Antibacterial assay: Antibacterial activity of the crude plant extracts
was studied by the well-known agar-well diffusion method (Tagg and Dajani, 1976; Jack et al.
Significant differences were observed among the various extracts
applied compared to the control treatments.
The scientists analyzed the extracts
for: total phenolic content (gallic acid equivalent (GAE)); monomeric anthocyanin content (malvidin-3-glucoside equivalent (MGE)); flavan-3-ol content (catechin equivalent (CE)); as well as for their antioxidant capacity (vitamin C equivalent antioxidant capacity (VCEAC)); HPLC profile; and yield.
Preference for sugar-free label products: Non-diastatic malt extracts
naturally convert to sugar, reducing the need for addition of sugar.
Two milliliters of the aqueous, hexane and ethyl acetate extracts
were dissolved individually in 2M hydrochloric acid and filtered.
were analyzed qualitatively for different phytochemicals following the procedure accepted by Ayoola et al.
Ahmed  conducted field experiment to determine the effect of six plant extracts
(sweetsop, chilli pepper, garlic, ginger, Neem and Tobacco) against the insect pests of cowpea.
Misra and Dixit (1976) (8) reported that the extracts
of garlic completely checked the growth of Pestalotia and Phomopsis.
Four groups of mice were administered four concentrations of the extract
50, 100, 200, 400 (mg/mL) of the extracts
, respectively by oral dosage for four consecutive days ad libitum (D0-D3).
They demonstrated that root extracts
of the medicinal plant Pelargonium sidoides (PS) contain compounds that attack HIV-1 particles and prevent virus replication.
The ginkgo extract
used in this study is different from the high-quality ginkgo extracts
used in published clinical trials showing safety and various beneficial activities of ginkgo," said Mark Blumenthal, founder and executive director of ABC.
Thus, manufacturers can even use the extract
in light coloured products such as poultry, cooked ham and fish.