Bombyx mori to produce proteins, including pharmacological drugs, in the place of silk proteins. "Bombyx mori" females are also one of the few organisms with homologous chromosomes held together only by the synaptonemal complex (and not crossovers) during meiosis. Kraig Biocraft Laboratories has used research from the Universities of Wyoming and Notre Dame in a collaborative effort to create a silkworm that is genetically altered to produce spider silk. In September 2010, the effort was announced as successful. Researchers at Tufts developed scaffolds made of spongy silk that feel and look similar to human tissue. They are implanted during reconstructive surgery to
Maru Maru Mori Mori! full-length download to cellphones. Sankei Sports reported that "Maru Maru Mori Mori!" crossed the 250 thousand album sales mark as of 17 July 2011. This makes the group the first Japanese group under 10 years old to exceed 200 thousand sales mark in over 35 years, the last person to do so being Kawahashi Hiroshi with his single "Yamaguchi-sanchi no Tsutomu-kun". On 16 August 2011, Oricon reported that this singles managed to remain in the top 10 list for 12 weeks in a row. Amongst singles released by an artist under 10 years old, "Maru Maru Mori Mori!" now holds