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. 2019 Feb 14;9:2059. doi: 10.1038/s41598-019-39515-5

Figure 2.

Figure 2

Mice lacking ATF6α or ATF6β protein, or double heterozygous mice have accelerated decompensation and failure after long-term pressure overload. (a) Gravimetric measurement of VW/BW (b), echocardiographic measurement of fractional shortening percentage (FS%) and (c), gravimetric measurements of lung weight normalized to body weight (LW/BW) from Atf6−/−, Atf6b−/−, Atf6+/− Atf6b+/−, or control mice after 8 weeks of TAC. (d) Histological analysis of myocyte size using minimum Feret’s diameter from (e), H&E stained heart sections taken from Atf6−/−, Atf6b−/−, Atf6+/− Atf6b+/−, or control mice after 8 weeks of TAC. Number of mice analysed is shown in the bars of each panel. The histology myocyte area measurements were taken from at least 4 separate sections from each of the mice shown in the panel. *P < 0.05 versus control of same genotype; #P < 0.05 vs Wt TAC for TAC comparisons only (Newman-Keuls multiple comparisons test).