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It measures embryonic tubulin; the study in this collection that measured intestinal tubulin found a far smaller difference.\nexposure: Mebendazole and fenbendazole compared on the two tubulins in the same assay\nevidence_span: {\"source_cache\": \"artifacts/mebendazole-research/7388055.abstract.txt\", \"locator\": \"Indexed abstract; zero-based, end-exclusive Unicode character offsets\", \"file_sha256\": \"5613d7fb281b4fd39b17bfdbafaf0ea823fb63b928048a9dd112fb71bf4cd2b7\", \"start_char\": 0, \"end_char\": 1209, \"text_sha256\": \"5613d7fb281b4fd39b17bfdbafaf0ea823fb63b928048a9dd112fb71bf4cd2b7\"}\n[mbz-p7388055] Interaction of anthelmintic benzimidazoles with Ascaris suum embryonic tubulin. 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