| 1994 |
BLBP (FABP7) is a brain-specific lipid-binding protein expressed in radial glia that localizes to both nucleus and cytoplasm, and is required for establishment of the radial glial fiber system in developing brain; antibody-mediated blockade of BLBP disrupts glial and neuronal differentiation in primary cell cultures without affecting proliferation or adhesion. |
Immunoelectron microscopy (subcellular localization), anti-BLBP antibody blockade in primary cell cultures (functional loss-of-function), in situ hybridization and immunocytochemistry (expression pattern) |
Neuron |
High |
8161459
|
| 2005 |
Fabp7 is a downstream transcriptional target of Pax6 in the developing rat cortex; Fabp7 siRNA knockdown curtails neuroepithelial cell proliferation and promotes premature neuronal differentiation, demonstrating Fabp7 is required for maintenance of neuroepithelial cells. |
Microarray followed by quantitative PCR (expression), electroporation of siRNA in embryonic rat cortex (in vivo loss-of-function), Pax6 overexpression (gain-of-function), BrdU proliferation assay |
The Journal of neuroscience |
High |
16237179
|
| 2007 |
Fabp7-deficient mice show decreased prepulse inhibition and disrupted neurogenesis in vivo, placing Fabp7 in a pathway linking NMDA receptor signaling, glial function, and sensorimotor gating; genetic complementation test supported Fabp7 as the QTL gene. |
QTL analysis, Fabp7 knockout mice behavioral phenotyping (PPI assay), BrdU neurogenesis assay, quantitative complementation test |
PLoS biology |
High |
18001149
|
| 2003 |
PKNOX1 (PREP1), a transcription factor encoded on chromosome 21, directly binds the Pbx/POU site of the FABP7 promoter in vitro and transactivates FABP7 promoter activity in neuroblastoma cells, linking chromosome 21 gene-dosage imbalance in Down syndrome to FABP7 overexpression. |
Genomic inverse PCR (promoter cloning), in vitro binding assay (PKNOX1 binding to FABP7 promoter), transfection/promoter transactivation assay in neuroblastoma cells, real-time PCR |
Nucleic acids research |
Medium |
12771203
|
| 2008 |
Brain fatty acid-binding protein Fabp7 mRNA and protein levels undergo diurnal oscillations throughout adult mouse brain, with mRNA peaking during the light period and protein peaking during the dark period; this diurnal rhythm is present in astrocytes and hippocampal granule cell precursors but is absent in immature postnatal brain where astrocytes are not yet mature. |
RNA analysis, in situ hybridization, immunoblot (diurnal expression profiling across 24 h in adult and postnatal mouse brain) |
PloS one |
Medium |
18286188
|
| 2011 |
FABP7 is required for astrocyte proliferation following brain stab injury; FABP7-KO astrocytes show decreased proliferation and reduced omega-3 fatty acid incorporation, linking FABP7 to cellular fatty acid homeostasis in reactive gliosis. |
Mouse cortical stab injury model, Western blot, immunohistochemistry, BrdU proliferation assay in FABP7-KO vs wild-type mice, primary astrocyte culture from KO mice |
Histochemistry and cell biology |
High |
21938553
|
| 2012 |
Fabp7 and Fabp5 are differentially expressed in postnatal hippocampal neural stem/progenitor cells; Fabp7 KO reduces NSC/NPC proliferation and BrdU uptake while enhancing neuronal differentiation in the subgranular zone of the dentate gyrus. |
Immunofluorescence, BrdU pulse-chase assay, Fabp7 KO / Fabp5 KO / double-KO mouse analysis |
Stem cells (Dayton, Ohio) |
High |
22581784
|
| 2012 |
FABP7 mRNA localizes to the astrocytic perisynaptic compartment and undergoes diurnal changes in intracellular distribution; Fabp7 mRNA co-immunoprecipitates with CPEB1 from primary astrocyte extracts, and its 3'UTR contains functional cytoplasmic polyadenylation elements (CPEs) capable of regulating mRNA translation, implicating circadian/sleep-dependent polyadenylation in subcellular trafficking of Fabp7 mRNA to perisynaptic processes. |
Northern blotting (poly(A) tail analysis), co-immunoprecipitation of Fabp7 mRNA with CPEB1 from astrocyte extracts, Xenopus oocyte maturation reporter assay (CPE function), in situ hybridization, subcellular fractionation |
The Journal of neuroscience |
High |
22279223
|
| 2012 |
FABP7 is a direct binding target of the neural stem cell-specific fluorescent probe CDr3 (a BODIPY derivative), identified by proteomic analysis; CDr3 binds FABP7 in the cytoplasm of living neural stem cells and can be used to isolate FABP7-high cells with neural stem cell properties. |
High-throughput fluorescence library screening, proteomic identification of binding target, live cell imaging, FACS isolation, neurosphere formation and differentiation assays |
Proceedings of the National Academy of Sciences of the United States of America |
High |
22689954
|
| 2012 |
PAX6 directly transactivates the FABP7 proximal promoter; PAX6 knockdown in PAX6-positive malignant glioma cells reduces FABP7 levels, and a PAX6-responsive element was mapped to -862 to -1033 bp upstream of FABP7 by sequential deletion and gel shift/supershift assays. |
CAT reporter gene assay, sequential promoter deletion analysis, gel shift and supershift assays, PAX6 siRNA knockdown |
Biochemical and biophysical research communications |
Medium |
22583899
|
| 2013 |
FABP7 interacts with model membranes through its portal region (helices A1 and A2 and connecting loop), delivering polyunsaturated fatty acids via a collisional mechanism; site-directed mutagenesis and ESR spectroscopy showed that portal region residues undergo structural changes upon membrane interaction, with residues pointing outward decreasing in mobility and inner residues increasing in mobility to facilitate FA delivery. |
Site-directed mutagenesis, electron spin resonance (ESR) spectroscopy with spin-labeled protein mutants and lipid probes, lipidic micelle model membranes |
PloS one |
High |
23555925
|
| 2013 |
FABP7 and FABP5 are differentially expressed in oligodendrocyte lineage cells: FABP7 is expressed in NG2+/PDGFRα+ oligodendrocyte progenitor cells (OPCs) while FABP5 marks mature oligodendrocytes; FABP7-KO OPCs show decreased proliferation and reduced differentiation into O4+ oligodendrocytes. |
Immunofluorescence co-staining with lineage markers in vivo and in vitro, BrdU proliferation assay, FABP7-KO and FABP5-KO OPC cultures, oligodendrocyte differentiation medium |
Cell and tissue research |
High |
24114376
|
| 2014 |
REV-ERBα (Nr1d1) directly represses Fabp7 gene expression in the brain; loss of Rev-erbα results in Fabp7 overexpression in multiple brain areas including the hippocampal subgranular zone, leading to increased proliferation of hippocampal neuronal progenitors and loss of diurnal proliferation patterns. |
Rev-erbα KO mouse gene expression comparison, in vitro cell proliferation and migration assays with Fabp7 manipulation and REV-ERBα activity modulation |
PloS one |
Medium |
24932636
|
| 2014 |
A distinct chimeric FABP7 isoform (LTR2-FABP7) is ectopically expressed in a subset of diffuse large B-cell lymphoma through activation of an endogenous retroviral LTR2 promoter; this isoform is required for DLBCL cell line proliferation and growth. |
Whole transcriptome reanalysis, RT-PCR confirmation in DLBCL cell lines, in vitro siRNA knockdown with proliferation readout |
Proceedings of the National Academy of Sciences of the United States of America |
Medium |
25114248
|
| 2015 |
Astrocyte-expressed FABP7 regulates dendritic morphology and excitatory synaptic function of cortical neurons; FABP7 KO astrocytes cause aberrant dendritic morphology, decreased spine density, reduced excitatory synapse number, and decreased mEPSC amplitude and frequency in mPFC pyramidal neurons; transplantation of WT astrocytes into the mPFC of KO mice partially rescued behavioral impairments. |
Fabp7 KO mice, Golgi staining, primary co-culture of neurons with KO astrocytes, conditioned medium experiments, whole-cell voltage-clamp recording (mEPSC), astrocyte transplantation |
Glia |
High |
26296243
|
| 2016 |
DHA stimulates FABP7 expression in astrocytes via a PI3K/AKT-PPARγ axis; FABP7 then interacts physically with PPARγ (detected as protein-protein complex), displacing CDK5-PPARγ complex and leading to increased GFAP expression; FABP7 silencing suppresses DHA-induced GFAP upregulation. |
Primary rat brain astrocyte cultures, siRNA knockdown, PI3K/AKT and PPARγ inhibitor treatments, co-immunoprecipitation (FABP7-PPARγ and CDK5-PPARγ complexes), PPARγ-responsive element reporter assay |
Journal of neurochemistry |
Medium |
27787894
|
| 2017 |
FABP7 (Fabp7) is required for normal sleep across phylogenetically disparate species; the FABP7.T61M missense mutation is associated with fragmented sleep in humans and recapitulated in mice and Drosophila; transgenic flies expressing FABP7.T61M in astrocytes show fragmented sleep, establishing FABP7 as part of a conserved astrocytic lipid-signaling pathway regulating sleep. |
Human sleep phenotyping (missense mutation association), Fabp7-deficient mice sleep analysis (EEG/EMG), Drosophila transgenic lines expressing FABP7.T61M in glia (sleep monitoring) |
Science advances |
High |
28435883
|
| 2018 |
FABP7 can be regulated by PKC and the MAPK/ERK1/2 pathway in melanoma cells (PMA or MEK1 inhibitor downregulates FABP7); siRNA knockdown of FABP7 decreases melanoma cell proliferation and invasion without affecting apoptosis. |
PMA and MEK1 inhibitor (PD98059) treatment, siRNA knockdown, proliferation and invasion assays in human melanoma cell lines |
BMC cancer |
Medium |
18826602
|
| 2018 |
Glial FABP7 in hypothalamic astrocytes/tanycytes modulates neuronal leptin sensitivity; FABP7-KO mice show enhanced leptin-induced activation of ARC neurons (increased pSTAT3+ cells) and reduced weight gain on high-fat diet; primary FABP7-KO astrocytes display lower ERK phosphorylation after leptin treatment. |
FABP7 KO mice, diet-induced obesity model, leptin injection, immunohistochemistry (pSTAT3), primary astrocyte cultures with leptin treatment (ERK phosphorylation) |
Molecular neurobiology |
Medium |
29623545
|
| 2019 |
FABP7 drives metabolic reprogramming in HER2+ breast cancer brain metastasis by supporting a glycolytic phenotype and lipid droplet storage; FABP7 is required for upregulation of integrin-Src and VEGFA pathways and for in vivo tumor growth in the brain microenvironment. |
FABP7 knockdown and overexpression in HER2+ breast cancer cells, in vitro metabolic assays, in vivo intracranial xenograft model, pathway analysis |
Oncogene |
Medium |
31324889
|
| 2019 |
FABP7 protects astrocytes from ROS toxicity through lipid droplet (LD) formation; FABP7-KO astrocytes show significantly decreased LD accumulation, elevated ROS toxicity, impaired thioredoxin signaling, and activation of pro-apoptotic p38 MAPK and SAPK/JNK pathways; FABP7 overexpression in glioma cells increases LD accumulation and antioxidant enzyme expression. |
FABP7-KO primary mouse astrocytes, ROS induction, LD quantification, Western blot (TRX, PRX1, p38 MAPK, SAPK/JNK, caspase-3), NAC rescue, FABP7 overexpression in U87 cells |
Molecular neurobiology |
High |
30680690
|
| 2020 |
FABP7 overexpression in astrocytes induces an NF-κB-driven pro-inflammatory response that is detrimental for motor neuron survival; silencing FABP7 in astrocytes from symptomatic hSOD1-expressing mice decreases inflammatory markers and reduces toxicity toward co-cultured motor neurons; a ligand-binding impaired mutant FABP7 does not induce NF-κB activation. |
FABP7 overexpression in non-transgenic astrocytes, astrocyte-motor neuron co-culture, siRNA knockdown, NF-κB reporter assay, hSOD1 transgenic mouse astrocyte cultures, mutant FABP7 (ligand-binding impaired) |
Glia |
High |
32619303
|
| 2020 |
FABP7 interacts with ATP-citrate lyase (ACLY) in the nucleus and is important for acetyl-CoA metabolism; the FABP7-ACLY interaction modulates nuclear histone acetylation and thereby epigenetically regulates caveolin-1 expression in astrocytes and glioma cells. |
Co-immunoprecipitation (FABP7-ACLY interaction), FABP7-KO primary astrocytes, NIH-3T3 gain-of-function model, histone acetylation assay, caveolin-1 promoter analysis |
Molecular neurobiology |
High |
32812201
|
| 2020 |
FABP7 is required for optimal OPC differentiation during developmental myelination but is dispensable for remyelination; Fabp7 knockdown reduces OPC differentiation in vitro and Fabp7 KO mice show a transient delay in developmental myelination that resolves before adulthood. |
Fabp7 siRNA knockdown in OPC cultures, Fabp7 KO mouse developmental myelination analysis, focal demyelination model (remyelination assay) |
Glia |
Medium |
32017258
|
| 2021 |
Rev-erbα directly binds the Fabp7 promoter in multiple brain areas (hippocampus, hypothalamus, VTA) as shown by ChIP-seq, and Fabp7 gene expression is specifically and robustly upregulated (>6-fold across all brain regions) in Rev-erbα KO mice, establishing Rev-erbα as a direct transcriptional repressor of Fabp7. |
ChIP-seq (Rev-erbα binding at Fabp7 promoter), Rev-erbα KO mouse, quantitative mRNA analysis across multiple brain areas |
Current research in neurobiology |
High |
34056625
|
| 2021 |
Ligand-bound FABP7 drives melanoma cell proliferation via activation of Wnt/β-catenin signaling; wild-type FABP7 overexpression increases Wnt/β-catenin activity (luciferase reporter), cyclin D1 expression, and proliferation, while a FA-binding site mutant FABP7 abrogates these effects; pharmacological inhibition of FABP7 with MF6 suppresses these responses. |
FABP7 siRNA knockdown and OE with wild-type vs. mutant FABP7, Wnt/β-catenin luciferase reporter assay, proliferation and migration assay, MF6 pharmacological inhibition |
Pharmaceutical research |
High |
33646504
|
| 2021 |
FABP7 facilitates uptake of DHA in GBM neural stem-like cells; FABP7 knockdown reduces DHA incorporation into GBM cells and diminishes DHA-induced inhibition of cell migration. |
FABP7 knockdown in patient-derived GBM neurosphere cultures, fatty acid composition analysis (lipidomics), migration assay |
Nutrients |
Medium |
34444824
|
| 2021 |
Nuclear FABP7 promotes glioblastoma cell proliferation in IDH1-wild-type glioma through caveolae formation; FABP7wt overexpression increases caveolin-1 expression and caveolae/caveosome formation via elevated H3K27ac on the caveolin-1 promoter through ACLY-dependent nuclear acetyl-CoA regulation; mutant FABP7 (FA-binding impaired) abrogates these effects in vitro and in xenograft models. |
FABP7wt and FABP7mut overexpression in U87 cells, caveolae/caveosome visualization, H3K27ac ChIP on caveolin-1 promoter, nuclear acetyl-CoA measurement, in vivo xenograft, patient GBM tissue analysis |
Molecular oncology |
High |
34716958
|
| 2021 |
NMR and molecular dynamics simulations demonstrate that FABP7 has high conformational heterogeneity that is substantially reduced upon fatty acid ligand binding; DHA binding leads to chemical shift perturbations in residues near the nuclear localization signal, suggesting a mechanism for differential nuclear vs. cytoplasmic transport depending on ligand identity; ligand binding is resistant to mutations in polar binding pocket residues. |
NMR spectroscopy, multiscale molecular dynamics simulations, site-directed mutagenesis of binding pocket residues, biophysical binding assays |
Biophysical journal |
High |
36698315
|
| 2021 |
Crystal structure of human FABP7 complexed with palmitic acid (a saturated FA) at 1.6 Å resolution reveals a U-shaped binding conformation; the carboxylate of palmitic acid interacts with Tyr129, Arg127, and via water bridge with Arg107 and Thr54, while the aliphatic chain is stabilized by hydrophobic interactions with Met21, Leu24, Thr30, Thr37, Pro39, Phe58, and Asp77; PA, OA, and DHA adopt distinct binding conformations in the pocket. |
X-ray crystallography (1.6 Å resolution), structural comparison with OA- and DHA-bound FABP7 and other FABP family members |
Acta crystallographica. Section D, Structural biology |
High |
34196621
|
| 2022 |
Oleic acid-bound FABP7 drives glioma cell proliferation by promoting nuclear localization of the FABP7-OA complex, inducing nuclear lipid droplet (nLD) formation, increasing colocalization of nLD with PML nuclear bodies, and enhancing histone acetylation-dependent transcription of proliferation-related genes; FA-binding site mutant FABP7 abrogates all these effects. |
OA treatment of FABP7-expressing cells, FABP7 nuclear localization imaging, nLD visualization, PML body co-localization, histone acetylation assay, mRNA profiling, FABP7-KO and FABP7-mutant overexpression controls |
The FEBS journal |
High |
36325660
|
| 2022 |
FABP7 promotes NSCLC metastasis by competitively inhibiting the interaction between β-catenin and its cytoplasmic degradation complex, thereby repressing phosphorylation-dependent ubiquitination and degradation of β-catenin and activating canonical Wnt signaling. |
FABP7 KD and OE in NSCLC cell lines, in vivo metastasis model, co-immunoprecipitation (β-catenin with degradation complex), β-catenin phosphorylation and ubiquitination assays |
Cells |
Medium |
35269427
|
| 2023 |
Wild-type FABP7 overexpression induces an NF-κB-driven inflammatory response in human iPSC-derived astrocytes (identified by RNA-seq as top biological process); a ligand-binding impaired mutant FABP7 does not activate NF-κB, demonstrating that FABP7's pro-inflammatory function requires its fatty acid-binding activity; amyloid-β treatment induces FABP7 upregulation in primary hippocampal astrocytes. |
FABP7 OE in human iPSC-derived astrocytes, whole transcriptome RNA-seq, Gene Ontology analysis, NF-κB reporter assay, ligand-binding mutant FABP7 control, Aβ treatment of primary astrocytes, APP/PS1 mouse immunostaining |
GeroScience |
High |
37688656
|
| 2023 |
FABP7 forms hetero-aggregates with α-synuclein (αSyn) that exhibit stronger toxicity than αSyn aggregates alone; injected FABP7/αSyn hetero-aggregates selectively accumulate in oligodendrocytes and Purkinje neurons causing cerebellar dysfunction; epsin-2 regulates FABP7/αSyn hetero-aggregate propagation via clathrin-dependent endocytosis, and epsin-2 knockdown decreases αSyn aggregate accumulation and improves motor performance. |
MSA mouse models (PLP-hαSyn, FABP7/αSyn hetero-aggregate injection), co-aggregation assays, AAV5-dependent epsin-2 knockdown, histology, motor function testing, bioinformatic analysis of MSA patient whole blood |
Brain : a journal of neurology |
High |
37082980
|
| 2023 |
FABP7 binds oleic acid and DHA micelles through its portal region residues; NMR and molecular dynamics simulations reveal that binding to micelles occurs through the same portal region as membrane binding, and simulations capture fatty acid dissociation from membranes directly entering FABP7's binding pocket. |
NMR spectroscopy, multiscale molecular dynamics simulations, biophysical binding assays with OA and DHA micelles |
Biophysical journal |
High |
36698315
|
| 2024 |
FABP7 deficiency in iPSC-derived cerebral organoids from normocephalic ASD individuals causes premature neural differentiation of neural stem cells; altered phosphorylation of MEK1/2 (downstream of FABP7) was detected, and regulation of the FABP7/MEK pathway reversed improper neural differentiation; Fabp7 knockdown and MEK2-overexpressing mice exhibit repetitive stereotyped behaviors and social defects. |
iPSC-derived cerebral organoids from ASD patients, single-cell RNA-seq (time series), FABP7 loss-of-function rescue experiments via FABP7/MEK pathway modulation, Fabp7 KD mice behavioral phenotyping (open field, social interaction) |
Advanced science (Weinheim, Baden-Wurttemberg, Germany) |
High |
39556706
|
| 2025 |
FABP7 in hepatic macrophages modulates M2 polarization via PPARγ and its target genes (CCL17, TGF-β); FABP7-deficient macrophages display decreased PPARγ activity, reduced fibrotic response of myofibroblasts, and decreased CD4+ T-cell migration into liver; in vitro, IL-4-stimulated FABP7-deficient macrophages show reduced CCL-17 and TGF-β, effects blocked by PPARγ inhibitor. |
FABP7 KO in CCl4-induced hepatic fibrosis model, in vitro macrophage polarization assays, PPARγ inhibitor treatment, co-culture of macrophages with CD4+ T cells and hepatic stellate cells |
Journal of immunology research |
Medium |
40017805
|
| 2025 |
Extracellular FABP7 induces a pro-inflammatory phenotype in monocytes via increased glycolysis, upregulating CD16, CD80 and IL-1β; FABP7-induced gene expression in monocytes reflects enhanced inflammation, chemotaxis, and glucose metabolism. |
In vitro FABP7 treatment of monocytes, flow cytometry (CD16, CD80), ELISA (IL-1β), transcriptomics, glycolysis assays; patient serum/CSF FABP7 measurement |
Nature communications |
Medium |
40595541
|
| 2025 |
FABP7 silencing in astrocytes decreases NF-κB-p65 nuclear translocation and NF-κB reporter activity in response to multiple inflammatory stimuli, reduces astrocyte toxicity toward motor neurons, and reduces glial activation in vivo after LPS administration; whole transcriptome RNA-seq confirms attenuation of NF-κB-dependent transcriptional response. |
FABP7 siRNA in primary mouse and human iPSC-derived astrocytes, NF-κB reporter assay, NF-κB-p65 nuclear translocation imaging, astrocyte-motor neuron co-culture, in vivo astrocytic FABP7 knockdown in LPS-treated mice, RNA-seq |
Glia |
High |
40251832
|
| 2026 |
YRDC-catalyzed tRNA t6A modification drives codon-biased translation of FABP7 mRNA; elevated FABP7 induces lipid droplet accumulation that sequesters TMZ-induced ROS to confer chemoresistance in glioblastoma; YRDC inhibition suppresses FABP7 translation and lipid droplets, synergizing with TMZ in vitro and in orthotopic xenografts. |
YRDC KD/OE, polysome profiling/ribosome profiling (codon-biased translation), lipid droplet quantification, ROS assays, in vitro and in vivo (PDX) TMZ resistance models, YRDC inhibitor (HY-Q66655) virtual screening and functional validation |
Oncogene |
Medium |
42014887
|