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美國BTX   
美國BTX公司自1983年成立以來，以電穿孔儀、電融合儀為主要產品。不僅為全球在此領域的研究者提供了BTX專業產品，而且擁有多至25種的配件。包括：電穿孔、電融合、活體導入配件等等，成為全球唯一專業的轉基因、電融合、活體轉基因儀及配件的生產廠家。
2003年BTX成為美國Harvard Apparatus子公司。Harvard Apparatus公司成立于1903年，具有百年歷史，經營上萬種專業產品。特別是在細胞生物學研究領域，從而更加完善了BTX產品系列。　
BTX是第一家生產高質量電穿孔儀器的生產廠家。　
BTX公司開創了許多在電穿孔、電融合、轉染、轉化等方面的最新產品和技術。秉承強大的創新和發展傳統，公司推出了最新電穿孔技術——多孔板電穿孔系統!公司的專業技術可提供5000多篇全球公開發表的文獻及600多個protocols實時在線網上，供全球的研究者參閱。
 
Since 1983, demanding researchers worldwide have made BTX products their choice for critical electroporation and electrofusion applications. Along with several leading electroporation and electrofusion systems the BTX product line includes over 25 related accessories, including a multitude of specialty electrodes, providing many more choices than any other manufacturer of electroporation products. All BTX products are available through our vast worldwide distributor network.

In addition to product information, this BTX website contains an extensive technical database providing a convenient service to the scientific community. It contains information on over 5,000 references and access to more than 600 electroporation protocols. All technical information is available free of charge.

As of January 31, 2003, Harvard Apparatus (a division of Harvard Bioscience) acquired the complete BTX line of products. Since 1903, Harvard Apparatus has provided a wide range of scientific research equipment. Today, Harvard Apparatus offers many exciting products for cell biology research including temperature controlled microscope stages, perfusion equipment, imaging chambers and micro-injectors that complement the BTX product line. Now, this same great line of BTX products is available from the oldest and most trusted name in Bioscience, Harvard Apparatus. For more information on Harvard Apparatus visit:

We believe the merging of the BTX equipment line into the Harvard Apparatus product offering will provide researchers with many new, innovative and proven products to help advance their scientific research.