Herbert J. Kronzucker

The regulation of nitrate and ammonium transport systems in plants.

Ion fluxes and cytosolic pool sizes: examining fundamental relationships in transmembrane flux regulation.

Cytosolic potassium homeostasis revisited: 42K-tracer analysis in Hordeum vulgare L. reveals set-point variations in [K+].

Cellular and whole-plant chloride dynamics in barley: insights into chloride-nitrogen interactions and salinity responses.

Bioengineering nitrogen acquisition in rice: can novel initiatives in rice genomics and physiology contribute to global food security?

A new, non-perturbing, sampling procedure in tracer exchange measurements.

Rapid, futile K+ cycling and pool-size dynamics define low-affinity potassium transport in barley.

The face value of ion fluxes: the challenge of determining influx in the low-affinity transport range.

Futile cycling at the plasma membrane: a hallmark of low-affinity nutrient transport.

The cytosolic Na+ : K+ ratio does not explain salinity-induced growth impairment in barley: a dual-tracer study using 42K+ and 24Na+.

Alleviation of rapid, futile ammonium cycling at the plasma membrane by potassium reveals K+-sensitive and -insensitive components of NH4+ transport.

Cellular mechanisms of potassium transport in plants.

Non-reciprocal interactions between K+ and Na+ ions in barley (Hordeum vulgare L.).

NH4+-stimulated and -inhibited components of K+ transport in rice (Oryza sativa L.).

Futile Na+ cycling at the root plasma membrane in rice (Oryza sativa L.): kinetics, energetics, and relationship to salinity tolerance.

K+ transport in plants: physiology and molecular biology.

Ussing's conundrum and the search for transport mechanisms in plants.

Optimization of ammonium acquisition and metabolism by potassium in rice (Oryza sativa L. cv. IR-72).

42K analysis of sodium-induced potassium efflux in barley: mechanism and relevance to salt tolerance.

Root growth inhibition by NH(4)(+) in Arabidopsis is mediated by the root tip and is linked to NH(4)(+) efflux and GMPase activity.

Regulation and mechanism of potassium release from barley roots: an in planta 42K+ analysis.

Sodium transport in plants: a critical review.

Shoot-supplied ammonium targets the root auxin influx carrier AUX1 and inhibits lateral root emergence in Arabidopsis.

Isolation and characterization of a novel ammonium overly sensitive mutant, amos2, in Arabidopsis thaliana.

Silver ions disrupt K⁺ homeostasis and cellular integrity in intact barley (Hordeum vulgare L.) roots.

Roles of abscisic acid and auxin in shoot-supplied ammonium inhibition of root system development.

A pharmacological analysis of high-affinity sodium transport in barley (Hordeum vulgare L.): a 24Na+/42K+ study.

Ammonium-induced loss of root gravitropism is related to auxin distribution and TRH1 function, and is uncoupled from the inhibition of root elongation in Arabidopsis.

Sodium-potassium synergism in Theobroma cacao: stimulation of photosynthesis, water-use efficiency and mineral nutrition.

Isotope techniques to study kinetics of Na+ and K+ transport under salinity conditions.

Arabidopsis plastid AMOS1/EGY1 integrates abscisic acid signaling to regulate global gene expression response to ammonium stress.

Molecular components of stress-responsive plastid retrograde signaling networks and their involvement in ammonium stress.

Ammonium-induced shoot ethylene production is associated with the inhibition of lateral root formation in Arabidopsis.

K+ efflux and retention in response to NaCl stress do not predict salt tolerance in contrasting genotypes of rice (Oryza sativa L.).

Capacity and plasticity of potassium channels and high-affinity transporters in roots of barley and Arabidopsis.

Complexity of potassium acquisition: how much flows through channels?

GSA-1/ARG1 protects root gravitropism in Arabidopsis under ammonium stress.

Ecological significance and complexity of N-source preference in plants.

Ammonium stress in Arabidopsis: signaling, genetic loci, and physiological targets.

The Tomato 14-3-3 protein TFT4 modulates H+ efflux, basipetal auxin transport, and the PKS5-J3 pathway in the root growth response to alkaline stress.

Rapid ammonia gas transport accounts for futile transmembrane cycling under NH3/NH4+ toxicity in plant roots.

Stimulation of nitrogen removal in the rhizosphere of aquatic duckweed by root exudate components.

The physiology of channel-mediated K+ acquisition in roots of higher plants.