Influence of exogenous fibrolytic enzymes on in vitro and in sacco degradation of forages for ruminants

References

• AOAC 1995 Official Methods of Analysis 16th ed. AOAC, Associations of Official Analytical Chemists Arlington, VA, USA
   Google Scholar
• AvellanedaJ.H. Pinos-RodríguezJ.M. GonzálezS.S. BárcenaR. HernándezA. CobosM. HernándezD. MontañezO. 2009 Effects of exogenous fibrolytic enzymes on ruminal fermentation and degradation of Guinea grass hay Anim. Feed Sci. Tech 149 70–77
   Web of Science ®Google Scholar
• BeaucheminK.A. ColombattoD. MorgaviD.P. YangW.Z. 2003 Use of exogenous fibrolytic enzymes to improve feed utilization by ruminants J. Anim. Sci 81 E37–E47
   Google Scholar
• BeaucheminK.A. RodeL.M. SewaltV.J.H. 1995 Fibrolytic enzymes increase fiber digestibility and growth rate of steers fed dry forages Can. J. Anim. Sci 75 641–644
   Web of Science ®Google Scholar
• BhatM.K. HazlewoodG.P. 2001 Enzymology and other characteristics of cellulases and xylanases Bedford M.R. Partridge G.G. Enzymes in Farm Animal Nutrition CABI Publishing Wallingford Oxon, UK 11–60
   Google Scholar
• ColombattoD. MouldF.L. BhatM.K. OwenE. 2007 Influence of exogenous fibrolytic enzyme level and incubation pH on the in vitro ruminal fermentation of alfalfa stems Anim. Feed Sci. Tech 137 150–162
   Web of Science ®Google Scholar
• DadoR.G. AllenM.S. 1995 Intake limitations, feeding behavior, and rumen function of cows challenged with rumen fill from dietary fiber or inert bulk J. Dairy Sci 78 118–133
   PubMed Web of Science ®Google Scholar
• DeanD.B. AdesoganA.T. KruegerN.A. LittellR.C. 2008 Effects of treatment with ammonia or fibrolytic enzymes on chemical composition and ruminal degradability of hays produced from tropical grasses Anim. Feed Sci. Tech 145 68–83
   Web of Science ®Google Scholar
• ElwakeelE.A. TitgemeyerE.C. JohnsonB.J. ArmendarizC.K. ShirleyJ.E. 2007 Fibrolytic enzymes to increase the nutritive value of dairy feedstuffs J. Dairy Sci 90 5226–5236
   PubMed Web of Science ®Google Scholar
• EunJ.-S. BeaucheminK.A. SchulzeH. 2007 Use of exogenous fibrolytic enzymes to enhance in vitro fermentation of alfalfa hay and corn silage J. Dairy Sci 90 1440–1451
   PubMed Web of Science ®Google Scholar
• FengP. HuntC.W. PritchardG.T. JulienW.E. 1996 Effect of enzyme preparations on in situ and in vitro degradation and in situ digestive characteristics of nature cool-season grass forage in beef steers J. Anim. Sci 74 1349–1357
   PubMed Web of Science ®Google Scholar
• HatfieldR.D. RalphJ. GrabberJ.H. 1999 Cell wall structural foundations: Molecular basis for improving forage digestibilities Crop Sci 39 27–37
   Web of Science ®Google Scholar
• HristovA.N. McAllisterT.A. ChengK.J. 2000 Intraruminal supplementation with increasing levels of exogenous polysaccharides - degrading enzymes: effects on nutrient degradation in cattle fed barley grain diet J. Anim. Sci 78 477–487
   PubMed Web of Science ®Google Scholar
• JalilvandG. OdongoN.E. LópezS. NaserianA. ValizadehR. Eftekhar ShahrodiF. KebreabE. FranceJ. 2008 Effects of different levels of an enzyme mixture on in vitro gas production parameters of contrasting forages Anim. Feed Sci. Tech 146 289–301
   Web of Science ®Google Scholar
• KrauseD.O. DenmanS.E. MackieR.I. MorrisonM. RaeA.L. AttwoodG.T. McSweeneyC.S. 2003 Opportunities to improve fiber degradation in the rumen: microbiology, ecology, and genomics FEMS Microbiol. Rev 27 663–693
   PubMed Web of Science ®Google Scholar
• Kung L.Jr TreacherR.J. NaumanG.A. SmagalaA.M. EndresK.M. CohenM.A. 2000 The effect of treating forages with fibrolytic enzymes on its nutritive value and lactation performance of dairy cows J. Dairy Sci 83 115–122
   PubMed Web of Science ®Google Scholar
• MandebvuP. WestJ.W. FroetschelM.A. HatfieldR.D. GatesR.N. HillG.M. 1999 Effect of enzymes or microbial treatment of Bermudagrass forages before ensiling on cell wall composition, end products of silage fermentation and in situ degradation kinetics Anim. Feed Sci. Tech 77 317–329
   Web of Science ®Google Scholar
• McDougallE.I. 1948 Studies on ruminant saliva. I. The composition and output of sheep's saliva Biochem. J 70 99–109
   Google Scholar
• MillerD.R. GranzinB.C. ElliottR. NortonB.W. 2008 Effects of an exogenous enzyme, Roxazyme® G2 Liquid, on milk production in pasture fed dairy cows Anim. Feed Sci. Tech 145 194–208
   Web of Science ®Google Scholar
• ObaM. AllenM.S. 1999 Evaluation of the importance of the digestibility of neutral detergent fiber from forage: Effects on dry matter intake and milk yield of dairy cows J. Dairy Sci 82 589–596
   PubMed Web of Science ®Google Scholar
• ObaM. AllenM.S. 2000 Effects of brown midrib 3 mutation in corn silage on productivity of dairy cows fed two concentrations of dietary neutral detergent fiber: 3. Digestibility and microbial efficiency J. Dairy Sci 83 1350–1358
   PubMed Web of Science ®Google Scholar
• Pinos-RodríguezJ.M. GonzálezS.S. MendozaGD. BárcenaJ.R. CobosM.A. HernándezA. OrtegaM.E. 2002 Effect of exogenous fibrolytic enzyme on ruminal fermentation and digestibility of alfalfa and rye-grass hay fed to lambs J. Anim. Sci 80 3016–3020
   PubMed Web of Science ®Google Scholar
• SAS 1999 User's Guide: Statistics. Version 8 SAS Institute Inc Cary, NC, USA
   Google Scholar
• SusmelP. SpangheroM. StefanonB. 1999 Interpretation of rumen degradability of concentrate feeds with a Gompertz model Anim. Feed. Sci. Tech 79 223–237
   Web of Science ®Google Scholar
• SuttonJ.D. PhippsR.H. DeavilleE.R. JonesA.K. HumphriesD.J. 2002 Whole-crop wheat for dairy cows: Effects of crop maturity, a silage inoculant and enzyme added before feeding on food intake and digestibility and milk production Anim. Sci 74 307–318
   Google Scholar
• TilleyJ.M. TerryR.A. 1963 A two-stage technique for the in vitro degradation of forage crops J. Brit. Grass. Soc 28 104–111
   Google Scholar
• Van SoestP.J. RobertsonJ.B. LewisB.A. 1991 Methods for dietary fiber, neutral detergent fiber, and nonstarch polysaccharides in relation to animal nutrition J. Dairy Sci 74 3583–3597
   PubMed Web of Science ®Google Scholar
• Van StraalenW.M. TammingaS. 1990 Protein degradation of ruminant diets WisemanJ. ColeD.J.A. Feed-stuff Evaluation Butterworths London, UK 55–72
   Google Scholar
• WangY. McAllisterT.A. RodeL.M. BeaucheminK.A. MorgaviD.P. NserekoV.L. IwaasaA.D. YangW. 2001 Effects of an exogenous enzyme preparation on microbial protein synthesis, enzyme activity and attachment to feed in the rumen simulation technique (Rusitec) Brit. J. Nutr 85 325–332
   PubMed Web of Science ®Google Scholar
• WilsonJ.R. MertensD.R. 1995 Cell wall accessibility and cell structure limitations to microbial degradation of forage Crop Sci 32 251–259
   Google Scholar
• YangW.Z. BeaucheminK.A. RodeL.M. 1999 Effects of an enzyme feed additive on extent of degradation and milk production of lactating dairy cows J. Dairy Sci 82 391–403
   PubMed Web of Science ®Google Scholar