Skip to main content

Table 2 Physiology of the T. oceanic a low-iron response

From: Genome and low-iron response of an oceanic diatom adapted to chronic iron limitation

Fe(+)

 

Fe(-)

0.5 - 0.6

Fv/Fm

0.2 - 0.3

0.73 ± 0.01

Growth rate (µ)(day-1)

0.28 ± 0.02

4

Chloroplasts/cell

2

409 ± 48

Chlorophyll a/cell (fg)

58 ± 27

122 ± 3

Cell surface area (µm2)

140 ± 5

100 ± 4

Cell volume (µm3)

80 ± 5

15.3 ± 0.9

Single chloroplast surface area (µm2)

12.0 ± 0.8

4.7 ± 0.3

Single chloroplast volume (µm3)

3.5 ± 0.2

  1. Cellular dimensions and physiological parameters are compared between nutrient replete Fe(+) and iron-limited Fe(-) cells of exponentially growing T. oceanica cultures.