KP6 Immunostimulation by leaf extracts of a few south indian medicinal plants in Oreochromis mossambicus (Peters)

Achyranthes aspera stimulates the immunity and enhances the antigen clearance in Catla catla

“…Intraperitoneal administration of leaf extract of Acalypha indica, Phyllanthus niruri and seed kernel of Azadirachta indica has enhanced the antibody response in tilapia (Oreochromis mossambicus) against sheep red blood cells (SRBC) [18]. Feeding with Spirulina had significantly increased antibody titers to keyhole limpet hemocyanin (KLH) in channel catfish Ictalurus punctatus [19,20].…”

Herbal Immunomodulators - A Remedial Panacea for Designing and Developing Effective Drugs and Medicines: Current Scenario and Future Prospects

“…The fixed oil of this plant was found to have potential antiinflammatory effects. Increased anti-sheep erythrocyte antibody response was also observed following the use of acetone extracts of the ocimum plant [225]. The aqueous extracts of this plant have shown enhanced antibody production along with neutrophil stimulation in fishes [226].…”

The use of immunostimulating herbs in fish. An overview of research

“…Indian medicinal plants are a rich source of immune-enhancing substances. One of the therapeutic strategies in ayurvedic medicine (plant-derived therapeutics) is to increase the body's natural resistance to the disease-causing agent rather than to directly neutralize the agent itself (Hemapriya 1997), while the water extract stimulated both the specific and nonspecific immune mechanisms .…”

“…Amla fruit pulp contains large proportion of vitamin C, which has also been identified as an immunostimulant (Li and Lovell 1985;Kokate et al 1999). Hemapriya (1997) reported that an acetone extract of amla enhanced the anti-SRBC antibody response in tilapia, while Balasubramani and Michael (2002) found that both crude extract and a water-soluble fraction of P. emblica fruit had a stimulatory effect on the immune response of tilapia.…”