<p>The aim of this study was to evaluate the potential of nanoencapsulated lavender essential oil (LEO) as feed additive in broiler chicken. 420 male broiler chicks at one week of age were randomly distributed into 7 dietary treatments: CN (Control)-fed basal diet only; AB (Antibiotic)-basal diet + 10&#xa0;mg/kg Enramycin; CS (Chitosan)-basal diet + 300&#xa0;mg/kg chitosan nanoparticles; LEO<sub>F200</sub> (basal diet + 200&#xa0;mg/kg free LEO); LEO<sub>F400</sub> (basal diet + 400&#xa0;mg/kg free LEO); LEO<sub>N200</sub> (basal diet + 200&#xa0;mg/kg nanoencapsulated LEO) and LEO<sub>N400</sub> (basal diet + 400&#xa0;mg/kg nanoencapsulated LEO). Each group contained 4 replicates and each replicate had 15 birds fed with a corn-soybean based diet for 42 days of age. During the overall period (7–42 d), LEO<sub>N200</sub> and LEO<sub>N400</sub> exhibited significantly (<i>p</i> &lt; 0.05) higher body weight gain and lowest feed conversion ratio than all other groups. Lowest (<i>p</i> &lt; 0.05) feed intake was recorded in LEO<sub>F400</sub> during all the periods (starter, finisher and overall). LEO<sub>N400</sub> had higher (<i>p</i> &lt; 0.05) dressing and cut-up part weights (<i>p</i> &lt; 0.05) compared to other groups. Improved breast meat quality was recorded in LEO<sub>N400</sub>. Cecal coliforms decreased and lacotobacilli increased notably in LEO<sub>N200</sub> and LEO<sub>N400</sub> (<i>p</i> &lt; 0.05). Duodenal and jejunal villus height increased (<i>p</i> &lt; 0.05) in LEO<sub>N200</sub> and LEO<sub>N400</sub> groups. In conclusion, nanoencapsulated LEO at 200 and 400&#xa0;mg/kg appears to be a potential antibiotic alternative for improving broiler chicken performance and gut health.</p>

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Modulation of performance, meat quality and gut health of broiler chicken in response to dietary nanoencapsulated lavender essential oil

  • Sheikh Adil,
  • Muhammad T. Banday,
  • Syed A. Hussain,
  • Manzoor A. Wani,
  • Azmat A. Khan,
  • Islam U. Sheikh,
  • Yasir Afzal,
  • Zahid Kashoo,
  • Showkat Shah,
  • Sireen A.R. Shilbayeh,
  • Gamal A. El-Shaboury

摘要

The aim of this study was to evaluate the potential of nanoencapsulated lavender essential oil (LEO) as feed additive in broiler chicken. 420 male broiler chicks at one week of age were randomly distributed into 7 dietary treatments: CN (Control)-fed basal diet only; AB (Antibiotic)-basal diet + 10 mg/kg Enramycin; CS (Chitosan)-basal diet + 300 mg/kg chitosan nanoparticles; LEOF200 (basal diet + 200 mg/kg free LEO); LEOF400 (basal diet + 400 mg/kg free LEO); LEON200 (basal diet + 200 mg/kg nanoencapsulated LEO) and LEON400 (basal diet + 400 mg/kg nanoencapsulated LEO). Each group contained 4 replicates and each replicate had 15 birds fed with a corn-soybean based diet for 42 days of age. During the overall period (7–42 d), LEON200 and LEON400 exhibited significantly (p < 0.05) higher body weight gain and lowest feed conversion ratio than all other groups. Lowest (p < 0.05) feed intake was recorded in LEOF400 during all the periods (starter, finisher and overall). LEON400 had higher (p < 0.05) dressing and cut-up part weights (p < 0.05) compared to other groups. Improved breast meat quality was recorded in LEON400. Cecal coliforms decreased and lacotobacilli increased notably in LEON200 and LEON400 (p < 0.05). Duodenal and jejunal villus height increased (p < 0.05) in LEON200 and LEON400 groups. In conclusion, nanoencapsulated LEO at 200 and 400 mg/kg appears to be a potential antibiotic alternative for improving broiler chicken performance and gut health.