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. 2018 Feb 14;9:121. doi: 10.3389/fpls.2018.00121

Table 1.

Effects of static MF or zero MF (<2 μT) reported in plants that can be related to Cry function, and that have been published in peer-reviewed journals written in English since the year 2,000 (λ = wavelength, WT = wild-type). All studies have been performed at about 21°C (25°C in Rakosy-Tican et al., 2005).

Plant species B (μT) Light exposure Results References
Test Control λ(nm) I(μmol m−2 s−1)
Solanum spp. 0 47 white 25a ↗ hypocotyl growth (stem length), statistically significant or not Rakosy-Tican et al., 2005
Arabidopsis t. 500 33/44 465/633 13/46/80 ↘ hypocotyl growth in WT (not in Cry 1,2 –/–, or under red light) Ahmad et al., 2007
Arabidopsis t. 500 50 470 80b No change in hypocotyl growth Harris et al., 2009
50/103 0 No change in hypocotyl growth
105 0 80, 50b No change in hypocotyl growth
105 0 12b ↘ hypocotyl growth
Arabidopsis t. 0 45 white 33 ↗ hypocotyl growth, delayed flowering, changes of expression of Cry-signaling related genes Xu et al., 2012
Arabidopsis t. 0 45 white 35 ↘ biomass accumulation at 35 days (due to delayed flowering) ↘ harvest index (−20%) Xu et al., 2013
Arabidopsis t. 0/500 45 460 10 ↘ phosphorylation of Cry 2, ↗ dephosphoryl. of Cry 1, 2 (0 μT) ↗ phosphoryl. of Cry 1, 2 (500 μT) Xu et al., 2014
Lemna Minor 4/100 30 white 63 ↗ growth rate (4 μT) ↘ growth rate (not signif.) (100 μT) Jan et al., 2015
Arabidopsis t. 0 45 460/650 10 ↘ flowering under blue light in WT in 6 h/6 h Light/Dark cycles (not in Cry 1,2 –/– or under red light) Xu et al., 2015
Arabidopsis t. 0 45 460 10 ↘ gibberelins and flowering-related genes in WT (not in Cry 1,2 –/–) Xu et al., 2017
a

2,000 lux from cool white fluorescent lamp.

b

From intensities in W/m2 (1 W/m2 ~ 4 μmol m−2 s−1).