Knowledge Center Catalog

On the difference between washing-induced and fusicoccin-induced K+ uptake in maize root segments

Cerana, R.

On the difference between washing-induced and fusicoccin-induced K+ uptake in maize root segments - 1981 - Printed

15 ref.; Summary (En)

A comparison between fusicoccin (FC)-induced and washing-induced increase of K+ uptake in maize root segments is reported. K+ uptake rate nearly doubles after 4 h of washing as compared to the rate in the unwashed tissue. The stimulation of K+ uptake by FC is the same (approx. 1.6 micromol x g fresh wt.(('-1)) x 30 min'-1) both in unwashed and in washed tissue. Washing-induced increase of K+ uptake is strongly inhibited if 10('-2) M KCl is present in the washing solution; on the contrary, FC-induced increase of K+ uptake seems independent of the presence of KCl in the medium during the washing period. The inhibition of protein synthesis completely prevents the


English


Maize
Zea mays

81-654423

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