Hampp, R

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  • Hampp, R (2)
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Author's Bibliography

Mycorrhiza formation enhances adaptive response of hybrid poplar to drought

Marjanović, Žaklina; Uwe, N; Hampp, R

(New York Acad Sciences, New York, 2005)

TY  - JOUR
AU  - Marjanović, Žaklina
AU  - Uwe, N
AU  - Hampp, R
PY  - 2005
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/131
AB  - Mycorrhized and nonmycorrhized plants of hybrid poplar (Populus tremula L. x Populus tremuloides Mich) were cultivated in petri dishes until the amount of water became limiting (detected by a decrease of photosynthetic yield). RNA was isolated from both main and fine roots and used for analysis of water channel (aquaporin) gene expression by semiquantitative RT-PCR. For three of five investigated aquaporin genes, expression did not differ between mycorrhized and nonmycorrhized plants. However, expression of the two other aquaporin genes was more pronounced in fine roots of mycorrhized plants, indicating that the root-fungus symbiosis may improve the water transport capacity under conditions of reduced water availability.
PB  - New York Acad Sciences, New York
T2  - Biophysics From Molecules to Brain: in Memory of Radoslav K. Andjus
T1  - Mycorrhiza formation enhances adaptive response of hybrid poplar to drought
EP  - 499
SP  - 496
VL  - 1048
DO  - 10.1196/annals.1342.080
ER  - 
@article{
author = "Marjanović, Žaklina and Uwe, N and Hampp, R",
year = "2005",
abstract = "Mycorrhized and nonmycorrhized plants of hybrid poplar (Populus tremula L. x Populus tremuloides Mich) were cultivated in petri dishes until the amount of water became limiting (detected by a decrease of photosynthetic yield). RNA was isolated from both main and fine roots and used for analysis of water channel (aquaporin) gene expression by semiquantitative RT-PCR. For three of five investigated aquaporin genes, expression did not differ between mycorrhized and nonmycorrhized plants. However, expression of the two other aquaporin genes was more pronounced in fine roots of mycorrhized plants, indicating that the root-fungus symbiosis may improve the water transport capacity under conditions of reduced water availability.",
publisher = "New York Acad Sciences, New York",
journal = "Biophysics From Molecules to Brain: in Memory of Radoslav K. Andjus",
title = "Mycorrhiza formation enhances adaptive response of hybrid poplar to drought",
pages = "499-496",
volume = "1048",
doi = "10.1196/annals.1342.080"
}
Marjanović, Ž., Uwe, N.,& Hampp, R.. (2005). Mycorrhiza formation enhances adaptive response of hybrid poplar to drought. in Biophysics From Molecules to Brain: in Memory of Radoslav K. Andjus
New York Acad Sciences, New York., 1048, 496-499.
https://doi.org/10.1196/annals.1342.080
Marjanović Ž, Uwe N, Hampp R. Mycorrhiza formation enhances adaptive response of hybrid poplar to drought. in Biophysics From Molecules to Brain: in Memory of Radoslav K. Andjus. 2005;1048:496-499.
doi:10.1196/annals.1342.080 .
Marjanović, Žaklina, Uwe, N, Hampp, R, "Mycorrhiza formation enhances adaptive response of hybrid poplar to drought" in Biophysics From Molecules to Brain: in Memory of Radoslav K. Andjus, 1048 (2005):496-499,
https://doi.org/10.1196/annals.1342.080 . .
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Aquaporins in poplar: What a difference a symbiont makes!

Marjanović, Žaklina; Uehlein, N; Kaldenhoff, R; Zwiazek, JJ; Weiss, M; Hampp, R; Nehls, U

(Springer, New York, 2005)

TY  - JOUR
AU  - Marjanović, Žaklina
AU  - Uehlein, N
AU  - Kaldenhoff, R
AU  - Zwiazek, JJ
AU  - Weiss, M
AU  - Hampp, R
AU  - Nehls, U
PY  - 2005
UR  - http://rimsi.imsi.bg.ac.rs/handle/123456789/121
AB  - The formation of ectomycorrhizas, a tight association between fine roots of trees and certain soil fungi, improves plant nutrition in a nutrient-limited environment and may increase plant survival under water stress conditions. To investigate the impact of mycorrhiza formation on plant water uptake, seven genes coding for putative water channel proteins (aquaporins) were isolated from a poplar ectomycorrhizal cDNA library. Four out of the seven genes were preferentially expressed in roots. Mycorrhiza formation resulted in an increased transcript level for three of these genes, two of which are the most prominently expressed aquaporins in roots. When expressed in Xenopus laevis oocytes, the corresponding proteins of both genes were able to transport water. Together, these data indicate, that the water transport capacity of the plasma membrane of root cells is strongly increased in mycorrhized plants. Measurements of the hydraulic conductance of intact root systems revealed an increased water transport capacity of mycorrhized poplar roots. These data, however, also indicate that changes in the properties of the plasma membrane as well as those of the apoplast are responsible for the increased root hydraulic conductance in ectomycorrhizal symbiosis.
PB  - Springer, New York
T2  - Planta
T1  - Aquaporins in poplar: What a difference a symbiont makes!
EP  - 268
IS  - 2
SP  - 258
VL  - 222
DO  - 10.1007/s00425-005-1539-z
ER  - 
@article{
author = "Marjanović, Žaklina and Uehlein, N and Kaldenhoff, R and Zwiazek, JJ and Weiss, M and Hampp, R and Nehls, U",
year = "2005",
abstract = "The formation of ectomycorrhizas, a tight association between fine roots of trees and certain soil fungi, improves plant nutrition in a nutrient-limited environment and may increase plant survival under water stress conditions. To investigate the impact of mycorrhiza formation on plant water uptake, seven genes coding for putative water channel proteins (aquaporins) were isolated from a poplar ectomycorrhizal cDNA library. Four out of the seven genes were preferentially expressed in roots. Mycorrhiza formation resulted in an increased transcript level for three of these genes, two of which are the most prominently expressed aquaporins in roots. When expressed in Xenopus laevis oocytes, the corresponding proteins of both genes were able to transport water. Together, these data indicate, that the water transport capacity of the plasma membrane of root cells is strongly increased in mycorrhized plants. Measurements of the hydraulic conductance of intact root systems revealed an increased water transport capacity of mycorrhized poplar roots. These data, however, also indicate that changes in the properties of the plasma membrane as well as those of the apoplast are responsible for the increased root hydraulic conductance in ectomycorrhizal symbiosis.",
publisher = "Springer, New York",
journal = "Planta",
title = "Aquaporins in poplar: What a difference a symbiont makes!",
pages = "268-258",
number = "2",
volume = "222",
doi = "10.1007/s00425-005-1539-z"
}
Marjanović, Ž., Uehlein, N., Kaldenhoff, R., Zwiazek, J., Weiss, M., Hampp, R.,& Nehls, U.. (2005). Aquaporins in poplar: What a difference a symbiont makes!. in Planta
Springer, New York., 222(2), 258-268.
https://doi.org/10.1007/s00425-005-1539-z
Marjanović Ž, Uehlein N, Kaldenhoff R, Zwiazek J, Weiss M, Hampp R, Nehls U. Aquaporins in poplar: What a difference a symbiont makes!. in Planta. 2005;222(2):258-268.
doi:10.1007/s00425-005-1539-z .
Marjanović, Žaklina, Uehlein, N, Kaldenhoff, R, Zwiazek, JJ, Weiss, M, Hampp, R, Nehls, U, "Aquaporins in poplar: What a difference a symbiont makes!" in Planta, 222, no. 2 (2005):258-268,
https://doi.org/10.1007/s00425-005-1539-z . .
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