic interstitial inflammation. | More acute than right. | Both apparently normal. | Degeneration in some tubules. | Apparently normal. | Same as right. | Acute inflammation. Some desquamation and degeneration of lining membrane. |
| Atrophy of many tubules. | Some show poor mitosis. | ||||||