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Impact of nitrogen nutrition on cell growth (A) and mRNA abundance of DGAT1, DGTT1, and PDAT1 (B), and NRR1 (C). Chlamydomonas cells were grown with various amounts of ammonium chloride (see under “Experimental Procedures”), and RNA was sampled at a cell density of 1 × 106 cells ml−1 (indicated with an arrow) when cells were still growing at the same rate.
