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. 2015 Apr 16;5:9614. doi: 10.1038/srep09614

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(a) Complete digestive tract of an undisturbed animal. Voucher specimen AS25769 (b) digestive tract region following evisceration. Voucher specimen AS25770 (c) regenerated digestive tract 12 days post-evisceration, arrow pointing to the area of amputation of the old gut. Scale bar 5 mm. Stomach (St), intestine (Int), endocarps (Ec), rectum (Re), anus (An), membrane connecting the rectum to the body wall (Me), polycarps (Po, gonads), endostyle (Es). Voucher specimen AS25771. Photo: N. Shenkar.