June 2022   in “Pham Ngoc Thach Journal of Medicine and Pharmacy”    Tongue fern contains important compounds like polyphenols and flavonoids, best extracted with 80% methanol at 60°C.  
      November 2012   in “Actas Dermo-Sifiliográficas”
           November 2012   in “Actas Dermo-Sifiliográficas”    An 86-year-old man had a rare tongue melanoma but refused treatment, showing the need for early cancer detection and treatment.  
      January 2024   in “Journal of Hard Tissue Biology”
           January 2024   in “Journal of Hard Tissue Biology”    A high-fat diet may weaken tongue structure by reducing certain protein genes.  
               2 citations
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  January 2018   in “Open journal of stomatology”    Tongue cancer cells show more plectin-1 than non-cancer cells, but both have similar levels of trichohyalin.  
      12 citations
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  July 2014   in “International Journal of STD & AIDS”
           12 citations
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  July 2014   in “International Journal of STD & AIDS”    HIV patients with lower CD4 T cell counts often have more skin problems.