{"type": "root", "children": [{"type": "p", "children": [{"type": "t", "text": "\nThe collection of studies presented focuses on the roles of zinc transporter proteins in maintaining intracellular zinc homeostasis across varied cell types and tissues. In particular, ZnT6 has been characterized as a facilitator of zinc transport from the cytosol to the Golgi apparatus and vesicular compartments, with its expression and distribution being sensitive to zinc levels and associated with pathological inclusions in neurodegenerative disorders."}, {"type": "fg", "children": [{"type": "fg_f", "ref": "1"}]}, {"type": "t", "text": "\n"}]}, {"type": "t", "text": "\n\n"}, {"type": "p", "children": [{"type": "t", "text": "\nAdditional investigations have underlined the tissue-specific expression patterns of other ZnT family members. For example, studies in placental and trophoblast cell models revealed differential expression of ZnT transcripts, while research in the choroid epithelium and dorsal root ganglion highlighted the subcellular localization of zinc transporters, such as ZnT3 and ZnT7, to compartments including vesicular membranes and the Golgi apparatus. These findings collectively suggest a concerted, organ-specific regulatory network that ensures zinc ion sequestration and proper cellular function."}, {"type": "fg", "children": [{"type": "fg_fs", "start_ref": "3", "end_ref": "5"}]}, {"type": "t", "text": "\n"}]}, {"type": "t", "text": "\n\n"}, {"type": "p", "children": [{"type": "t", "text": "\nIt is important to note that none of the provided abstracts address the function of SRGAP3‑AS3. While the described zinc transporters play critical roles in zinc homeostasis—which is essential for numerous biological processes and may even be linked to the pathogenesis of diseases such as Alzheimer’s and Pick disease—the specific biological activity or clinical relevance of SRGAP3‑AS3 is not discussed in these studies. Therefore, any inference regarding SRGAP3‑AS3 cannot be made from the current data, and further targeted research is needed to elucidate its role, if any, in the context of zinc regulation or other cellular functions.\n"}]}, {"type": "rg", "children": [{"type": "r", "ref": 1, "children": [{"type": "t", "text": "Liping Huang, Catherine P Kirschke, Jane Gitschier "}, {"type": "b", "children": [{"type": "t", "text": "Functional characterization of a novel mammalian zinc transporter, ZnT6."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "J Biol Chem (2002)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1074/jbc.M200462200"}], "href": "https://doi.org/10.1074/jbc.M200462200"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "11997387"}], "href": "https://pubmed.ncbi.nlm.nih.gov/11997387"}]}, {"type": "r", "ref": 2, "children": [{"type": "t", "text": "Mark A Lovell, Jennifer L Smith, William R Markesbery "}, {"type": "b", "children": [{"type": "t", "text": "Elevated zinc transporter-6 in mild cognitive impairment, Alzheimer disease, and pick disease."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "J Neuropathol Exp Neurol (2006)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1097/01.jnen.0000229237.98124.91"}], "href": "https://doi.org/10.1097/01.jnen.0000229237.98124.91"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "16772872"}], "href": "https://pubmed.ncbi.nlm.nih.gov/16772872"}]}, {"type": "r", "ref": 3, "children": [{"type": "t", "text": "Nagayoshi Asano, Masuo Kondoh, Chiaki Ebihara, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Expression profiles of zinc transporters in rodent placental models."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Toxicol Lett (2004)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1016/j.toxlet.2004.07.001"}], "href": "https://doi.org/10.1016/j.toxlet.2004.07.001"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "15475177"}], "href": "https://pubmed.ncbi.nlm.nih.gov/15475177"}]}, {"type": "r", "ref": 4, "children": [{"type": "t", "text": "Zhan-You Wang, Meredin Stoltenberg, Seung Mook Jo, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Dynamic zinc pools in mouse choroid plexus."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Neuroreport (2004)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1097/01.wnr.0000132918.05366.81"}], "href": "https://doi.org/10.1097/01.wnr.0000132918.05366.81"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "15257151"}], "href": "https://pubmed.ncbi.nlm.nih.gov/15257151"}]}, {"type": "r", "ref": 5, "children": [{"type": "t", "text": "Li Zhang, Zhi-Hong Chi, Hao Ren, et al. "}, {"type": "b", "children": [{"type": "t", "text": "Imunoreactivity of zinc transporter 7 (ZNT7) in mouse dorsal root ganglia."}]}, {"type": "t", "text": " "}, {"type": "i", "children": [{"type": "t", "text": "Brain Res Bull (2007)"}]}, {"type": "t", "text": " DOI: "}, {"type": "a", "children": [{"type": "t", "text": "10.1016/j.brainresbull.2007.06.022"}], "href": "https://doi.org/10.1016/j.brainresbull.2007.06.022"}, {"type": "t", "text": " PMID: "}, {"type": "a", "children": [{"type": "t", "text": "17720550"}], "href": "https://pubmed.ncbi.nlm.nih.gov/17720550"}]}]}]}