ARPC2 and gastric cancer: As shown in Table 1, in gastric cancer tissues, 40 of the 110 cases negatively expressed ARPC2 and 70 of the 110 cases positively expressed ARPC2; in normal gastric tissues, 70 of the 110 cases negatively expressed ARPC2 and 40 of the 110 cases positively expressed ARPC2.