Figure 2S
43210
76543210
- C
- A
-
-
080125 CSCs
080418 CSCs
+ IFN-a 48 h + IFN-a 72 h
+ IFN-a 48 h + IFN-a 72 h
- MHC I
- MHC II
- MICA
- MICB
- ULBP-1
- ULBP-2
- ULBP-3
- ULBP-4
- MHC I
- MHC II
- MICA
- MICB
- ULBP-1
- ULBP-2
- ULBP-3
- ULBP-4
7
13 12 11 10
9
B
D
-
-+ IFN-a 48 h + IFN-a 72 h
080125 FBS
080125 FBS
080418 FBS
+ IFN-a 48 h + IFN-a 72 h
6
543210
876543210
- MHC I
- MHC II
- MICA
- MICB
- ULBP-1
- ULBP-2
- ULBP-3
- ULBP-4
- MHC I
- MHC II
- MICA
- MICB
- ULBP-1
- ULBP-2
- ULBP-3
- ULBP-4
Molecule
Molecule
Supplemental Results
Table 1S. Modulation by IFN-α of APM in GBM CSC and FBS tumor cell lines.
Molecule *
- Cell line
- IFN-α‡
- HLA
- β2-m# HLA
- LMP
- TAP1 TAP2
class II
- A
- A HC§
- 2
- 7
- 10
080125 CSCs
080125 FBS
-+-
1∞ (1) 3 (65) 2 (91) 1 (2) 6 (47) 2 (61) 1 (3) 1 (2) 1 (3) 2 (81) 11 (80) 13 (99) 1 (3) 8 (88) 4 (91) 1 (2) 1 (3) 2 (68) 2 (81) 4 (63) 4 (83) 1 (3) 6 (80) 3 (67) 2 (86) 1 (3) 2 (75) 2 (99) 14 (90) 7 (97) 5 (75) 7 (100) 6 (98) 2 (90) 1 (4) 3 (87)
+
080418 CSCs
080418 FBS
-+-
- 2 (51) 1 (1)
- 1 (3) 2 (47) 2 (83) 2 (54) 1 (4) 1 (2) 1 (3)
2 (81) 3 (76) 5 (75) 2 (50) 2 (83) 3 (71) 1 (3) 2 (87) 1 (2)
1 (3) 3 (70) 2 (88) 1 (4) 3 (87) 2 (76) 1 (3) 1 (3) 1 (2)
2 (78) 7 (98) 5 (99) 2 (94) 5 (100) 3 (100) 1 (4) 2 (100) 1 (2)
+
- 070104 CSCs
- -
1 (2) 1 (3)
1 (3) 2 (78) 1 (3)
1 (2) 1 (3) 1 (3) 1 (2)
+
2 (98) 8 (100) 10 (88) 4 (89) 3 (98) 3 (94) 1 (4) 2 (86) 2 (79)
* expression of APM molecules was evaluated by intracellular staining and cytofluorimetric analysis; ‡ cells were treatead or not (+/-) for 72 h with 1000 IU/ml of IFN-α; # β-2 microglobulin; § β-2 microglobulin-free HLA-A heavy chain; ∞ values are indicated as ratio between the mean of fluorescence intensity of cells stained with the selected mAb and that of the negative control; bold values indicate
significant MRFI (≥ 2). The numbers in parenthesis represent the percentage of positive cells. The experiment has been repeated three times; SD for each value ≥ 0.8
≤ 4.
Table 2S . Expression of proteasome and APM-associated chaperon molecules in GBM CSC and FBS tumor cell lines.
- Cell line
- Molecule *
- Delta MB1
- Z
- Calnexin Calreticulin ERp57 Tapasin
0627 CSCs 7 ‡ (100) 1 (3) 1 (5) 20 (100)
0627 FBS 1 (1) 1 (2) 1 (3) 3 (99)
- 2 (92)
- 2 (67) 2 (86)
- 1 (3)
- 1 (2)
- 1 (2)
080125 CSCs 16 (85) 1 (2) 1 (2) 49 (99)
080125 FBS 1 (5) 1 (4) 1 (5) 28 (100)
2 (85)
1 (3) 1 (2)
2 (99)
3 (95)
1 (3)
- 080418 CSCs 8 (100) 1 (5) 1 (4) 13 (100)
- 2 (99)
1 (5) 1 (3)
1 (4) 1 (5)
- 080418 FBS 7 (89) 1 (5) 1 (4) 16 (98)
- 3 (98)
- 080201 CSCs 36 (99) 3 (98) 3 (98) 55 (100)
- 10 (98)
- 3 (98) 7 (97)
- 080201 FBS 16 (98) 3 (98) 6 (98) 80 (100)
- 9 (98)
- 2 (97) 5 (98)
- 071011 CSCs 17 (98) 3 (87) 3 (75) 100 (100) 15 (98)
- 3 (87) 7 (76)
071011 FBS 16 (100) 1 (4) 2 (87) 20 (100)
080325 CSCs 10 (98) 3 (98) 4 (98) 200 (100) 070104 CSCs 1 (3) 2 (93) 1 (4) 52 (100)
1869 EBV-B 2 (99) 3 (89) 2 (82) 100 (91)
4 (87) 5 (99) 2 (88) 2 (94)
1 (3)
2 (95) 5 (98)
1 (4) 1 (3)
2 (81) 2 (70)
2 (98)
* expression of APM molecules was evaluated by immunofluorescence on permeabilized cells and cytofluorimetric analysis;
‡ values are indicated as ratio between the mean of fluorescence intensity of cells stained with the selected mAb and that of the negative control; bold values indicate
significant MRFI (≥ 2). The numbers in parenthesis represent the percentage of positive cells. The experiment has been repeated three times; SD for each value ≥ 1.2 ≤ 4.
Table 3S . Modulation by IFN-α of the expression of proteasome and APM-associated chaperon molecules in GBM CSC and FBS tumor cell lines.
Molecule *
- Cell line
- IFN-α ‡ Delta MB1
- Z
- Calnexin Calreticulin ERp57 Tapasin
- 080125 CSCs
- -
+-
16# (85) 1 (2) 1 (5) 49 (100) 22 (100) 1 (3) 1 (4) 73 (100)
1 (5) 1 (4) 1 (5) 28 (100)
10 (99) 1 (2) 2 (99) 30 (100)
2 (95)
2 (100)
3 (95) 3 (98)
1 (2) 2 (3) 1 (2) 2 (2) 1 (2) 1 (3)
2 (89) 1 (2)
080125 FBS
+
080418 CSCs
080418 FBS
-+-
8 (100) 1 (5) 1 (4) 13 (100) 8 (100) 1 (4) 1 (3) 13 (100)
7 (89) 1 (5) 1 (4) 16 (98)
9 (100) 1 (3) 1 (3) 26 (100)
2 (99)
1 (5) 1 (4)
3 (100) 8 (99) 1 (3)
3 (98)
1 (3) 1 (5) 1 (2) 1 (3)
+
3 (99)
- 070104 CSCs
- -
- 1 (3) 2 (93) 1 (4) 52 (100)
- 2 (88)
1 (4) 1 (3) 1 (3) 1 (3)
+
- 13 (99) 1 (3) 1 (4) 27 (100)
- 3 (98)
* expression of APM molecules was evaluated by immunofluorescence on permeabilized cells and cytofluorimetric analysis;
‡ cells were treatead or not (+/-) for 72 h with 1000 IU/ml of IFN-α; # values are indicated as ratio between the mean of fluorescence intensity of cells stained with the selected mAb and that of the negative control; bold values indicate
significant MRFI (≥ 2). The numbers in parenthesis represent the percentage of positive cells. The experiment has been repeated three times; SD for each value ≥ 1 ≤
4.
Table 4S. Modulation of MHC and APM molecules by 5-Aza CdR treatment of GBM and FBS tumor cell lines
- Cell line
- 5-Aza-CdR *
- Molecule ‡
- MHC II
- MICA
- MB1
- LMP10
- TAP1
080125 CSCs
080125 FBS
-+-
1# (2)
1 (2)
1 (2) 1 (3)
1 (4) 1 (3)
1 (2)
2 (98)
1 (3)
1 (3) 1 (3) 1 (4)
2 (80)
1 (2) 1 (3) 1 (2)
2 (88)
3 (95) 3 (98)
+
3 (90)
080418 CSCs
080418 FBS
-+-
1 (2) 1 (3) 1 (3) 1 (3)
1 (2) 1 (3)
1 (5) 1 (3)
1 (4) 1 (3)
1 (3) 1 (2) 1 (3)
6 (99)
3 (95) 4 (99)
3 (98)
6 (100)
4 (97)
6 (100)
+
- 070104
- -
2 (18)
1 (3) 1 (4)
2 (93)
1 (3) 1 (2)
1 (3) 1 (3)
+
- 5 (87)
- 2 (97)
- 1869 EBV-B
- -
12 (96)
1 (3) 1 (3)
- 3 (89)
- 3 (91)
- 4 (95)
+
- 20 (100)
- 5 (100)
- 4 (100)
- 8 (100)
* 5-Aza-2'-deoxycytidine (5μM) was added to culture medium for 4 days; ‡ molecule expression was assessed by surface (MHC II and MICA) or intracellular staining (MIB, LMP10 and TAP1) of cells with specific antibodies (see Material and Methods) and cytofluorimetric analysis.
# values are indicated as ratio between the mean of fluorescence intensity of cells stained with the selected mAb and that of the negative control; bold values indicate
significant MRFI (≥ 2). The numbers in parenthesis represent the percentage of positive cells. The experiment has been repeated three times; SD for each value ≥ 1 ≤ 4.
Table 5S. Expression of immune response inhibitory molecules by GBM CSC or FBS tumor cell lines
- Cell line
- Molecule*
- CTLA-4
- PD-1
- PD-L1
- PD-L2
1 (4)
070104 CSC
2‡ (69)
- 5 (95)
- 12 (98)
080125 CSCs
080125 FBS
2 (81)
2 (94)
10 (99)
1 (3)
- 2 (65)
- 3 (96)
- 19 (99)
- 2 (70)
080418 CSCs
080418 FBS
- 2 (55)
- 2 (85)
- 7 (99)
1 (2)
- 1 (3)
- 1 (5)
- 1 (2)
9 (98)
080201 CSCs
080201 FBS
- 2 (77)
- 3 (95)
- 11 (99)
1 (3)
- 2 (95)
- 2 (97)
- 31 (98)
- 2 (93)
071011 CSCs
071011 FBS
- 2 (42)
- 2 (59)
- 4 (97)
1 (2)
- 1 (3)
- 1 (5)
- 1 (4)
2 (50)
080325 CSCs SW480 col
1061 mel
2 (62) 2 (59) 2 (54)
2 (56) 2 (80)
1 (1)
4 (94) 6 (98) 6 (99)
1 (3) 1 (1) 1 (2)
1869 EBV-B
1 (1)
- 2 (83)
- 5 (97)
1 (2)
* expression of the indicated molecules was evaluated by immunofluorescence and cytofluorimetric analysis; ‡ values are indicated as ratio between the mean of fluorescence intensity of cells stained with the selected mAb and that of the negative control (MRFI); bold values
indicate significant MRFI (≥ 2). The numbers in parenthesis represent the percentage of positive cells. The experiment has been repeated three times with SD for each value ≥ 0.6 ≤ 4.
SW480 col and 1061 mel, that are a colorectal and a melanoma cell lines, respectively, were used in the experiment as not GBM tumor cells.
Table 6S. Genes differentially expressed between CSC and FBS, p<0.005. Genes are ranked according to fold change.
Fold-
Paramet
UG cluster ric p- value
Permutati change on p-value (CSC/FB
S)
- Gene symbol
- Description
oligodendrocyte transcription factor 1 (OLIG1), mRNA. ubiquitin specific peptidase 30 (USP30), mRNA. calsequestrin 2 (cardiac muscle) (CASQ2), mRNA.
OLIG1 USP30 CASQ2
- Hs.56663 7.53E-05 1.00E-04
- 2192
2077 1593
Hs.486434 45281 Hs.57975 4.00E-07
906 134
SPARC-like 1 (hevin) (SPARCL1), transcript variant 2, mRNA.
SPARCL1
CA10
Hs.62886
- 46627
- 114
84
996 828 carbonic anhydrase X (CA10), transcript variant 3, mRNA. ADAM metallopeptidase domain 19 (meltrin beta) (ADAM19), transcript variant 2, mRNA. 3-hydroxy-3-methylglutarylCoenzyme A synthase 1 (soluble) (HMGCS1), transcript variant 2, mRNA. SRY (sex determining region Y)- box 8 (SOX8), mRNA. ribosomal protein S6 kinase, 90kDa, polypeptide 2
Hs.463466 18432
- Hs.483944 26136
- ADAM19
- 64
- 750
HMGCS1 SOX8
Hs.397729
- 2109
- 25
53
691 684
Hs.243678 16431
(RPS6KA2), transcript variant 2, mRNA. dipeptidyl-peptidase 4 (DPP4), mRNA. periostin, osteoblast specific factor (POSTN), transcript variant 2, mRNA.
RPS6KA2
DPP4
Hs.719131
- 1855
- 11
8
655 583
Hs.368912 25174
- Hs.136348 27286
- POSTN
779
57
569
- 553
- KIAA1549 KIAA1549 (KIAA1549), mRNA. Hs.605380
CDNA FLJ32758 fis, clone
1857 hCG_1999814 TESTI2001792 collagen, type VIII, alpha 2 (COL8A2), mRNA.
Hs.666511 22226
- 2
- 544
538 506
COL8A2 EMP2
Hs.353001 43215
2117 epithelial membrane protein 2 (EMP2), mRNA.
Hs.531561
- 2084
- 1.00E-04
guanine nucleotide binding protein (G protein), gamma 7 (GNG7), mRNA.
GNG7
- Hs.515544 1.94E-05 1.00E-04
- 505
PREDICTED: misc_RNA
LOC346329 (LOC346329), miscRNA. arylsulfatase D (ARSD), transcript
- 2.57E-05 5.00E-04
- 484
473
ARSD
variant 1, mRNA.
Hs.528631 29984 Hs.567236 507
823 shroom family member 2
SHROOM2 (SHROOM2), mRNA. olfactory receptor, family 51, subfamily B, member 2
- 3.00E-04
- 416
410 410 381
OR51B2 ST3GAL6 SIPA1L2
(OR51B2), mRNA.
Hs.680163 44691
1307
9.00E-04
38
ST3 beta-galactoside alpha-2,3- sialyltransferase 6 (ST3GAL6), mRNA. signal-induced proliferationassociated 1 like 2 (SIPA1L2), mRNA.
Hs.148716 Hs.715656
7475 1074
CD164 molecule, sialomucin (CD164), transcript variant 5, mRNA. calumenin (CALU), transcript variant 1, mRNA.
CD164 CALU
Hs.520313 1.10E-06 1.00E-04
Hs.718425 7871 799
381 377 paroxysmal nonkinesigenic dyskinesia (PNKD), transcript variant 2, mRNA.
PNKD
- Hs.98475 5.75E-05 5.00E-04
- 375
369 kelch domain containing 8A
KLHDC8A (KLHDC8A), mRNA.
Hs.10414
- 15658
- 54
169
25
RAB11 family interacting protein
RAB11FIP4 4 (class II) (RAB11FIP4), mRNA. Hs.406788 43079 chromosome 11 open reading
352 348
C11orf66
frame 66 (C11orf66), mRNA. trinucleotide repeat containing 6B (TNRC6B), transcript variant 2, mRNA.