Preferential Delivery of Zinc to Developing Tissues in Rice Is Mediated by P-Type Heavy Metal ATPase OsHMA2
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Cites background from "Preferential Delivery of Zinc to De..."
...In contrast to other HMA members, HMA2 has been hypothesized to function as an influx transporter (140) (Figure 1)....
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...A reduction in OsHMA2 activity resulting from transposon insertion or RNA interference (RNAi) decreases the translocation of Cd to the shoot (112, 119, 140)....
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...Loss of function resulted not only in a reduction of grain Cd but also in a reduction of grain Zn (140)....
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...OsHMA2 is expressed not only in roots but also in the upper nodes during the reproductive stage (140)....
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357 citations
Cites background or result from "Preferential Delivery of Zinc to De..."
...S4), matched the results from the previous reports (25, 26) and indicated the purity of the tissues sampled....
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...In contrast to Cd, which is likely sequestered by OsHMA3 into the vacuoles in the ionic form and loaded into the xylem in the same form by other transporter(s) (26, 29), As is sequestered by OsABCC1 into the root vacuoles most likely in the form of As–PC complexes (Fig....
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References
3,475 citations
"Preferential Delivery of Zinc to De..." refers methods in this paper
...Transgenic Rice Carrying OsHMA2 Promoter-GFP To investigate the cellular expression of OsHMA2, we introduced a construct consisting of the promoter (2.13 kb) of OsHMA2 fused with GFP to rice using an Agrobacterium tumefaciens-mediated transformation system (Hiei et al., 1994)....
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3,040 citations
"Preferential Delivery of Zinc to De..." refers background in this paper
...Therefore, zinc deficiency in plants causes stunted growth and “little leaf” (Broadley et al., 2011)....
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...In plants, zinc is involved in many enzyme activities, maintenance of integrity of biomembranes, RNA and DNA metabolism, carbohydrate metabolism, cell division, protein synthesis, gene expression regulation, and so on (Broadley et al., 2011)....
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1,068 citations
"Preferential Delivery of Zinc to De..." refers background in this paper
...Zinc is taken up by the roots through the ZIP (for ZRT, IRT-related proteins) transporters (Grotz et al., 1998; Guerinot, 2000)....
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829 citations
"Preferential Delivery of Zinc to De..." refers background in this paper
...Recently, a member of the Nramp family, Nramp5, was identified as a major transporter for cadmium uptake in rice (Sasaki et al., 2012)....
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698 citations
"Preferential Delivery of Zinc to De..." refers background in this paper
...Zinc is taken up by the roots through the ZIP (for ZRT, IRT-related proteins) transporters (Grotz et al., 1998; Guerinot, 2000)....
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