因此研究不同光合细菌中的类胡萝卜素组成，以及利用光合细菌来生产各种类胡萝卜素，具有深远的意义。

So it is significant that to study the variety of carotenoid in different PSB and the method to extract them.

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类胡萝卜素是自然界分布最广、种类最丰富的色素，在植物、动物、藻类及蓝细菌中都有重要的生物功能。

The Carotenoids are the most diverse and widespread group of pigments in nature and serve an extraordinary variety of functions in plant, animal, algae and cyanobacteria.

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还使用了利用该细菌生产类胡萝卜素的方法。

Also used is a method of producing carotenoids using the bacterium.

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还使用了利用该细菌生产类胡萝卜素的方法。

Also used is a method of producing carotenoids using the bacterium.

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