US-Based公司的DNAP(DNAplant Technology)把几丁质酶的表达基因移入收获作物中获得了专利保护。DNAP通过破坏侵袭水果和蔬菜的病菌中的几丁质,以期防止收获后的腐烂。迄今为止,该公司的科学家已成功地在番茄、马铃薯、莴苣和糖用甜菜中引入 US-Based company DNAP (DNAplant Technology) chitinase gene expression transferred to the harvested crop was patented. DNAP works to prevent post-harvest decay by damaging the chitin found in the germs that attack fruits and vegetables. To date, the company’s scientists have successfully introduced tomatoes, potatoes, lettuce and sugar beet