Phytochemical and acute toxicity study on Bryophyllum calycinum Salisb.

Wound Healing Activity of Ethanolic Extract of Bryophyllum calycinum Salisb

Bryophyllum calycinum Salisb (Crassulaceae) a shrub mainly found in the tropical parts of Bengal and in southern African and American continents. It is locally known as Patharkuchiì and for long has been used in ayurvedic medicine. It has been reported for its hepatoprotective, neuropharmacological, antimutagenic, antihistaminic, antibacterial, antinociceptive, antidiabetic and antiinflammatory...

The Behavior of Isocitric Acid in Excised Leaves of Bryophyllum Calycinum During Culture in Alternating Light and Darkness.

In an earlier study of the diurnal variation of organic acids and starch in excised leaves of Bryophyllum calycinum (3), it was observed that the quantity of isocitric acid present did not change significantly during a threeday period of culture in water under greenhouse conditions of illumination. Because of the contrast between the behavior of this substance and that of malic and citric acids...

Cytokinin and growth of excised roots of Bryophyllum calycinum.

Excised roots of Bryophyllum calycinum require for growth both auxin and cytokinin. This is demonstrated by the poor growth of 2-mm root tips in a basal medium of mineral salts, sucrose, and vitamins supplemented with either an auxin or a cytokinin, and much better growth when the basal medium is supplemented with both auxin and cytokinin. However, both substances are synthesized by the root, a...

Diurnal Changes in the Acidity of Bryophyllum Calycinum

1. It has been shown that there is a diurnal change in the H ion concentration in Bryophyllum calycinum corresponding approximately to the total acidity changes. The H ion concentration increases at night and decreases during the day. 2. Light is the main factor in causing the decrease in acidity, though it also occurs in the dark. but much more slowly. 3. External oxygen tension does not seem ...

The Capacity of Leaves of Bryophyllum calycinum to Recover from Prolonged Exposure to Darkness or to Light.