答：总部设在加利福尼亚赫沃德卡博物大街21343号。

Mr. Chang: Our headquarters are at 21343 Cabot Boulevard in Hayward, California.

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总部设在加利福尼亚的杰龙是第一家对使用人类胚胎干细胞的治疗进行测试的美国公司。

Geron, based in California, is the first American firm to test a treatment using human embryonic stem cells.

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不过，李明博呼吁释放总部设在加利福尼亚的Current TV记者凌志美和李云娜，以及一名韩国工人，他称其被关押原因不明。

However, Lee called for the release of Laura Ling and Euna Lee of California-based Current TV, as well as a South Korean worker he said was being held for unknown reasons.

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