Figure 3.

Photomicrographs showing testicular histology following 60 days after single bilateral intra-testicular injection of 0.25 ml normal saline containing 1% lignocaine hydrochloride in mature male cats showed normal arrangement of germ cells in seminiferous tubules with distinct interstitial spaces (A & B) or 5% sterile analytical grade of calcium chloride solution containing 1% lignocaine hydrochloride in mature male cats induced derangement of germ cell association in seminiferous tubules along with washing out of germ cells from the tubules (C & D).

Jana and Samanta BMC Veterinary Research 2011 7:39   doi:10.1186/1746-6148-7-39
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