![The Jackson Laboratory on Twitter: "There's no such thing as a B6 mouse! Learn the difference between substrains in our #WEBINAR: https://t.co/FTr8fA8KlB https://t.co/nEG9fT7bnP" / Twitter The Jackson Laboratory on Twitter: "There's no such thing as a B6 mouse! Learn the difference between substrains in our #WEBINAR: https://t.co/FTr8fA8KlB https://t.co/nEG9fT7bnP" / Twitter](https://pbs.twimg.com/media/DM7NJ2tVAAAo4lQ.jpg)
The Jackson Laboratory on Twitter: "There's no such thing as a B6 mouse! Learn the difference between substrains in our #WEBINAR: https://t.co/FTr8fA8KlB https://t.co/nEG9fT7bnP" / Twitter
![The Jackson Laboratory on Twitter: "The 2019 JAX Mice, Clinical & Research Services catalog is here: https://t.co/cpKl019spY https://t.co/gx4CIffdCY" / Twitter The Jackson Laboratory on Twitter: "The 2019 JAX Mice, Clinical & Research Services catalog is here: https://t.co/cpKl019spY https://t.co/gx4CIffdCY" / Twitter](https://pbs.twimg.com/media/Denz9G4UYAA_dgY.jpg)
The Jackson Laboratory on Twitter: "The 2019 JAX Mice, Clinical & Research Services catalog is here: https://t.co/cpKl019spY https://t.co/gx4CIffdCY" / Twitter
![The Jackson Laboratory on Twitter: "Let us do the work! Aged C57BL/6J males and females are now available for order immediately: https://t.co/EnmhDhM5wv https://t.co/3rRGUsCnpw" / Twitter The Jackson Laboratory on Twitter: "Let us do the work! Aged C57BL/6J males and females are now available for order immediately: https://t.co/EnmhDhM5wv https://t.co/3rRGUsCnpw" / Twitter](https://pbs.twimg.com/media/CxZ2iBnVEAAKWVR.jpg)
The Jackson Laboratory on Twitter: "Let us do the work! Aged C57BL/6J males and females are now available for order immediately: https://t.co/EnmhDhM5wv https://t.co/3rRGUsCnpw" / Twitter
![Science Magazine - August 31, 2018 - Aged mice on demand: Boosting age-related research to the next level Science Magazine - August 31, 2018 - Aged mice on demand: Boosting age-related research to the next level](https://images-cdn.dashdigital.com/sciencemagazine/31_august_2018/data/articles/img/043.jpg)