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Failure costs associated with mastitis in smallholder dairy farms keeping Holstein Friesian × Zebu crossbreed cows.

Mekonnen SA, Koop G, Getaneh AM, Lam TJGM, Hogeveen H.

Animal. 2019 May 16:1-10. doi: 10.1017/S175173111900082X. [Epub ahead of print]


Prevalence of extended-spectrum and AmpC β-lactamase-producing Escherichia coli in Dutch dairy herds.

Heuvelink AE, Gonggrijp MA, Buter RGJ, Ter Bogt-Kappert CC, van Schaik G, Velthuis AGJ, Lam TJGM.

Vet Microbiol. 2019 May;232:58-64. doi: 10.1016/j.vetmic.2019.04.005. Epub 2019 Apr 6.


Farm-level risk factors for bovine mastitis in Dutch automatic milking dairy herds.

Deng Z, Koop G, Lam TJGM, van der Lans IA, Vernooij JCM, Hogeveen H.

J Dairy Sci. 2019 May;102(5):4522-4535. doi: 10.3168/jds.2018-15327. Epub 2019 Mar 7.


Intramammary antimicrobial treatment of subclinical mastitis and cow performance later in lactation.

van den Borne BHP, van Schaik G, Lam TJGM, Nielen M, Frankena K.

J Dairy Sci. 2019 May;102(5):4441-4451. doi: 10.3168/jds.2019-16254. Epub 2019 Mar 1.


CRISPRs for Strain Tracking and Their Application to Microbiota Transplantation Data Analysis.

Lam TJ, Ye Y.

CRISPR J. 2019 Feb 1;2(1):41-50. doi: 10.1089/crispr.2018.0046. Epub 2019 Feb 14.


Efficacy of a voluntary BVDV control programme: Experiences from the Netherlands.

van Duijn L, Veldhuis AMB, Mars MH, de Roo B, Lam TJGM.

Vet J. 2019 Mar;245:55-60. doi: 10.1016/j.tvjl.2018.12.016. Epub 2018 Dec 17.


Characterization of Staphylococcus aureus isolated from milk samples of dairy cows in small holder farms of North-Western Ethiopia.

Mekonnen SA, Lam TJGM, Hoekstra J, Rutten VPMG, Tessema TS, Broens EM, Riesebos AE, Spaninks MP, Koop G.

BMC Vet Res. 2018 Aug 23;14(1):246. doi: 10.1186/s12917-018-1558-1.


Agreement between four commercial diagnostic tests and routine bacteriological culture of milk to determine the udder infection status of dairy cows.

Griffioen K, Velthuis AGJ, Lagerwerf LA, Heuvelink AE, Lam TJGM.

Prev Vet Med. 2018 Sep 1;157:162-173. doi: 10.1016/j.prevetmed.2018.07.003. Epub 2018 Jul 5.


Factors associated with high antimicrobial use in young calves on Dutch dairy farms: A case-control study.

Holstege MMC, de Bont-Smolenaars AJG, Santman-Berends IMGA, van der Linde-Witteveen GM, van Schaik G, Velthuis AGJ, Lam TJGM.

J Dairy Sci. 2018 Oct;101(10):9259-9265. doi: 10.3168/jds.2017-14252. Epub 2018 Aug 1.


Veterinarians' attitudes toward antimicrobial use and selective dry cow treatment in the Netherlands.

Scherpenzeel CGM, Santman-Berends IMGA, Lam TJGM.

J Dairy Sci. 2018 Jul;101(7):6336-6345. doi: 10.3168/jds.2017-13591. Epub 2018 Mar 28.


Udder health of dairy cows fed different dietary energy levels after a short or no dry period without use of dry cow antibiotics.

van Hoeij RJ, Lam TJGM, Bruckmaier RM, Dijkstra J, Remmelink GJ, Kemp B, van Knegsel ATM.

J Dairy Sci. 2018 May;101(5):4570-4585. doi: 10.3168/jds.2017-13448. Epub 2018 Feb 15.


Economic optimization of selective dry cow treatment.

Scherpenzeel CGM, Hogeveen H, Maas L, Lam TJGM.

J Dairy Sci. 2018 Feb;101(2):1530-1539. doi: 10.3168/jds.2017-13076. Epub 2017 Dec 8.


Molecular relatedness of ESBL/AmpC-producing Escherichia coli from humans, animals, food and the environment: a pooled analysis.

Dorado-García A, Smid JH, van Pelt W, Bonten MJM, Fluit AC, van den Bunt G, Wagenaar JA, Hordijk J, Dierikx CM, Veldman KT, de Koeijer A, Dohmen W, Schmitt H, Liakopoulos A, Pacholewicz E, Lam TJGM, Velthuis AG, Heuvelink A, Gonggrijp MA, van Duijkeren E, van Hoek AHAM, de Roda Husman AM, Blaak H, Havelaar AH, Mevius DJ, Heederik DJJ.

J Antimicrob Chemother. 2018 Feb 1;73(2):339-347. doi: 10.1093/jac/dkx397.


From EST to novel spider silk gene identification for production of spidroin-based biomaterials.

Huang W, Zhang Y, Chen Y, Wang Y, Yuan W, Zhang N, Lam TJ, Gong Z, Yang D, Lin Z.

Sci Rep. 2017 Oct 17;7(1):13354. doi: 10.1038/s41598-017-13876-1.


Prevalence of subclinical mastitis and associated risk factors at cow and herd level in dairy farms in North-West Ethiopia.

Mekonnen SA, Koop G, Melkie ST, Getahun CD, Hogeveen H, Lam TJGM.

Prev Vet Med. 2017 Sep 15;145:23-31. doi: 10.1016/j.prevetmed.2017.06.009. Epub 2017 Jun 21.


Consequences of dietary energy source and energy level on energy balance, lactogenic hormones, and lactation curve characteristics of cows after a short or omitted dry period.

van Hoeij RJ, Dijkstra J, Bruckmaier RM, Gross JJ, Lam TJGM, Remmelink GJ, Kemp B, van Knegsel ATM.

J Dairy Sci. 2017 Oct;100(10):8544-8564. doi: 10.3168/jds.2017-12855. Epub 2017 Aug 17.


The intention of North-Western Ethiopian dairy farmers to control mastitis.

Mekonnen SA, Koop G, Lam TJGM, Hogeveen H.

PLoS One. 2017 Aug 7;12(8):e0182727. doi: 10.1371/journal.pone.0182727. eCollection 2017.


Temperature-Controlled Delivery of Radiofrequency Energy in Fecal Incontinence: A Randomized Sham-Controlled Clinical Trial.

Visscher AP, Lam TJ, Meurs-Szojda MM, Felt-Bersma RJF.

Dis Colon Rectum. 2017 Aug;60(8):860-865. doi: 10.1097/DCR.0000000000000861.


The effect of dry period length and postpartum level of concentrate on milk production, energy balance, and plasma metabolites of dairy cows across the dry period and in early lactation.

van Hoeij RJ, Dijkstra J, Bruckmaier RM, Gross JJ, Lam TJGM, Remmelink GJ, Kemp B, van Knegsel ATM.

J Dairy Sci. 2017 Jul;100(7):5863-5879. doi: 10.3168/jds.2016-11703. Epub 2017 Apr 27.


The RESET Mindset Model applied on decreasing antibiotic usage in dairy cattle in the Netherlands.

Lam TJGM, Jansen J, Wessels RJ.

Ir Vet J. 2017 Feb 23;70:5. doi: 10.1186/s13620-017-0085-x. eCollection 2017. Review.


Invited review: Determinants of farmers' adoption of management-based strategies for infectious disease prevention and control.

Ritter C, Jansen J, Roche S, Kelton DF, Adams CL, Orsel K, Erskine RJ, Benedictus G, Lam TJGM, Barkema HW.

J Dairy Sci. 2017 May;100(5):3329-3347. doi: 10.3168/jds.2016-11977. Epub 2017 Feb 23. Review.


Prevalence and risk factors for extended-spectrum β-lactamase or AmpC-producing Escherichia coli in organic dairy herds in the Netherlands.

Santman-Berends IMGA, Gonggrijp MA, Hage JJ, Heuvelink AE, Velthuis A, Lam TJGM, van Schaik G.

J Dairy Sci. 2017 Jan;100(1):562-571. doi: 10.3168/jds.2016-11839. Epub 2016 Nov 17.


Prevalence and risk factors for extended-spectrum β-lactamase- and AmpC-producing Escherichia coli in dairy farms.

Gonggrijp MA, Santman-Berends IMGA, Heuvelink AE, Buter GJ, van Schaik G, Hage JJ, Lam TJGM.

J Dairy Sci. 2016 Nov;99(11):9001-9013. doi: 10.3168/jds.2016-11134. Epub 2016 Sep 13.


Failure and preventive costs of mastitis on Dutch dairy farms.

van Soest FJS, Santman-Berends IMGA, Lam TJGM, Hogeveen H.

J Dairy Sci. 2016 Oct;99(10):8365-8374. doi: 10.3168/jds.2015-10561. Epub 2016 Jul 27.


Farmers' attitude toward the introduction of selective dry cow therapy.

Scherpenzeel CGM, Tijs SHW, den Uijl IEM, Santman-Berends IMGA, Velthuis AGJ, Lam TJGM.

J Dairy Sci. 2016 Oct;99(10):8259-8266. doi: 10.3168/jds.2016-11349. Epub 2016 Jul 21.


Cow characteristics and their association with udder health after different dry period lengths.

van Hoeij RJ, Lam TJGM, de Koning DB, Steeneveld W, Kemp B, van Knegsel ATM.

J Dairy Sci. 2016 Oct;99(10):8330-8340. doi: 10.3168/jds.2016-10901. Epub 2016 Aug 8.


Dutch dairy farmers' need for microbiological mastitis diagnostics.

Griffioen K, Hop GE, Holstege MMC, Velthuis AGJ, Lam TJGM; 1Health4Food–Dutch Mastitis Diagnostics Consortium.

J Dairy Sci. 2016 Jul;99(7):5551-5561. doi: 10.3168/jds.2015-10816. Epub 2016 May 4.


Effect of different scenarios for selective dry-cow therapy on udder health, antimicrobial usage, and economics.

Scherpenzeel CGM, den Uijl IEM, van Schaik G, Riekerink RGMO, Hogeveen H, Lam TJGM.

J Dairy Sci. 2016 May;99(5):3753-3764. doi: 10.3168/jds.2015-9963.


Evaluation of udder health parameters and risk factors for clinical mastitis in Dutch dairy herds in the context of a restricted antimicrobial usage policy.

Santman-Berends IMGA, Swinkels JM, Lam TJGM, Keurentjes J, van Schaik G.

J Dairy Sci. 2016 Apr;99(4):2930-2939. doi: 10.3168/jds.2015-10398. Epub 2016 Feb 10.


Short communication: Practical issues in implementing volatile metabolite analysis for identifying mastitis pathogens.

Hettinga KA, de Bok FA, Lam TJ.

J Dairy Sci. 2015 Nov;98(11):7906-10. doi: 10.3168/jds.2015-9720. Epub 2015 Sep 3.


Invited review: Changes in the dairy industry affecting dairy cattle health and welfare.

Barkema HW, von Keyserlingk MA, Kastelic JP, Lam TJ, Luby C, Roy JP, LeBlanc SJ, Keefe GP, Kelton DF.

J Dairy Sci. 2015 Nov;98(11):7426-45. doi: 10.3168/jds.2015-9377. Epub 2015 Sep 3. Review.


An estimation of the clinical mastitis incidence per 100 cows per year based on routinely collected herd data.

Santman-Berends IM, Lam TJ, Keurentjes J, van Schaik G.

J Dairy Sci. 2015 Oct;98(10):6965-77. doi: 10.3168/jds.2015-9642. Epub 2015 Aug 13.


Social influences on the duration of antibiotic treatment of clinical mastitis in dairy cows.

Swinkels JM, Hilkens A, Zoche-Golob V, Krömker V, Buddiger M, Jansen J, Lam TJ.

J Dairy Sci. 2015 Apr;98(4):2369-80. doi: 10.3168/jds.2014-8488. Epub 2015 Feb 11.


Efficacy of standard vs. extended intramammary cefquinome treatment of clinical mastitis in cows with persistent high somatic cell counts.

Swinkels JM, Krömker V, Lam TJ.

J Dairy Res. 2014 Nov;81(4):424-33. doi: 10.1017/S0022029914000442. Epub 2014 Sep 17.


[Prevalence of claw diseases in young animals. 2. Infectious diseases].

Brummelman B, Holzhauer M, Frankena K, Lam TJ.

Tijdschr Diergeneeskd. 2014 Aug 1;139(8):22-9. Dutch. No abstract available.


[Prevalence of claw pathology in young HF animals with and without access to pasture: 1. non-infectious conditions].

Brummelman B, Holzhauer M, Frankena K, Lam TJ.

Tijdschr Diergeneeskd. 2014 Jul 1;139(7):26-33. Dutch. No abstract available.


Associations between the decrease in bovine clinical mastitis and changes in dairy farmers' attitude, knowledge, and behavior in the Netherlands.

van den Borne BH, Jansen J, Lam TJ, van Schaik G.

Res Vet Sci. 2014 Oct;97(2):226-9. doi: 10.1016/j.rvsc.2014.06.017. Epub 2014 Jul 2.


[Worm management and development of resistance on Dutch cow farms].

Holzhauer M, Van Doorn DC, Bartels CJ, Borgsteede FH, Mars MH, Ten Wolthuis-Bronsvoort A, Moll L, Lam TJ.

Tijdschr Diergeneeskd. 2014 Jun 1;139(6):27-31, 34-5. Dutch. No abstract available.


Anorectal complications and function in patients suffering from inflammatory bowel disease: a series of patients with long-term follow-up.

Lam TJ, van Bodegraven AA, Felt-Bersma RJ.

Int J Colorectal Dis. 2014 Aug;29(8):923-9. doi: 10.1007/s00384-014-1926-7. Epub 2014 Jun 26.


Short communication: prevalence, risk factors, and a field scoring system for udder cleft dermatitis in Dutch dairy herds.

Olde Riekerink RG, van Amersfort K, Sampimon OC, Hooijer GA, Lam TJ.

J Dairy Sci. 2014;97(8):5007-11. doi: 10.3168/jds.2013-7651. Epub 2014 May 23.


Clinical response and sustainability of treatment with temperature-controlled radiofrequency energy (Secca) in patients with faecal incontinence: 3 years follow-up.

Lam TJ, Visscher AP, Meurs-Szojda MM, Felt-Bersma RJ.

Int J Colorectal Dis. 2014 Jun;29(6):755-61. doi: 10.1007/s00384-014-1882-2. Epub 2014 May 8.


Evaluation of the use of dry cow antibiotics in low somatic cell count cows.

Scherpenzeel CG, den Uijl IE, van Schaik G, Olde Riekerink RG, Keurentjes JM, Lam TJ.

J Dairy Sci. 2014;97(6):3606-14. doi: 10.3168/jds.2013-7655. Epub 2014 Apr 18.


Expression of key ion transporters in the gill and esophageal-gastrointestinal tract of euryhaline Mozambique tilapia Oreochromis mossambicus acclimated to fresh water, seawater and hypersaline water.

Li Z, Lui EY, Wilson JM, Ip YK, Lin Q, Lam TJ, Lam SH.

PLoS One. 2014 Jan 31;9(1):e87591. doi: 10.1371/journal.pone.0087591. eCollection 2014.


Fecal incontinence, sexual complaints, and anorectal function after third-degree obstetric anal sphincter injury (OASI): 5-year follow-up.

Visscher AP, Lam TJ, Hart N, Felt-Bersma RJ.

Int Urogynecol J. 2014 May;25(5):607-13. doi: 10.1007/s00192-013-2238-0. Epub 2013 Nov 7.


Efficacy of extended cefquinome treatment of clinical Staphylococcus aureus mastitis.

Swinkels JM, Cox P, Schukken YH, Lam TJ.

J Dairy Sci. 2013 Aug;96(8):4983-92. doi: 10.3168/jds.2012-6197. Epub 2013 May 22.


Effect of extended cefquinome treatment on clinical persistence or recurrence of environmental clinical mastitis.

Swinkels JM, Lam TJ, Green MJ, Bradley AJ.

Vet J. 2013 Sep;197(3):682-7. doi: 10.1016/j.tvjl.2013.03.010. Epub 2013 May 21.


[Women with chronic constipation: clinical examination is more important than anorectal function testing].

Lam TJ, Felt-Bersma RJ.

Ned Tijdschr Geneeskd. 2013;157(8):A5665. Review. Dutch.


A Staphylococcus xylosus isolate with a new mecC allotype.

Harrison EM, Paterson GK, Holden MT, Morgan FJ, Larsen AR, Petersen A, Leroy S, De Vliegher S, Perreten V, Fox LK, Lam TJ, Sampimon OC, Zadoks RN, Peacock SJ, Parkhill J, Holmes MA.

Antimicrob Agents Chemother. 2013 Mar;57(3):1524-8. doi: 10.1128/AAC.01882-12. Epub 2012 Dec 28.


Improving bovine udder health: a national mastitis control program in the Netherlands.

Lam TJ, van den Borne BH, Jansen J, Huijps K, van Veersen JC, van Schaik G, Hogeveen H.

J Dairy Sci. 2013 Feb;96(2):1301-11. doi: 10.3168/jds.2012-5958. Epub 2012 Dec 14.

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