Publications by authors named "H G Vitzthum"

Article Synopsis
  • Increasing dietary potassium (K) along with high salt intake can enhance the body's ability to excrete sodium (Na), even though potassium usually increases aldosterone, which promotes sodium reabsorption.
  • Research involving mice showed that high chloride (Cl) levels can inhibit the typical response to aldosterone, despite increased aldosterone levels in the bloodstream.
  • The study suggests that the balance of potassium and chloride is crucial in regulating how the body responds to aldosterone, and disturbances in this balance may lead to problems with sodium retention and health issues linked to high salt diets.
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The kidney plays a crucial role in acid-base homeostasis. In the distal nephron, α-intercalated cells contribute to urinary acid (H) secretion and β-intercalated cells accomplish urinary base (HCO) secretion. β-intercalated cells regulate the acid base status through modulation of the apical Cl/HCO exchanger pendrin (SLC26A4) activity.

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The kidney plays a key role in the correction of systemic acid-base imbalances. Central for this regulation are the intercalated cells in the distal nephron, which secrete acid or base into the urine. How these cells sense acid-base disturbances is a long-standing question.

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Sublingual immunotherapy (SLIT) is currently available as liquid drops and tablets for treatment of allergic patients. Because several allergens are available and many patients are polyallergic, it is possible to treat patients with multiple clinically relevant allergies by >1 SLIT product. Austrian, German, and Swiss medical experts discussed the available data on allergen uptake at the oral mucosa and recently published data on coadministration of a grass and a ragweed tablet.

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