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Items: 1 to 50 of 110

1.

Combination immunotherapy as a non-chemotherapy alternative for refractory or recurrent CNS lymphoma.

Ambady P, Szidonya L, Firkins J, James J, Johansson K, White T, Jezierski C, Doolittle ND, Neuwelt EA.

Leuk Lymphoma. 2018 Jul 22:1-4. doi: 10.1080/10428194.2018.1480771. [Epub ahead of print] No abstract available.

PMID:
30033836
2.

Technical note: Methodological and feed factors affecting measurement of protein A, B, and C fractions, degradation rate, and intestinal digestibility of rumen-undegraded protein.

Liebe DM, Firkins JL, Tran H, Kononoff PJ, White RR.

J Dairy Sci. 2018 Jul 12. pii: S0022-0302(18)30658-1. doi: 10.3168/jds.2018-14837. [Epub ahead of print]

PMID:
30007806
3.

Essential oil and monensin affect ruminal fermentation and the protozoal population in continuous culture.

Ye D, Karnati SKR, Wagner B, Firkins JL, Eastridge ML, Aldrich JM.

J Dairy Sci. 2018 Jun;101(6):5069-5081. doi: 10.3168/jds.2017-13646. Epub 2018 Mar 28.

PMID:
29605331
4.

Quantitative comparison of delayed ferumoxytol T1 enhancement with immediate gadoteridol enhancement in high grade gliomas.

Horváth A, Varallyay CG, Schwartz D, Toth GB, Netto JP, Barajas R, Várallyay P, Szidonya L, Firkins J, Youngers E, Fu R, Ambady P, Bogner P, Neuwelt EA.

Magn Reson Med. 2018 Jul;80(1):224-230. doi: 10.1002/mrm.27028. Epub 2017 Dec 4.

PMID:
29205477
5.

Using video microscopy to improve quantitative estimates of protozoal motility and cell volume.

Wenner BA, Wagner BK, Firkins JL.

J Dairy Sci. 2018 Feb;101(2):1060-1073. doi: 10.3168/jds.2017-13513. Epub 2017 Nov 23.

PMID:
29174145
6.

Predicting milk protein responses and the requirement of metabolizable protein by lactating dairy cows.

Moraes LE, Kebreab E, Firkins JL, White RR, Martineau R, Lapierre H.

J Dairy Sci. 2018 Jan;101(1):310-327. doi: 10.3168/jds.2016-12507. Epub 2017 Nov 8.

PMID:
29128219
7.

Physically adjusted neutral detergent fiber system for lactating dairy cow rations. II: Development of feeding recommendations.

White RR, Hall MB, Firkins JL, Kononoff PJ.

J Dairy Sci. 2017 Dec;100(12):9569-9584. doi: 10.3168/jds.2017-12766. Epub 2017 Oct 4.

PMID:
28987583
8.

Physically adjusted neutral detergent fiber system for lactating dairy cow rations. I: Deriving equations that identify factors that influence effectiveness of fiber.

White RR, Hall MB, Firkins JL, Kononoff PJ.

J Dairy Sci. 2017 Dec;100(12):9551-9568. doi: 10.3168/jds.2017-12765. Epub 2017 Oct 4.

PMID:
28987580
9.

Genomes of rumen bacteria encode atypical pathways for fermenting hexoses to short-chain fatty acids.

Hackmann TJ, Ngugi DK, Firkins JL, Tao J.

Environ Microbiol. 2017 Nov;19(11):4670-4683. doi: 10.1111/1462-2920.13929. Epub 2017 Nov 2.

PMID:
28892251
10.

Corrigendum: Inhibition of the Rumen Ciliate Entodinium caudatum by Antibiotics.

Park T, Meulia T, Firkins JL, Yu Z.

Front Microbiol. 2017 Aug 7;8:1504. doi: 10.3389/fmicb.2017.01504. eCollection 2017.

11.

Inhibition of the Rumen Ciliate Entodinium caudatum by Antibiotics.

Park T, Meulia T, Firkins JL, Yu Z.

Front Microbiol. 2017 Jun 28;8:1189. doi: 10.3389/fmicb.2017.01189. eCollection 2017. Erratum in: Front Microbiol. 2017 Aug 07;8:1504.

12.

Patterns of relapse in primary central nervous system lymphoma: inferences regarding the role of the neuro-vascular unit and monoclonal antibodies in treating occult CNS disease.

Ambady P, Fu R, Netto JP, Kersch C, Firkins J, Doolittle ND, Neuwelt EA.

Fluids Barriers CNS. 2017 Jun 2;14(1):16. doi: 10.1186/s12987-017-0064-3.

13.

Amino acid composition of rumen bacteria and protozoa in cattle.

Sok M, Ouellet DR, Firkins JL, Pellerin D, Lapierre H.

J Dairy Sci. 2017 Jul;100(7):5241-5249. doi: 10.3168/jds.2016-12447. Epub 2017 May 10.

PMID:
28501407
14.

What Does the Boxed Warning Tell Us? Safe Practice of Using Ferumoxytol as an MRI Contrast Agent.

Varallyay CG, Toth GB, Fu R, Netto JP, Firkins J, Ambady P, Neuwelt EA.

AJNR Am J Neuroradiol. 2017 Jul;38(7):1297-1302. doi: 10.3174/ajnr.A5188. Epub 2017 May 11.

15.

Association of aqueous hydrogen concentration with methane production in continuous cultures modulated to vary pH and solids passage rate.

Wenner BA, de Souza J, Batistel F, Hackmann TJ, Yu Z, Firkins JL.

J Dairy Sci. 2017 Jul;100(7):5378-5389. doi: 10.3168/jds.2016-12332. Epub 2017 Apr 27.

PMID:
28456412
16.

Evaluation of the National Research Council (2001) dairy model and derivation of new prediction equations. 2. Rumen degradable and undegradable protein.

White RR, Roman-Garcia Y, Firkins JL, Kononoff P, VandeHaar MJ, Tran H, McGill T, Garnett R, Hanigan MD.

J Dairy Sci. 2017 May;100(5):3611-3627. doi: 10.3168/jds.2015-10801. Epub 2017 Mar 2.

17.

Evaluation of the National Research Council (2001) dairy model and derivation of new prediction equations. 1. Digestibility of fiber, fat, protein, and nonfiber carbohydrate.

White RR, Roman-Garcia Y, Firkins JL, VandeHaar MJ, Armentano LE, Weiss WP, McGill T, Garnett R, Hanigan MD.

J Dairy Sci. 2017 May;100(5):3591-3610. doi: 10.3168/jds.2015-10800. Epub 2017 Mar 2.

18.

Technical note: Methodological and feed factors affecting prediction of ruminal degradability and intestinal digestibility of essential amino acids.

White RR, Kononoff PJ, Firkins JL.

J Dairy Sci. 2017 Mar;100(3):1946-1950. doi: 10.3168/jds.2016-12008. Epub 2016 Dec 29.

PMID:
28041736
19.

New roles in hemicellulosic sugar fermentation for the uncultivated Bacteroidetes family BS11.

Solden LM, Hoyt DW, Collins WB, Plank JE, Daly RA, Hildebrand E, Beavers TJ, Wolfe R, Nicora CD, Purvine SO, Carstensen M, Lipton MS, Spalinger DE, Firkins JL, Wolfe BA, Wrighton KC.

ISME J. 2017 Mar;11(3):691-703. doi: 10.1038/ismej.2016.150. Epub 2016 Dec 13.

20.

Meta-analysis of postruminal microbial nitrogen flows in dairy cattle. I. Derivation of equations.

Roman-Garcia Y, White RR, Firkins JL.

J Dairy Sci. 2016 Oct;99(10):7918-7931. doi: 10.3168/jds.2015-10661. Epub 2016 Jul 21.

PMID:
27448861
21.

Meta-analysis of postruminal microbial nitrogen flows in dairy cattle. II. Approaches to and implications of more mechanistic prediction.

White RR, Roman-Garcia Y, Firkins JL.

J Dairy Sci. 2016 Oct;99(10):7932-7944. doi: 10.3168/jds.2015-10662. Epub 2016 Jul 21.

PMID:
27448854
22.

Intestinal digestibility of long-chain fatty acids in lactating dairy cows: A meta-analysis and meta-regression.

Boerman JP, Firkins JL, St-Pierre NR, Lock AL.

J Dairy Sci. 2015 Dec;98(12):8889-903. doi: 10.3168/jds.2015-9592. Epub 2015 Sep 26.

PMID:
26409970
23.

Electron transport phosphorylation in rumen butyrivibrios: unprecedented ATP yield for glucose fermentation to butyrate.

Hackmann TJ, Firkins JL.

Front Microbiol. 2015 Jun 24;6:622. doi: 10.3389/fmicb.2015.00622. eCollection 2015.

24.

Maximizing efficiency of rumen microbial protein production.

Hackmann TJ, Firkins JL.

Front Microbiol. 2015 May 15;6:465. doi: 10.3389/fmicb.2015.00465. eCollection 2015. Review.

25.

RUMINANT NUTRITION SYMPOSIUM: How to use data on the rumen microbiome to improve our understanding of ruminant nutrition.

Firkins JL, Yu Z.

J Anim Sci. 2015 Apr;93(4):1450-70. doi: 10.2527/jas.2014-8754.

PMID:
26020167
26.

Accumulation of reserve carbohydrate by rumen protozoa and bacteria in competition for glucose.

Denton BL, Diese LE, Firkins JL, Hackmann TJ.

Appl Environ Microbiol. 2015 Mar;81(5):1832-8. doi: 10.1128/AEM.03736-14. Epub 2014 Dec 29.

27.

Kinetics of microbial methionine metabolism in continuous cultures administered different methionine sources.

Firkins JL, Fowler CM, Devillard E, Bequette BJ.

J Dairy Sci. 2015 Feb;98(2):1178-94. doi: 10.3168/jds.2014-8694. Epub 2014 Dec 12. Erratum in: J Dairy Sci. 2015 Apr;98(4):2832.

PMID:
25497802
28.

Assessing the ruminal action of the isopropyl ester of 2-hydroxy-4-(methylthio) butanoic acid in continuous and batch cultures of mixed ruminal microbes.

Fowler CM, Plank JE, Devillard E, Bequette BJ, Firkins JL.

J Dairy Sci. 2015 Feb;98(2):1167-77. doi: 10.3168/jds.2014-8692. Epub 2014 Nov 7.

PMID:
25465624
29.

Chewing, rumen pool characteristics, and lactation performance of dairy cows fed 2 concentrations of a corn wet-milling coproduct with different forage sources.

Shepherd DM, Firkins JL, VonBehren P.

J Dairy Sci. 2014 Sep;97(9):5786-99. doi: 10.3168/jds.2014-8169. Epub 2014 Jul 2.

PMID:
24996267
30.

Effects of wortmannin, sodium nitroprusside, insulin, genistein, and guanosine triphosphate on chemotaxis and cell growth of Entodinium caudatum, Epidinium caudatum, and mixed ruminal protozoa.

Diaz HL, Knapp JR, Karnati SK, Dehority BA, Firkins JL.

J Dairy Sci. 2014;97(4):2244-53. doi: 10.3168/jds.2013-7429. Epub 2014 Feb 15.

PMID:
24534506
31.

Chemotaxis toward carbohydrates and peptides by mixed ruminal protozoa when fed, fasted, or incubated with polyunsaturated fatty acids.

Diaz HL, Karnati SK, Lyons MA, Dehority BA, Firkins JL.

J Dairy Sci. 2014;97(4):2231-43. doi: 10.3168/jds.2013-7428. Epub 2014 Feb 15.

PMID:
24534499
32.

Eukaryotic inhibitors or activators elicit responses to chemosensory compounds by ruminal isotrichid and entodiniomorphid protozoa.

Diaz HL, Barr KN, Godden KR, Plank JE, Zapata I, Schappacher AN, Wick MP, Firkins JL.

J Dairy Sci. 2014;97(4):2254-69. doi: 10.3168/jds.2013-7698. Epub 2014 Feb 15.

PMID:
24534498
33.

Special topics--Mitigation of methane and nitrous oxide emissions from animal operations: I. A review of enteric methane mitigation options.

Hristov AN, Oh J, Firkins JL, Dijkstra J, Kebreab E, Waghorn G, Makkar HP, Adesogan AT, Yang W, Lee C, Gerber PJ, Henderson B, Tricarico JM.

J Anim Sci. 2013 Nov;91(11):5045-69. doi: 10.2527/jas.2013-6583. Epub 2013 Sep 17. Review.

PMID:
24045497
34.

Special topics--Mitigation of methane and nitrous oxide emissions from animal operations: III. A review of animal management mitigation options.

Hristov AN, Ott T, Tricarico J, Rotz A, Waghorn G, Adesogan A, Dijkstra J, Montes F, Oh J, Kebreab E, Oosting SJ, Gerber PJ, Henderson B, Makkar HP, Firkins JL.

J Anim Sci. 2013 Nov;91(11):5095-113. doi: 10.2527/jas.2013-6585. Epub 2013 Sep 17. Review.

PMID:
24045470
35.

Technical options for the mitigation of direct methane and nitrous oxide emissions from livestock: a review.

Gerber PJ, Hristov AN, Henderson B, Makkar H, Oh J, Lee C, Meinen R, Montes F, Ott T, Firkins J, Rotz A, Dell C, Adesogan AT, Yang WZ, Tricarico JM, Kebreab E, Waghorn G, Dijkstra J, Oosting S.

Animal. 2013 Jun;7 Suppl 2:220-34. doi: 10.1017/S1751731113000876. Review.

PMID:
23739465
36.

Quantifying the responses of mixed rumen microbes to excess carbohydrate.

Hackmann TJ, Diese LE, Firkins JL.

Appl Environ Microbiol. 2013 Jun;79(12):3786-95. doi: 10.1128/AEM.00482-13. Epub 2013 Apr 12.

37.

Evaluation of methods to detect changes in reserve carbohydrate for mixed rumen microbes.

Hackmann TJ, Keyser BL, Firkins JL.

J Microbiol Methods. 2013 Jun;93(3):284-91. doi: 10.1016/j.mimet.2013.03.025. Epub 2013 Apr 6.

PMID:
23570905
38.

A meta-analysis of variability in continuous-culture ruminal fermentation and digestibility data.

Hristov AN, Lee C, Hristova R, Huhtanen P, Firkins JL.

J Dairy Sci. 2012 Sep;95(9):5299-5307. doi: 10.3168/jds.2012-5533.

PMID:
22916935
39.

Interaction of unsaturated fat or coconut oil with monensin in lactating dairy cows fed 12 times daily. II. Fatty acid flow to the omasum and milk fatty acid profile.

Reveneau C, Ribeiro CV, Eastridge ML, Firkins JL.

J Dairy Sci. 2012 Apr;95(4):2061-9. doi: 10.3168/jds.2011-4888.

PMID:
22459851
40.
41.

Meta-analysis of the effect of initial serum protein concentration and empirical prediction model for growth of neonatal Holstein calves through 8 weeks of age.

Bateman HG 2nd, Hill TM, Aldrich JM, Schlotterbeck RL, Firkins JL.

J Dairy Sci. 2012 Jan;95(1):363-9. doi: 10.3168/jds.2011-4594.

PMID:
22192215
42.

Corn grain and liquid feed as nonfiber carbohydrate sources in diets for lactating dairy cows.

Eastridge ML, Lefeld AH, Eilenfeld AM, Gott PN, Bowen WS, Firkins JL.

J Dairy Sci. 2011 Jun;94(6):3045-53. doi: 10.3168/jds.2010-3908.

PMID:
21605774
43.

Interactions of monensin with dietary fat and carbohydrate components on ruminal fermentation and production responses by dairy cows.

Mathew B, Eastridge ML, Oelker ER, Firkins JL, Karnati SK.

J Dairy Sci. 2011 Jan;94(1):396-409. doi: 10.3168/jds.2010-3580.

PMID:
21183050
45.

Investigating unsaturated fat, monensin, or bromoethanesulfonate in continuous cultures retaining ruminal protozoa. I. Fermentation, biohydrogenation, and microbial protein synthesis.

Karnati SK, Sylvester JT, Ribeiro CV, Gilligan LE, Firkins JL.

J Dairy Sci. 2009 Aug;92(8):3849-60. doi: 10.3168/jds.2008-1436.

PMID:
19620669
46.
47.

Rumen ciliated protozoa decrease generation time and adjust 18S ribosomal DNA copies to adapt to decreased transfer interval, starvation, and monensin.

Sylvester JT, Karnati SK, Dehority BA, Morrison M, Smith GL, St-Pierre NR, Firkins JL.

J Dairy Sci. 2009 Jan;92(1):256-69. doi: 10.3168/jds.2008-1417.

PMID:
19109285
48.

Efficacy of liquid feeds varying in concentration and composition of fat, nonprotein nitrogen, and nonfiber carbohydrates for lactating dairy cows.

Firkins JL, Oldick BS, Pantoja J, Reveneau C, Gilligan LE, Carver L.

J Dairy Sci. 2008 May;91(5):1969-84. doi: 10.3168/jds.2007-0868.

PMID:
18420628
49.

Effect of intake level and alfalfa substitution for grass hay on ruminal kinetics of fiber digestion and particle passage in beef cattle.

Bhatti SA, Bowman JG, Firkins JL, Grove AV, Hunt CW.

J Anim Sci. 2008 Jan;86(1):134-45. Epub 2007 Oct 16.

PMID:
17940159
50.

Ruminal nitrogen metabolism: perspectives for integration of microbiology and nutrition for dairy.

Firkins JL, Yu Z, Morrison M.

J Dairy Sci. 2007 Jun;90 Suppl 1:E1-16. Review.

PMID:
17517749

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