10729 IUPAC Gold Book - follicle 10.1351/goldbook.10729 10729 current 1 Small, secretory sac, such as the dental follicles that enclose the teeth before eruption or the hair follicles within the epidermis. Fluid- or colloid-filled ball of cells in some glands such as the thyroid gland and the ovaries. epidermis https://goldbook.iupac.org/terms/view/10667 glands https://goldbook.iupac.org/terms/view/10767 ovaries https://goldbook.iupac.org/terms/view/11057 thyroid gland https://goldbook.iupac.org/terms/view/11305 PAC, 2016, 88, 713. 'Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)' on page 756 (https://doi.org/10.1515/pac-2015-1202) https://goldbook.iupac.org/terms/view/10729/html https://goldbook.iupac.org/terms/view/10729/json https://goldbook.iupac.org/terms/view/10729/plain Citation: 'follicle' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.10729 The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms. If you are interested in licensing the Gold Book for commercial use, please contact the IUPAC Executive Director at executivedirector@iupac.org . The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using. 2026-05-13T22:10:11+00:00