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. 2014 Oct 17;9(10):e110335. doi: 10.1371/journal.pone.0110335

Figure 4. The δ15N of particulate nitrogen (δ15NPN) of D. tertiolecta harvested in stationary phase following growth in media containing sodium nitrate (and no ammonium) and equilibrated with 15N2 gas from Sigma Aldrich or Cambridge Isotopes.

Figure 4

n = the number of experimental replicates.