TOP TEN perturbations for 1552979_at (Homo sapiens)

Organism: Homo sapiens
Gene: 1552979_at
Selected probe(set): 1552979_at
Platform: Affymetrix Human Genome U133 Plus 2.0 Array

Expression of 1552979_at (1552979_at) across 6672 perturbations tested by GENEVESTIGATOR:

glioma study 17 (glioblastoma; unsorted) / non-tumor cortical tissue

Relative Expression (log2-ratio):-1.802876
Number of Samples:2 / 4
Experimental glioma study 17 (glioblastoma; unsorted)
Brain cells isolated from high grade glioblastoma (grade IV). Tumor tissue was dissociated using enzymatic treatment and all cells were used for RNA isolation.
Control non-tumor cortical tissue
Cortical tissue obtained from patients with epilepsy, but without any manifested brain cancer. The tissue was dissociated using enzymatic treatment, but all brain cell types were used for analyses.

IgA nephropathy study 4 (ecap. prolif. pos.) / IgA nephropathy study 4 (ecap. prolif. neg.)

Relative Expression (log2-ratio):1.753869
Number of Samples:2 / 4
Experimental IgA nephropathy study 4 (ecap. prolif. pos.)
Glomeruli tissue samples obtained by laser-capture microdissection from kidney biopsies from SLE patients (systemic lupus erythematosus) suffering from IgA nephropathy. The kidney biopsies were reviewed by four neuropathologists in a blinded manner and scored as positive for glomerular endocapillary proliferation (E1 in the Oxford MEST scoring system). (Warning: Experiment with gender bias).
Control IgA nephropathy study 4 (ecap. prolif. neg.)
Glomeruli tissue samples obtained by laser-capture microdissection from kidney biopsies from SLE patients (systemic lupus erythematosus) suffering from IgA nephropathy. The kidney biopsies were reviewed by four neuropathologists in a blinded manner and scored as negative for glomerular endocapillary proliferation (E0 in the Oxford MEST scoring system). (Warning: Experiment with gender bias).

exercise study 33 (OUT; slow twitch; post-exerc.) / exercise study 33 (YUT; slow twitch; post-exerc.)

Relative Expression (log2-ratio):1.5198832
Number of Samples:3 / 5
Experimental exercise study 33 (OUT; slow twitch; post-exerc.)
Slow twitch myosin heavy chain muscle fibers (MHC) I were obtained from vastus lateralis muscle. Biopsies were taken from old untrained (OUT) women (85±1 years) 4 hours after the first resistance exercise. Fibers were separated under the light microscope and MHC isoform was determinated based on SDS-PAGE analysis. Exclusion criteria: acute/chronic illness, cardiac, pulmonary, liver, or kidney abnormalities, uncontrolled hypertension, insulin or non-insulin-dependent diabetes, abnormal blood, or urine chemistries, arthritis, a history of neuromuscular problems, tobacco smoking. Individuals, that had ever completed any formal exercise programs or physical activity outside of their activities of daily living, were excluded as well.
Control exercise study 33 (YUT; slow twitch; post-exerc.)
Slow twitch myosin heavy chain muscle fibers (MHC) I were obtained from vastus lateralis muscle. Biopsies were taken from young untrained (YUT) women (23±2 years old) 4 hours after the first resistance exercise. Fibers were separated under the light microscope and MHC isoform was determinated based on SDS-PAGE analysis. Exclusion criteria: acute/chronic illness, cardiac, pulmonary, liver, or kidney abnormalities, uncontrolled hypertension, insulin or non-insulin-dependent diabetes, abnormal blood, or urine chemistries, arthritis, a history of neuromuscular problems, tobacco smoking. Individuals, that had ever completed any formal exercise programs or physical activity outside of their activities of daily living, were excluded as well.

flagellin study 1 / vehicle (DME) treated bronchial epithelial cell sample

Relative Expression (log2-ratio):1.442656
Number of Samples:3 / 17
Experimental flagellin study 1
Bronchial epithelial cells (NHBE) treated with flagellin (1000 ng/ml; vendor: InvivoGen / catalog number: tlrl-pstfla / catalog name: FLA-ST Ultrapure) for 6 hours. For treatment primary cells were seeded at a density of 50'000 cells/well in pre-coated rat tail collagen type I 96-well plates for 24 hours followed by 4 hours starvation. NHBE cells were isolated from different Caucasian, healthy and non-smoker donors from the airway located above the bifurcation of the lungs (tracheal/bronchial).
Control vehicle (DME) treated bronchial epithelial cell sample
Bronchial epithelial cells (NHBE) treated with vehicle (DME) for 6 hours. For treatment primary cells were seeded at a density of 50'000 cells/well in pre-coated rat tail collagen type I 96-well plates for 24 hours followed by 4 hours starvation. NHBE cells were isolated from different Caucasian, healthy and non-smoker donors from the airway located above the bifurcation of the lungs (tracheal/bronchial).

multiple sclerosis study 10 (RR-MS) / cerebrospinal fluid cell sample (mixed neuropathologies)

Relative Expression (log2-ratio):1.3721232
Number of Samples:5 / 9
Experimental multiple sclerosis study 10 (RR-MS)
Cerebrospinal fluid (CSF) cell samples from patients with relapsing-remitting multiple sclerosis (RR-MS). Active disease was defined by the presence of any of the following criteria during 6 month prior CSF collection: (1) one or more relapses, (2) change of 0.5 point or greater in EDSS (Expanded Disability Status Score), (3) change in the number and size of lesions visualized by gadolinium-enhanced MRI. Untreated MS patients did not receive any medication for at least 1 year before CSF sample collection.
Control cerebrospinal fluid cell sample (mixed neuropathologies)
Cerebrospinal fluid (CSF) cell samples from patients with different neuropathologies, other than multiple sclerosis.

stem cell differentiation study 50 (IRF2 shRNA; ASC; proerythroblast) / stem cell differentiation study 50 (mock shRNA; ASC; proerythroblast)

Relative Expression (log2-ratio):1.3321595
Number of Samples:3 / 4
Experimental stem cell differentiation study 50 (IRF2 shRNA; ASC; proerythroblast)
Proerythroblast differentiated from IRF2 (interferon regulatory factor 2) shRNA transduced hematopoietic stem/progenitor cells (CD34+). CD34+ hematopoietic stem/progenitor cells (HSC) were transduced with lentivirus expressing shRNA targeting IRF2 gene with following differentiation to the erythroid lineage. HSCs were obtained from magnetically sorted G-CSF mobilized peripheral blood mononuclear cells of healthy donors. Cells were expanded in StemSpan SFEM medium supplied with Flt-3 ligand (100 ng/ml), SCF (100 ng/ml), IL-3 (20 ng/ml), IL-6 (20 ng/ml) and penicillin/streptomycin. Cells were harvested for total RNA extraction at the proerythroblast stage of differentiation.
Control stem cell differentiation study 50 (mock shRNA; ASC; proerythroblast)
Proerythroblast differentiated from control shRNA transduced hematopoietic stem/progenitor cells (CD34+). CD34+ hematopoietic stem/progenitor cells (HSC) were transduced with lentivirus expressing control shRNA with following differentiation to the erythroid lineage. HSCs were obtained from magnetically sorted G-CSF mobilized peripheral blood mononuclear cells of healthy donors. Cells were expanded in StemSpan SFEM medium supplied with Flt-3 ligand (100 ng/ml), SCF (100 ng/ml), IL-3 (20 ng/ml), IL-6 (20 ng/ml) and penicillin/streptomycin. Cells were harvested for total RNA extraction at the proerythroblast stage of differentiation.

HIF-1a/HIF-2a depletion study 1 (hypoxia; HK2) / hypoxia study 11 (HK2)

Relative Expression (log2-ratio):-1.2121463
Number of Samples:3 / 3
Experimental HIF-1a/HIF-2a depletion study 1 (hypoxia; HK2)
Proximal tubule epithelial cell line HK-2 with shRNA-mediated stable knock-down of HIF-1a and HIF-2a (Hypoxia-inducible factor 1-alpha and Hypoxia-inducible factor 2-alpha) 24 hours after treatment with hypoxia (20% O2). HK-2 cells were cultured in DMEM/F-12 supplemented with 10% fetal calf serum (FCS), 1% ITS, hydrocortisone, and antibiotics. The cells were incubated at 37 °C.
Control hypoxia study 11 (HK2)
Proximal tubule epithelial cell line HK-2 treated with hypoxia (1% O2) for 24 hours. HK-2 cells were cultured in DMEM/F-12 supplemented with 10% fetal calf serum (FCS), 1% ITS, hydrocortisone, and antibiotics. The cells were incubated at 37 °C.

HIF-2a depletion study 1 (hypoxia; HK2) / hypoxia study 11 (HK2)

Relative Expression (log2-ratio):-1.1858559
Number of Samples:3 / 3
Experimental HIF-2a depletion study 1 (hypoxia; HK2)
Proximal tubule epithelial cell line HK-2 with shRNA-mediated stable knock-down of HIF-2a (Hypoxia-inducible factor 2-alpha) 24 hours after treatment with hypoxia (1% O2). HK-2 cells were cultured in DMEM/F-12 supplemented with 10% fetal calf serum (FCS), 1% ITS, hydrocortisone, and antibiotics. The cells were incubated at 37 °C.
Control hypoxia study 11 (HK2)
Proximal tubule epithelial cell line HK-2 treated with hypoxia (1% O2) for 24 hours. HK-2 cells were cultured in DMEM/F-12 supplemented with 10% fetal calf serum (FCS), 1% ITS, hydrocortisone, and antibiotics. The cells were incubated at 37 °C.

HIF-1a depletion study 2 (hypoxia; HK2) / hypoxia study 11 (HK2)

Relative Expression (log2-ratio):-1.1638374
Number of Samples:3 / 3
Experimental HIF-1a depletion study 2 (hypoxia; HK2)
Proximal tubule epithelial cell line HK-2 with shRNA-mediated stable knock-down of HIF-1a (Hypoxia-inducible factor 1-alpha) 24 hours after treatment with hypoxia (1% O2). HK-2 cells were cultured in DMEM/F-12 supplemented with 10% fetal calf serum (FCS), 1% ITS, hydrocortisone, and antibiotics. The cells were incubated at 37 °C.
Control hypoxia study 11 (HK2)
Proximal tubule epithelial cell line HK-2 treated with hypoxia (1% O2) for 24 hours. HK-2 cells were cultured in DMEM/F-12 supplemented with 10% fetal calf serum (FCS), 1% ITS, hydrocortisone, and antibiotics. The cells were incubated at 37 °C.

exercise study 33 (OT; slow twitch; post-exerc.) / exercise study 33 (OT; slow twitch; pre-exerc.)

Relative Expression (log2-ratio):-1.1377115
Number of Samples:5 / 4
Experimental exercise study 33 (OT; slow twitch; post-exerc.)
Slow twitch myosin heavy chain muscle fibers (MHC) I were obtained from vastus lateralis muscle. Biopsies were taken from old trained (OT) women (85±1 years) 4 hours after the 36th (last) exercise session. Participants underwent 12 weeks of progressive resistance training including 36 training sessions (3 days/week) with three sets of 10 bilateral knee extensions at 70–75% of their one-repetition maximum (1 RM). Fibers were separated under the light microscope and MHC isoform was determinated based on SDS-PAGE analysis. Exclusion criteria: acute/chronic illness, cardiac, pulmonary, liver, or kidney abnormalities, uncontrolled hypertension, insulin or non-insulin-dependent diabetes, abnormal blood, or urine chemistries, arthritis, a history of neuromuscular problems, tobacco smoking. Individuals, that had ever completed any formal exercise programs or physical activity outside of their activities of daily living, were excluded as well.
Control exercise study 33 (OT; slow twitch; pre-exerc.)
Slow twitch myosin heavy chain muscle fibers (MHC) I were obtained from vastus lateralis muscle. Biopsies were taken from old trained (OT) women (85±1 years) before the 36th (last) exercise session. Participants underwent 12 weeks of progressive resistance training including 36 training sessions (3 days/week) with three sets of 10 bilateral knee extensions at 70–75% of their one-repetition maximum (1 RM). Fibers were separated under the light microscope and MHC isoform was determinated based on SDS-PAGE analysis. Exclusion criteria: acute/chronic illness, cardiac, pulmonary, liver, or kidney abnormalities, uncontrolled hypertension, insulin or non-insulin-dependent diabetes, abnormal blood, or urine chemistries, arthritis, a history of neuromuscular problems, tobacco smoking. Individuals, that had ever completed any formal exercise programs or physical activity outside of their activities of daily living, were excluded as well.