Video6_BBS7–SHH Signaling Activity Regulates Primary Cilia for Periodontal Homeostasis.MP4

    December 2021 in “ Figshare
    Pi En Chang (11805284), Shujin Li (313783), Hyun-Yi Kim (173583), Dong-Joon Lee (3975842), Yoon Jeong Choi (2194111), Han-Sung Jung (279002)
    The study explored the role of Bardet-Biedl syndrome 7 (BBS7) in maintaining periodontal ligament (PDL) homeostasis, particularly under conditions of occlusal hypofunction. RNA sequencing of 34 human teeth showed that BBS7 expression was downregulated in hypofunctional PDL, resulting in atrophic changes such as reduced PDL cell numbers, altered collagen fiber alignment, and decreased blood vessel diameter. The research highlighted that Sonic hedgehog (Shh) signaling activity was closely linked to BBS7 expression, and BBS7 knockdown suppressed cell migration and angiogenesis in vitro. The findings suggested that BBS7 was essential for maintaining Shh signaling and PDL homeostasis, although the specific link between BBS family genes and occlusal force was not fully understood.
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