Abstract:
BACKGROUND:The solute carrier family 7 (SLC7) can be categorically divided into two subfamilies, the L-type amino acid transporters (LATs) including SLC7A5-13, and SLC7A15, and the cationic amino acid transporters (CATs) including SLC7A1-4 and SLC7A14. Members of the CAT family transport predominantly cationic amino acids by facilitating diffusion with intracellular substrates. LAT1 (also known as SLC7A5), is defined as a heteromeric amino acid transporter (HAT) interacting with the glycoprotein CD98 (SLC3A2) through a conserved disulfide to uptake not only large neutral amino acids, but also several pharmaceutical drugs to cells. METHODS:In this review, we provide an overview of the interaction of the structure-function of LAT1 and its essential role in cancer, specifically, its role at the blood-brain barrier (BBB) to facilitate the transport of thyroid hormones, pharmaceuticals (e.g., I-DOPA, gabapentin), and metabolites into the brain. RESULTS:LAT1 expression increases as cancers progress, leading to higher expression levels in highgrade tumors and metastases. In addition, LAT1 plays a crucial role in cancer-associated reprogrammed metabolic networks by supplying tumor cells with essential amino acids. CONCLUSION:The increasing understanding of the role of LAT1 in cancer has led to an increase in interest surrounding its potential as a drug target for cancer treatment.
journal_name
Curr Cancer Drug Targetsjournal_title
Current cancer drug targetsauthors
Lu Xdoi
10.2174/1568009619666190802135714subject
Has Abstractpub_date
2019-01-01 00:00:00pages
863-876issue
11eissn
1568-0096issn
1873-5576pii
CCDT-EPUB-100116journal_volume
19pub_type
杂志文章,评审abstract::Amplification of the HER-2 gene occurs in approximately 25% of breast cancers, causing up-regulation of key signaling pathways which control cell growth and survival. In breast cancer patients, HER-2 overexpression correlates with an aggressive phenotype and poor prognosis. HER-2, therefore, has become the focus of ma...
journal_title:Current cancer drug targets
pub_type: 杂志文章,评审
doi:10.2174/156800909788166484
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journal_title:Current cancer drug targets
pub_type: 杂志文章
doi:10.2174/1568009615666150407125020
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journal_title:Current cancer drug targets
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journal_title:Current cancer drug targets
pub_type: 杂志文章,评审
doi:10.2174/1568009043481560
更新日期:2004-03-01 00:00:00
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journal_title:Current cancer drug targets
pub_type: 杂志文章,评审
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journal_title:Current cancer drug targets
pub_type: 杂志文章,评审
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journal_title:Current cancer drug targets
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journal_title:Current cancer drug targets
pub_type: 杂志文章,评审
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journal_title:Current cancer drug targets
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journal_title:Current cancer drug targets
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journal_title:Current cancer drug targets
pub_type: 杂志文章,评审
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journal_title:Current cancer drug targets
pub_type: 杂志文章,评审
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journal_title:Current cancer drug targets
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journal_title:Current cancer drug targets
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journal_title:Current cancer drug targets
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journal_title:Current cancer drug targets
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journal_title:Current cancer drug targets
pub_type: 杂志文章,评审
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journal_title:Current cancer drug targets
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journal_title:Current cancer drug targets
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journal_title:Current cancer drug targets
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journal_title:Current cancer drug targets
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journal_title:Current cancer drug targets
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journal_title:Current cancer drug targets
pub_type: 杂志文章,评审
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journal_title:Current cancer drug targets
pub_type: 杂志文章,评审
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更新日期:2014-01-01 00:00:00
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journal_title:Current cancer drug targets
pub_type: 杂志文章,评审
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journal_title:Current cancer drug targets
pub_type: 杂志文章,评审
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更新日期:2005-08-01 00:00:00
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journal_title:Current cancer drug targets
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更新日期:2010-03-01 00:00:00
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journal_title:Current cancer drug targets
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更新日期:2006-05-01 00:00:00
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journal_title:Current cancer drug targets
pub_type: 杂志文章,评审
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更新日期:2007-11-01 00:00:00