EMBO/sd-character-level-ner huggingface dataset:
(b) Quantification of GFP-positive dots per cell. Images were taken from cells shown in c and the number of GFP-positive dots was determined. At least 140 cells were counted per experiment and the values are mean ± s.d. of three independent experiments. (c) A monoclonal A549 cell line stably expressing GFP-LC3 was infected with adenovirus harbouring shRNA targeting Atg14L, Rubicon or control (luciferase). The cells were cultured under nutrient-rich or starvation conditions. GFP was observed by confocal laser microscopy. Scale bar, 10 μm. The full scan of the blot in a is available in Supplementary Information, Fig. S6.
A and B. Molecular models show the position of mutated residues in the structures of two dimers on DNA: Sox2-Oct4 heterodimer (A) and Oct4-Oct4 homodimer (B). Ser in position 151 (asterisk) was mutated to Met in order to shift the preference of Oct4 for homodimerization. The individual helixes of the POU domains are numbered.
The mean number of F86E RAD51 bound to respective DNA oligonucleotides, as measured by SPR (dotted lines) and corresponding model fits (solid lines) using the model shown in panel D. Using ABC-SMC, individual forward rates (kp) and reverse rates (kpr) were fitted to each experimental curve, while a single KD was fitted to all experimental curves.
A, Control and degron ORP2 cells were co-plated, and after 1 day incubation in 5 % LPDS, cells were loaded with LDL (+LDL) and IAA (+IAA; ORP2 depletion) for the indicated times. Intracellular cholesterol was labeled with D4H and imaged by widefield epifluorescence microscopy. Asterisk indicates region of ORP2-depleted cells. CM, complete medium. Dashed lines separate ORP2 expressing and depleted cells. B, Quantification of A. Mean ± SD, n = 15-27 cells pooled from 2 independent experiments. Student's t-test.
(a) Enhancement of etoposide-induced non-apoptotic death by overexpression of human Bcl-2 and Bcl-xL in Bax/Bak−/− MEFs in a Beclin 1-dependent manner. Bax/Bak−/− MEFs with silencing of control Bax or Beclin 1 were transfected with the indicated plasmids (1 μg). After 24 h, the transfected cells were incubated with 20 μM etoposide for 24 h, and cell viability was assessed by the CTB assay. Data are shown as mean ± s.d. (n = 3).
A Macrophages (cytoplasm, red) near the germband in Stage 11/12 embryos show partial colocalization of the HA-antibody labeling Porthos (green) with the nucleus (DAPI, blue). Data information: Movies in each analysis set are from independent embryos. Scale bars: 50µm
Specificity of the C-terminal Tap-1 segment. Killing assay in which the lack of tap-1 in V52 is complemented by empty vector (control) or one of two different alleles of tap-1. The ability to kill in a TseL-dependent manner is indicated by the logarithm of surviving C6706ΔtsiV1.
d) Average time course of the IOS response to visual stimulation of the contralateral eye (contra) pre- and post-MD (thick black line). Grey area delimited by thin black lines envelops traces from scr animals (95% confidence interval); blue area envelop traces from amiR-29a animals (95% confidence interval). e) Same as in d) for ipsilateral eye (ipsi) pre- and post-MD responses.
(b,c) Bar graph showing normalized liver weights (mean ± s.d. for n = 10 mice per group; b) and total lipid content in mice with indicated genotype (mean ± s.d. for n = 10; c). *P≤0.05;***P≤0.001 compared with control.
The morphology of small lateral ventral neurons (sLNvs) is sensitive to dfmr1 activity. Overexpression of wild-type dfmr1 in the sLNv neurons results in a consistent "axonal collapse" phenotype, where the branching of axonal termini of sLNvs is reduced. Scale bars represent 50 and 10 μm (magnified images).
E. Distribution of different types of bone marrow stem cells from vehicle- and tamoxifen-treated mice. Stem cell types were identified by transcriptional signatures using the Immgen stem cell database as a reference. Only cell types with more than five cells in any of the conditions identified are presented. LTHSC - long-term hematopoietic stem cells (HSC), ST34F - CD34+Flk2- short-term (ST) HSC, STSL - ST reconstituting stem cells, MPP34F - CD34+Flk2+ multipotent progenitors, MLP - multi-lymphoid progenitors, CMP.DR - common myeloid progenitor, MEP - megakaryocyte-erythroid progenitors, MDP - monocyte-dendritic cell progenitors, CDP - common dendritic cell progenitors, GMP - granulocyte-monocyte progenitor.
H β‐galactosidase activity (blue) colocalizes with the myoepithelial marker p63 (green) detected by immunofluorescence microscopy. Arrows point to myoepithelial cells. L, lumen. Scale bar: 100 μm.
(D and E) Mutation of β-cat K49 abolishes its acetylation by Tau. Both myc-Tau40 and eGFP-β-cat were purified from HEK293 cells (using anti-GFP or anti-Myc beads) (D), or both from E. coli (E) (n = 3 from three independent experiments).
HepG2 cells were treated with 2-BP and/or lentivirus vectors expressing KLF10. n=3. Results represent three independent experiments. (G) BODIPY staining showing the lipid droplets.
A. Genotyping PCR of NEX-Cre, NEX-Cre;fl/+ or NEX-Cre;fl/fl mice using primes for floxed allele, FBXO7 wild type and cre.
L RT-qPCR analysis of viral RNA levels in Rsad2+/+ or Rsad2-/- MEF cells infected with H1N1 (MOI=1.0, 24 hrs) immediately after addition of NaCl (+34 mM). Data information: Data represent mean and SD of three or four For all statistical testing: NS, not signiﬁcant (p > 0.05), **p < 0.01 and ***p < 0.001.
C) BDNFstimulation leads to an increase in the translation of 3'UTR WT (p=0.02, t-test type 3) but not 3'UTR Mut luciferase reporter, which is rescued by miR-16-5p overexpression (p=0.002; t-test type 2). Cortical neurons were transfected as in (B), stimulated with BDNF or vehicle control for 20 minutes, and lysed two hours after stimulation (n=4).
C. Pull-down experiments of biotinylated LCS WT and LCS mutant cytosolic tails from HeLa cells lysates (top blot) or purified His-tagged GOLPH3 protein (bottom blot). The N-terminal cytosolic tail of LCS WT and LCS mutants (mut. 1, 2 and 3) is shown on the top of the blot (mutations are in blue, LxxR motif in red, biotin is at the C-terminus).
Relative proliferation of mESCs as in (B) (mean values ± SD, P value was calculated using two-tailed unpaired Student's t test, **P < 0.01, also hereafter in similar experiments). n = 3 biological replicates.
B) Requirement for mitochondrial lipid transport and biosynthesis genes in rewired libraries. Left panel, schematic depicting PE and cardiolipin (CL) synthesis in mitochondria. The inner mitochondrial putative lipid transporter Mdm31 is depicted in yellow. Grey arrows indicate the need for lipid transport from the ER or other organelles to mitochondria and transport between the MOM and MIM. Right panel, transposon numbers (normalized to wt libraries) for the indicated (set of) libraries for MDM31, PGS1, and CRD1.
(B) HEK293T cells (1×106) were transfected with HA-cGAS (500 ng), Flag-STING (500 ng) and Myc-ZDHHC18 (500 ng) expression plasmids for 24 h. TBK1 phosphorylation was detected by immunoblotting. Data information: ZDHHC18(CS): a catalytic mutant with a cysteine-to-serine substitution in the DHHC motif of ZDHHC18
Quantification by western-blot analysis of EZH2 and H3K27me3 levels at each stage of de novo transformation. UT: untransformed, PN: pre-neoplastic, TR: transformed. Histone H3 is used as a loading control. The graph on the right displays the H3 normalized densitometric values of western-blot band from untreated and DMSO treated cells. Values represent mean ± SEM from three biological replicates. One asterisk indicates p-value < 0.05 (one-tailed unpaired Student's t-test). ns: non-significant.
A. In vitro methylation reactions were performed using recombinant His14-MBP-NSUN3 (NSUN3) or the catalytically inactive mutant His14-MBP-NSUN3-C265A (C265A), 3H-labelled S-adenosyl methionine as a methyl group donor and in vitro transcribed mt-tRNAMet, mt-tRNAPro and mt-tRNAGlu. The RNA was then separated on a denaturing polyacrylamide gel, stained with ethidium bromide (EtBr) to indicate inputs and exposed to an X-ray film to analyse methylation (3H-Me).
Western blots of cell lysates and culture supernatants showing TDP-43 and Sortilin expression in primary hippocampal neurons infected with scrambled or Tardbp shRNA lentiviruses. Uninfected cultures were used as an additional control. β-actin immunoblotting and Coomasise Blue staining were used to control equal loading of lysates and supernatants, respectively. Molecular weights are indicated in kDa. Data information: Results are presented as average ± standard error of the mean (SEM). All statistical tests were performed using 2-way ANOVA with Sidak post hoc analysis.
Down regulation of Rab25 expression and inhibition of glycogen breakdown by GPi administration increases 2DG induced cell death *p < 0.05 versus shRNA control.
E, F Using temperature-sensitive GAL80 system to control Nipped-A RNAi expression. (E) The period of DD locomotor rhythms of flies raised at 18ºC and tested at 29ºC. (F) The period of DD locomotor rhythms of flies raised at 29ºC and tested at 18ºC. Data information: (B-H) Error bars represent standard error of the mean (SEM). Digits on the bars are the number of flies tested. Percentage of rhythmicity is indicated above the bars. Statistical difference is measured using One-way ANOVA, P<0.001, Tukey's multiple comparison test, *P<0.05, **P<0.01, ***/###P<0.001, * compared with the GAL4 controls; # compared with the UAS controls. White bar indicates UAS or GAL4 controls. Gray bar indicates flies with Nipped-A knocked down. G4, GAL4; U, UAS.
Effects of DC and Beva treatments on Ren13, Ren86, Ren28 and Ren50-PDOX. Evaluation of tumor progression average and SD in control (black) compared to DC (red, *p < 0.05) and Beva (blue, # p < 0.05) treatments from 5-13 animals per tumor and treatment group by Mann Whitney test.
(B, C, D) ROS production (ROS/mg protein) in CTNSWT, CTNS‑/-, and CTNSPatient cells upon starvation for 4 hrs in the presence and absence of DMKG (4 hrs), respectively (n = 3).
A. Examples of ChIP-seq data obtained for Jmjd2a, Jmjd2c (Pedersen et al, 2014), and H3K4me3.
Characterization of API-containing vesicles. (A) Fractionations were performed as in Fig. 5. The total (T), vacuole (V), vacuolar vesicle (VV), and subvacuolar vesicle (SV) fractions are shown. Proteins were detected by immunoblotting as indicated in the figure.
O Protein expression of Msps and TACC in brain tissues. (O) Adult brains of tacc59/ tacc74 transheterozygotes were immunoblotted and probed with α-Msps and α-TACC antibody. Actin blotting was used as loading and probing control. The dot plot on the right displays the quantitative analysis of total Msps level in control and tacc transheterozygotes.
A-D J-Lat 8.4 cells were mock-treated or treated with increasing concentrations of HDACIs. At 24 h post-treatment, viral production was measured by quantifying p24 antigen production in culture supernatants (A, B)
Isolated EGFP-FAM110A-WT or -∆C proteins were incubated with active CDK1/GST-cyclin B1 in a kinase buffer containing 32P-γATP for 20 min at 30°C. Phosphorylation was detected by autoradiography and position of FAM110A by immunoblotting. Empty arrowhead indicates position of CDK1.
(C) TIRF images of low (0.3 nM) and high (10 nM) concentrations of TMR-labeled p150 (green) bound to chimeric yeast MTs containing tyrosinated (red) and detyrosinated (blue) sections of MT. Representative kymographs below show diffusive behavior of p150 molecules on the MT. Note that p150 rarely diffuses into the detyrosinated section of MT, even at high concentrations. Scale bars are 5 μm and 10 sec.
D. Purified recombinant FLAG-FAM111A and FLAG-FAM111B proteins were incubated separately or mixed, subjected to IP with FAM111A antibody and immunoblotted with FLAG antibody.
DC(WT) and DC(NLRC3-KO) mice were immunized with MOG(35-55) peptide in CFA adjuvant and pertussis toxin to induce EAE. Expression of Il12, Il6, Il23 and Il27 mRNA in DCs sorted from DC(WT) and DC(NLRC3-KO) mice 26 d after EAE induction, presented relative to that of Gapdh.
Representative immunoprecipitation (IP) of HEK293 cells transfected with indicated cDNAs. (A) CTGF interacts with LRP4 but not with MuSK. Full-length CTGF (CTGF-full-myc) was immunoprecipitated with the ectodomain of LRP4 (LRP4ect-Flag, lane 6) but not with the ectodomain of MuSK (MuSKect-Flag, lane 3). However, when CTGF-full-myc, LRP4ect, and MuSKect-Flag were expressed together, CTGF-full-myc was immunoprecipitated with MuSKect-Flag (lane 5). The CT domain of CTGF (CTGF-CT-myc) was sufficient to immunoprecipitate LRP4ect-Flag (lane 7). Predicted positions of full-length and shortened CTGF proteins are indicated by bars and/or asterisks.
(G) The effect of different docking motifs on the degradation of Far1(1-150 SP)-GFP, where all TP sites are mutated to SP. Plot shows mean±SEM of fluorescence intensities in the cell cycle.
E Quantification of animals with FLUCSM::GFP foci at indicated days of life. Data are displayed as mean ± SEM (in %) (N = 3). Statistical analysis was done using two-way ANOVA with Dunnett's multiple comparison test. n.s. = not significant, ** p ≤ 0.01, *** p ≤ 0.001.
(J and K) CD2AP (green) and Rab5 (magenta) localisation in dendrites (J) and axons (K) of neurons expressing Rab5-GFP analysed as in (G and H). Scale bars, 10 µm. The white squares are magnified on the right. Scale bars, 1 µm.(L) Quantification of colocalisation between CD2AP and Rab5-positive endosomes in dendrites (Dd) and axons (Ax) (n=3, NDd=17, NAx=23, ****P<0.0001, t-test, mean ± SEM).
D, Analysis of Cre-recombinase transfer after transplantation of Crx::Cre donor photoreceptors into Nrl-/- recipients after 14 (n=6), 21 (n=5), 42 (n=4), 90 (n=6) and 150 (n=6) days. The number of acceptor photoreceptors in the recipient retina that activated the Cre reporter gene is quantified.
(A) Representative ERG trace from dark reared 0-1 day old flies of the indicated genotype stimulated by 2s flash of green light. The duration of the stimulating light is shown. Y-axis shows the amplitude of the ERG response. X-axis shows the duration of the recording.
(F) Phenotype of the kup9-1/ProKUP9:PIN8 transgenic lines. Seeds were germinated and grown on LK or HK medium for 7 d. Scale bar, 1 cm.
A,B: Binding assays. Immunoprecipitation (GFP-Trap) experiments between GFP-tagged VAP-A (WT and KD/MD mutant; A), VAP-B (B) and Flag-tagged STARD3 (WT and S209A, S209D and S209D/P210A mutants). Please note that the mutations modify the FFAT and Phospho-FFAT scores of this region of STARD3: compared to WT STARD3 (Phospho-FFAT: 2.5; conventional FFAT: 6.5), the STARD3 S209A, mutant has both low Phospho-FFAT and FFAT scores (6.5), the S209D mutant has a high conventional FFAT score (2.5) but a low Phospho-FFAT score (6.5), and the double mutant has a conventional FFAT score of 1.5 and a Phospho-FFAT score of 5.5. Approximatively 5 µg of total protein extracts were analyzed by Western blot using anti-Flag, anti-GFP and anti-Actin antibodies. Immunoprecipitated material was analyzed using anti-Flag and anti-GFP antibodies.
(F) Gene tracks of ChIP-seq signals for H3K9me2 and H3K27me3 around the SELE locus in TNF-α (-) and TNF-α (+) ECs.
(C) Endogenous CIP2A protein complexes immunoprecipitated from MCF7 cells were analyzed by immunoblotting and PP2A activity assay. Immunoblots of corresponding cell lysates are shown on the right.
(E) Control (top) and ZDHHC5 KD (bottom) HeLa cells were fixed and stained for TGN46 and β1-integrin.
Relative activity of the ER-phagy reporter Yop1-Pho8∆60 after nitrogen starvation (C) Mean + SEM, n ≥ 3.
Number of entries in each arm of the Y maze performed at different ages. Data are presented as mean ± SEM (n = 10 per group). The asterisks represent the significance levels calculated by two-way ANOVA with Sidak's multiple comparisons test: ****P < 0.0001
(B) Quantification of phosphorylated-H2AX (γ-H2AX) levels by flow cytometry. Splenocytes isolated from 8-week-old wild-type (WT) and Pogz+/∆ mice were processed for γ-H2AX staining and data are represented as bar graph showing the mean percentage of cells that were γ-H2AX-positive ± SEM (left panel) or the mean fluorescence intensity (M.F.I.) of the γ-H2AX signal ± SEM (right panel), each mouse being represented by a round dot (WT) or a square (Pogz+/∆ ) (n = 11 mice for each genotype). Significance was determined by unpaired two-tailed t-test. *P<0.05, **P<0.0005.
GFP-Parkin stably expressing HeLa cells were mock-transfected (Mock) or transfected with siRNA (KD) for Stx17 or PGAM5. At 48 h after siRNA transfection, the cells were transfected with a plasmid encoding FLAG-DFCP1, incubated for 24 h, treated with 20 μM CCCP for 2 h and then immunostained for FLAG. Scale bars, 5 μm. The bar graph below shows the Manders' coefficients for the colocalization of GFP-Parkin and FLAG-DFCP1. Values are means ± SEM (n = 3). **P<0.01 as compared with Mock (paired Student's t-test).
A Whole mount immunofluorescence of a P8 Syne4-/- organ of Corti showing intact hair cells, as labelled with myosin VIIa. B Whole mount immunofluorescence of WT and Syne4-/- organ of Corti from the 8, 16, and 32 kHz regions at P8 and P14.
(D) Surface CD47 on MM cells evaluated by flow cytometry after incubation for 24 hours with the indicated concentrations of BoxA. The experiment shown is representative of 3 performed. Error bars indicate standard deviation. Statistics: One-way Anova plus Dunnett's post-test. *p<0.05, **p<0.01, ***p<0.001.
(B) FACS plots depict the percentage of live, Lin-Sca1+c-Kit+ (LSK) (left panel), and primitive CD34-Flt3-, CD34+Flt3- and CD34+Flt3+ HSPCs among LSK cells (right panel).
(B) Pulse chase reactions on the Tg template in the absence and presence of 10 nM Pol δ analysed on a denaturing gel.
(E) Geometry of zinc binding in Mam1. Zn-S bonds and the Zn-N bond were restrained to ~2.3 Å and ~2.0 Å, respectively, during refinement.
Senescent cells, transduced with shp21CIP1 or shp21CIP1+shRAP1 for 15 days, were stained with CytoCalcein violet (live cells), Apopxin Green (apoptotic cells) and 7-aminoactinomycin D (7-AAD) (late apoptostic/necrotic cells) and visualized by flow cytometry. Quantification of apoptotic cells from the conditions described in E. Data represent mean +/- SD of three biological replicates (**P < 0.001; two-tailed Student's t test).
Representative images of Masson's trichrome staining of liver sections from F-LARP6 KO and F-DKO mice 4 weeks after CCl4 challenge; Scale bar, 100 μm. Quantification of collagen content in mouse liver sections after CCl4 challenge. #P < 0.05 vs mineral oil group (two-way ANOVA); mineral oil groups, n = 4 each, CCl4 groups, n = 8 each. Hydroxyproline content in livers from F-LARP6 KO and F-DKO mice treated with CCl4. #P < 0.05 vs mineral oil group (two-way ANOVA); saline groups, n = 4 each, CCl4 groups, n = 8 each.
Confirmation of robust knockdowns of p53, PTEN and RB in FT organoids on RNA and protein level. Relative mRNA levels were normalized to the WT mRNA level and are given as the mean ±SEM from 3 different donors. A representative western blot from one donor is depicted. RNA as well as protein samples were taken at passage 1 or 2 of each organoid line. KD - Knockdown, Vec Ctrl - Vector Control, WT- Wild type Cyclin E1 overexpression as a downstream effect of RB knockdown was confirmed by western blot analysis. Presence of ciliated cells (arrowheads), as revealed by immunostaining against detyrosinated Tubulin (dtyrTub) in triple KD organoids, proves capacity for terminal differentiation. Scale bar: 50µm.
1 or 2 μM of GST or GST-TRF1 were incubated with the indicated concentrations of human mTOR kinase in the presence of the mTOR inhibitors rapamycin and Ku0063794
(D, WT or Galectin-9 KO mice were intranasally infected with H37Rv for 4 weeks in absence or presence of intranasally administrated AG aptamers (1 μg) once at a 1 week-interval. Lung sections stained with H&E Data information: Data are representative of n=3 independent experiments.
(A) U2OS stably expressing mCherry-LacR-FokI were transfected with the indicated siRNA. 24h post-transfection, DNA damage was induced using Shield1 and 4-OHT. Immunofluorescence against the indicated DNA repair proteins was subsequently performed to monitor their accumulation at sites of DNA damage by confocal microscopy. Data are represented as a box-and-whisker (10-90 percentile) where the fluorescent signal at the mCherry focus was normalized to nuclear background. At least 100 cells per condition were counted (n=3 biological replicates). Significance was determined by two-way ANOVA followed by a Dunnett's test. *P<0.05, **P<0.005, **P≤0.0005.
(E) WASH overexpression inhibits Vps34 activity. HeLa cells were transfected with the indicated vectors and subjected to immunoprecipitation with anti‐Beclin 1 antibody for Vps34 kinase activity assay. Immunoprecipitates were separated into two equal parts, one for kinase assay and the other for input detection. RLU, relative light unit.
(E) Electron microscopic images of untreated (left panel) and DFP-treated (right panel) Huh7 cells. Arrows indicate mitophagosome-like structures. Scale bar: 500 nm. The number of mitophagosome-like structures/100 μm2 was compared for four randomly selected areas (technical replicates) between cells treated with DFP (1.0 mM) and those without DFP. The central horizontal bar and the error bards indicate mean ± SD. The Tukey's honestly significant test was used for statistical analysis. *: P<0.05.
L. Relative luciferase activity of the wild-type and -15 binding site mutated promoter in NIH3T3 cells co-transfected with c-Myc or the blank vector (NC). Error bars indicate s.d. (n=3); * indicates P-value < 0.05.
(G) Left panel: The number of ciliated cells is decreased in porcine fibroblasts USH1C pigs, compared to WT controls (6 TR, number of examined cells indicated, error bars represent SD, two-tailed Student's t tests, *p<0.05). Right panel: The length of primary cilia in porcine fibroblasts is increased in USH1C (6 TR, number of cells examined indicated, Kolmogorov-Smirnov (KS)-test, ****p<0.0001).
Dot plot showing the correlation between the normalized density of indicated TEs per LAD (x-axis) and changes in Lam-Dam / Dam signals upon Nxf2-KD (y-axis). Trend lines are in red. Spearman's rank correlation rho is indicated along with the p-value (algorithm AS 89).
D The immunofluorescence staining of Cos7 cells transiently transfected with indicated vectors. Merged, merged images of FLAG, Halo and DAPI staining. Scale bar, 20mm. Data shown are representative of at least three independent experiments.
, C In vivo validation of S100a6 expressing DIE astrocytes in Aldh1l1-eGFP mouse (3 mo) with immunolabelling for S100a6 C: in the DIE). Inset in left panel of C is depicted in middle and right panels. S100a6/GFP double positive cells are indicated by arrowheads. LV: lateral ventricle, CC: corpus callosum. Scale bars: 200 µm left panel C), 50 µm (middle and right panels C).
C. Representative photomicrograph of an aged liver treated with siMST and stained with H&amp;amp;E and by IHC for CK19 and Ki67. Arrows are indicating ductal regions with no signs of reaction or oval cell expansion.
Detection of Rab25 and AKT interaction by immunoprecipitation. Ovarian cells expressing HA-tagged Rab25 were IP with anti-HA antibody. The resultant complex was separated by gel electrophoresis and detected by WB using anti-AKT antibody.
Immunofluorescent detection of Nanog and Esrrb protein in wild-type E14Tg2a ESCs cultured for three days in GMEMβ/FCS/LIF. Quantification of the mean Nanog and Esrrb fluorescence levels measured in nuclei identified by automatic segmentation of single optical plane images obtained by confocal microscopy. Values are expressed in Arbitrary Units (AU). Oct4 negative cells, also identified by immunostaining, were excluded from the analysis. The red line represents the moving average of the data distribution. Representative of three independent experiments each including at least 1000 nuclei.
D. RT-qPCR analyses of GSNOR mRNA after 2-to-24 h incubation with 100 μM H2O2. Results shown are the means ± SEM of n = 3 experiments run in triplicate, analyzed using ANOVA with Dunnett multiple comparisons test. n.s., not significant.