| dc.contributor.author | Wanjau, Onemus M | |
| dc.contributor.author | Mahungu, Simon M | |
| dc.contributor.author | Mwangi, Richard W | |
| dc.date.accessioned | 2015-04-01T09:58:10Z | |
| dc.date.available | 2015-04-01T09:58:10Z | |
| dc.date.issued | 2009 | |
| dc.identifier.citation | Wanjau, Onemus M., Mahungu, Simon M., Mwangi, Richard W(2009). Leaf surface deposited compounds as alternative animal feed preservatives. 13th NAPRECA symposium book of abstracts p.69 August 10-14, 2009 | en_US |
| dc.identifier.uri | http://chemistry.uonbi.ac.ke/sites/default/files/cbps/sps/chemistry/13napreca2009.pdf | |
| dc.identifier.uri | http://hdl.handle.net/11295/81873 | |
| dc.description.abstract | The presence of an array of secondary metabolites in the leaf
-
surface exudates has
elicited phytochemical screening. The constituent compounds, supposedly, serve a
protective role on the plant lipids a
gainst autoxidation occasioned by UV radiation.
Some flavonoids, Polsen 1, Polsen 3 and Polsen 5, isolated from the leaf
-
surface
exudate of
Polygonum senegalense
were investigated for antioxidant effect on
edible oils, heated to about 200
0
C. Polsen 1 enh
anced the induction period and thus
could be used as an animal feed additive for the purpose of retarding oxidative
destruction of the naturally occurring carotenes and vitamin E in animal feeds.
One compound (Polsen 5) showed a cytotoxic effect against
a mammarian cell
-
line,
Chine Hamster Ovarian (CHO), using the 3
-
(4,5
-
dimethylthiazol
-
2yl)
-
2,5
-
diphenyltetrazoliumbromide | en_US |
| dc.language.iso | en | en_US |
| dc.publisher | University of Nairobi | en_US |
| dc.title | Leaf surface deposited compounds as alternative animal feed preservatives | en_US |
| dc.type | Presentation | en_US |
| dc.type.material | en | en_US |
