scholarly journals Effects of Phytic Acid-Degrading Bacteria on Mineral Element Content in Mice

2021 ◽  
Vol 12 ◽  
Author(s):  
Diao Zhou ◽  
Ying Zhao ◽  
Jing Li ◽  
Vinothkannan Ravichandran ◽  
Leli Wang ◽  
...  

Trace minerals are extremely important for balanced nutrition, growth, and development in animals and humans. Phytic acid chelation promotes the use of probiotics in nutrition. The phytic acid-degrading strain Lactococcus lactis psm16 was obtained from swine milk by enrichment culture and direct plate methods. In this study, we evaluated the effect of the strain psm16 on mineral element content in a mouse model. Mice were divided into four groups: basal diet, 1% phytic acid, 1% phytic acid + psm16, 1% phytic acid + 500 U/kg commercial phytase. Concentrations of acetic acid, propionic acid, butyric acid, and total short-chain fatty acids were significantly increased in the strain psm16 group compared to the phytic acid group. The concentrations of copper (p = 0.021) and zinc (p = 0.017) in liver, calcium (p = 0.000), manganese (p = 0.000), and zinc (p = 0.000) in plasma and manganese (p = 0.010) and zinc (p = 0.022) in kidney were significantly increased in psm16 group, while copper (p = 0.007) and magnesium (p = 0.001) were significantly reduced. In conclusion, the addition of phytic acid-degrading bacteria psm16 into a diet including phytic acid can affect the content of trace elements in the liver, kidney, and plasma of mice, counteracting the harmful effects of phytic acid.

2018 ◽  
pp. 507-516 ◽  
Author(s):  
A. Brazaitytė ◽  
V. Vaštakaitė ◽  
A. Viršilė ◽  
J. Jankauskienė ◽  
G. Samuolienė ◽  
...  

2013 ◽  
Vol 55 (2) ◽  
pp. 57-64
Author(s):  
Joanna Nowak

Effects of growing media and concentration of nutrient solution on growth, flowering, evapotranspiration and macroelement content of media and leaves of Tymophylla tenuiloba were evaluated under ebb-and-flow conditions. Two media: peat and peat + perlite (3:l, v/v), and four concentrations of nutrient solution: 1.0, 1.5, 2.0, 2.5 mS cm<sup>-1</sup> were applied. High quality plants were produced in both media and all concentration of nutrient solution. The lowest evapotranspiration was measured at the highest concentration of nutrient solution. N concentration of leaves was high in all treatments. Concentrations of K, Ca, and Mg decreased with increasing concentration of nutrient solution. Opposite was found for P. At the end of cultivation the lowest pH was measured in the upper layer of growing media. The highest total soluble salt level was measured in the upper layers. Upper layers accumulated more N-NO<sub>3</sub>, P, Ca, and Mg. Mineral element content of both media was high in all concentrations of nutrient solution. Low concentration of nutrient solution at 1.0 mS cm<sup>-1</sup> is recommended, although <sup>-1<i>Tymophylla tenuiloba<sup>-1</i> can be also cultivated at higher concentrations of nutrient solution up to 2.5mS cm<sup>-1</sup>, if placed on the same bench with other bedding plants requiring more nutrients.


1974 ◽  
Vol 52 (8) ◽  
pp. 1861-1865 ◽  
Author(s):  
James A. Hancock ◽  
Guy R. Brassard

The mineral element content of plant tissues and substrate of Buxbaumia aphylla was analyzed and represents the first data for bryophyte sporophytes. There is no apparent 'barrier' preventing the normal movement of elements from the gametophyte into the sporophyte. Silver, previously found only in Polytrichum and Atrichum, was found in Buxbaumia.


1973 ◽  
Vol 50 (8) ◽  
pp. 275-282 ◽  
Author(s):  
R. Kunkel ◽  
N. Holstad ◽  
T. S. Russell

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