Photo of Heli Simojoki
  • Leissantie 41

    00014

    Finland

  • Leissantie 41

    SAARENTAUS

    Finland

20032019
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Publications 2003 2019

Abstract

Detection of Mycoplasma bovis carrier animals using tonsil samples – preliminary results

Haapala, V. M., Pohjanvirta, T., Syrjälä, P., Soveri, T. T., Simojoki, H. K. & Linden, J., 2019, p. 70. 1 p.

Research output: Conference materialsAbstractResearch

Utilization of meat inspection data in detecting Mycoplasma bovis - positive dairy farms

Haapala, V. M., Herva, T., Härtel, H., Pitkänen, E., Mattila, J., Rautjoki, P., Soveri, T. T. & Simojoki, H. K., 2018, p. 251. 1 p.

Research output: Conference materialsAbstractResearch

Anthology or special issue

Efficacy of 5-d intramammary vs. systemic penicillin G treatment of clinical mastitis caused by Gram-positive bacteria. Evaluation of bacteriological cure using a PCR-test.

Simojoki, H. K., Taponen, S. S., Orro, T., Kalmus, P., Pyörälä, S., Mustonen, K. M. & Holopainen, J., 2011, St. Louis, Missouri: National Mastitis Council. 5 p.

Research output: Book/ReportAnthology or special issueScientificpeer-review

News about mastitis-causing staphylococci

Pyörälä, S., Simojoki, H. K. & Taponen, S. S., 2011, Marseille: Société Française de Buiatrie. 12 p.

Research output: Book/ReportAnthology or special issueScientificpeer-review

News about mastitis-causing staphylococci

Pyörälä, S., Simojoki, H. & Taponen, S. S., 2011, Marseille: European Buiatrics Forum. 9 p.

Research output: Book/ReportAnthology or special issueScientificpeer-review

Article

A comparison of unheated loose housing with stables on the respiratory health of weaned-foals in cold winter conditions: an observational field-study

Junkkari, R., Simojoki, H., Heiskanen, M-L., Pelkonen, S., Sankari, S., Tulamo, R-M. & Mykkanen, A., 26 Oct 2017, In : Acta Veterinaria Scandinavica. 59, 10 p., 73.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File

Acute phase proteins in milk in naturally acquired bovine mastitis caused by different pathogens

Pyörälä, S., Hovinen, M., Simojoki, H., Fitzpatrick, J., Eckersall, P. D. & Orro, T., 2011, In : Veterinary Record. 168, 20, p. art. 535 6 p.

Research output: Contribution to journalArticleScientificpeer-review

A pilot study on the bacteriological diagnostics of bovine mastitis carried out by Finnish veterinarians

Simojoki, H., Erkkilä, S., Pitkälä, A. & Pyörälä, S., 2008, In : Suomen eläinlääkäriliiton luentokokoelma.. p. 369-370 2 p.

Research output: Contribution to journalArticleScientific

Bacterial species associated with interdigital phlegmon outbreaks in Finnish dairy herds

Kontturi, M., Junni, R., Simojoki, H., Malinen, E., Seuna, E., Klitgaard, K., Kujala-Wirth, M., Soveri, T. & Pelkonen, S., 29 Jan 2019, In : BMC Veterinary Research. 15, 12 p., 44.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File

Bovine-associated CNS species resist phagocytosis differently

Åvall-Jääskeläinen, S., Koort, J., Simojoki, H. & Taponen, S., 2013, In : BMC Veterinary Research. 9, 11, 7 p., 227.

Research output: Contribution to journalArticleScientificpeer-review

Bovine milk microbiome: a more complex issue than expected

Taponen, S., McGuinness, D., Hiitiö, H., Simojoki, H., Zadoks, R. & Pyörälä, S., 6 Jun 2019, In : Veterinary Research. 50, 15 p., 44.

Research output: Contribution to journalArticleScientificpeer-review

Open Access

Characterisation of the course of Mycoplasma bovis infection in naturally infected dairy herds

Vähänikkilä, N., Pohjanvirta, T., Haapala, V., Simojoki, H., Soveri, T., Browning, G. F., Pelkonen, S., Wawegama, N. K. & Autio, T., Apr 2019, In : Veterinary Microbiology. 231, p. 107-115 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Clinical characteristics and persistence of bovine mastitis caused by different species of coagulase-negative staphylococci identified with API or AFLP

Taponen, S., Simojoki, H., Haveri, M., Larsen, H. D. & Pyörälä, S., 2006, In : Veterinary Microbiology. 115, 1-3, p. 199-207 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Efficacy of 5-day parenteral versus intramammary benzylpenicillin for treatment of clinical mastitis caused by gram-positive bacteria susceptible to penicillin in vitro

Kalmus, P., Simojoki, H., Orro, T., Taponen, S., Mustonen, K., Holopainen, J. & Pyörälä, S., Apr 2014, In : Journal of Dairy Science. 97, 4, p. 2155-2164 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File

Efficacy of enrofloxacin in the treatment of naturally occurring acute clinical Escherichia coli mastitis

Suojala, L., Simojoki, H., Mustonen, K. M., Kaartinen, L. & Pyörälä, S. H. K., 2010, In : Journal of Dairy Science. 93, 5, p. 1960-1969 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Elimination of experimentally induced bovine intramammary infection assessed by multiplex real-time PCR and bacterial culture

Hiitiö, H., Pyörälä, S., Taponen, S., Rajala-Schultz, P. & Simojoki, H., Jun 2018, In : Journal of Dairy Science. 101, 6, p. 5267-5276 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Genomics and Proteomics Provide New Insight into the Commensal and Pathogenic Lifestyles of Bovine- and Human-Associated Staphylococcus epidermidis Strains

Savijoki, K., Iivanainen, A., Siljamaki, P., Laine, P. K., Paulin, L., Karonen (os. Miettinen), T., Pyörälä, S., Kankainen, M., Nyman, T. A., Salomaki, T., Koskinen, P., Holm, L., Simojoki, H., Taponen, S., Sukura, A., Kalkkinen, N., Auvinen, P. & Varmanen, P., Aug 2014, In : Journal of Proteome Research. 13, 8, p. 3748-3762 15 p.

Research output: Contribution to journalArticleScientificpeer-review

Health and growth of Finnish beef calves and the relation to acute phase response

Seppä-Lassila, L., Eerola, U., Orro, T., Härtel, H., Simojoki, H., Autio, T., Pelkonen, S. & Soveri, T., Jan 2017, In : Livestock Science. 196, p. 7-13 7 p.

Research output: Contribution to journalArticleScientificpeer-review

Host response in bovine mastitis experimentally induced with Staphylococcus chromogenes

Simojoki, H., Orro, T., Taponen, S. & Pyörälä, S., 2009, In : Veterinary Microbiology. 134, 1/2, p. 95-99 5 p.

Research output: Contribution to journalArticleScientificpeer-review

Is the biofilm formation and slime producing ability of coagulase-negative staphylococci associated with the persistence and severity of intramammary infection?

Simojoki, H., Hyvönen, P., Plumed Ferrer, C., Taponen, S. & Pyörälä, S., 2012, In : Veterinary Microbiology. 158, 3-4, p. 344-352 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Koagulaasinegatiivisten stafylokokkien aiheuttama utaretulehdus lehmällä

Simojoki, H., Taponen, S. & Pyörälä, S., 2005, In : Eläinlääkäri : Suomen eläinlääkärilehti. 111, 6, p. 303-306 4 p.

Research output: Contribution to journalArticleScientific

Milk haptoglobin, milk amyloid A, and N-acetyl-beta-D-glucosaminidase activity in bovines with naturally occurring clinical mastitis diagnosed with a quantitative PCR test

Kalmus, P., Simojoki, H., Pyörälä, S., Taponen, S., Holopainen, J. & Orro, T., 2013, In : Journal of Dairy Science. 96, 6, p. 3662-3670

Research output: Contribution to journalArticleScientificpeer-review

N-acetyl -beta-D-glucosaminidase activity in cow milk as an indicator of mastitis

Hovinen, M., Simojoki, H., Pösö, R., Suolaniemi, J., Kalmus, P., Suojala, L. & Pyörälä, S., May 2016, In : Journal of Dairy Research. 83, 2, p. 219-227 9 p.

Research output: Contribution to journalArticleScientificpeer-review

Phylogeny, virulence factors and antimicrobial susceptibility of Escherichia coli isolated in clinical bovine mastitis

Suojala, L., Pohjanvirta, T., Simojoki, H., Myllyniemi, A-L., Pitkala, A., Pelkonen, S. & Pyorala, S., 2011, In : Veterinary Microbiology. 147, 3-4, p. 383-388 6 p.

Research output: Contribution to journalArticleScientificpeer-review

Prevalence of subclinical mastitis in Finnish dairy cows: changes during recent decades and impact of cow and herd factors

Hiitiö, H., Vakkamäki, J., Simojoki, H., Autio, T., Junnila, J., Pelkonen, S. & Pyörälä, S., 20 Apr 2017, In : Acta Veterinaria Scandinavica. 59, 14 p., 22.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File

Real-time polymerase chain reaction-based identification of bacteria in milk samples from bovine clinical mastitis with no growth in conventional culturing

Taponen, S., Salmikivi, L., Simojoki, H., Koskinen, M. T. & Pyorala, S., 2009, In : Journal of Dairy Science. 92, 6, p. 2610-2617 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Seleenin ja E-vitamiinin saanti suomalaisissa emolehmäkarjoissa

Värränkivi, S., Simojoki, H., Härtel, H. & Sankari, S., 2017, In : Suomen eläinlääkärilehti. 123, 4, p. 211-217 7 p.

Research output: Contribution to journalArticleScientificpeer-review

Semen as a source of Mycoplasma bovis mastitis in dairy herds

Haapala, V., Pohjanvirta, T., Vähänikkilä, N., Halkilahti, J., Simonen, H., Pelkonen, S., Soveri, T., Simojoki, H. & Autio, T., Mar 2018, In : Veterinary Microbiology. 216, p. 60-66 7 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File

Serratia marcescens -utaretulehduksen leviäminen vedinkaston välityksellä - kirjallisuuskatsaus ja tapausselostus

Sulonen, A., Lasonen, R. & Simojoki, H., 2019, In : Suomen eläinlääkärilehti. 125, 4, p. 187-190 4 p.

Research output: Contribution to journalArticleScientificpeer-review

Short communication: Lameness impairs feeding behavior of dairy cows

Norring, M., Haggman, J., Simojoki, H., Tamminen, P., Winckler, C. & Pastell, M., 2014, In : Journal of Dairy Science. 97, 7, p. 4317-4321 5 p.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File

Short communication: Drying-off practices and use of dry cow therapy in Finnish dairy herds

Vilar, M. J., Hovinen, M., Simojoki, H. & Rajala-Schultz, P. J., Aug 2018, In : Journal of Dairy Science. 101, 8, p. 7487-7493 7 p.

Research output: Contribution to journalArticleScientificpeer-review

Survey of interdigital phlegmon outbreaks and their risk factors in free stall dairy herds in Finland

Kontturi, M., Kujala, M., Junni, R., Malinen, E., Seuna, E., Pelkonen, S., Soveri, T. & Simojoki, H., 12 Jul 2017, In : Acta Veterinaria Scandinavica. 59, 9 p., 46.

Research output: Contribution to journalArticleScientificpeer-review

Open Access
File

The costs of interdigital phlegmon in four loose-housed Finnish dairy herds

Häggman, J., Junni, R., Simojoki, H., Juga, J. & Soveri, T., 2015, In : Acta Veterinaria Scandinavica. 57, 4 p., 90.

Research output: Contribution to journalArticleScientificpeer-review

The effect of a cannula milk sampling technique on the microbiological diagnosis of bovine mastitis

Friman, M., Hiitiö, H., Niemi, M., Holopainen, J., Pyörälä, S. & Simojoki, H., Aug 2017, In : Veterinary Journal. 226, p. 57-61 5 p.

Research output: Contribution to journalArticleScientificpeer-review

The effect of sampling technique on the PCR-based bacteriological results of bovine milk samples

Hiitiö, H. K., Simojoki, H. K., Kalmus, P., Holopainen, J., Pyörälä, S. H. K. & Taponen, S. S., Aug 2016, In : Journal of Dairy Science. 99, 8, p. 6532-6541 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Utaretulehduksen hoito lypsykaudella

Pyörälä, S., Taponen, S. & Simojoki, H., 2004, In : Eläinlääkäri : Suomen eläinlääkärilehti. 2004/110, 11, p. 577-586 9 p.

Research output: Contribution to journalArticleScientific

Book

Mikrobilääkkeiden käyttösuositukset eläinten tärkeimpiin tulehdus- ja tartuntatauteihin

Elfing, S., Hakkarainen, K., Heinonen, M. L., Karikoski, N. P., Kilpinen, T. S., Koskinen, H. S., Lasonen, R. M., Laurila, H. P., Moisander, A-M., Mustonen, E. A. I., Mykkänen, A. K., Mölsä, S. H., Niinistö, K. E., Nordgren, H. S., Oliviero, C., Peltoniemi, O. A. T., Pietilä, E. M., Pohjola, L. K., Pyörälä, S. H. K., Rantala, M. H. J. & 20 othersRautala, H. V. I., Saijonmaa-Koulumies, L. E., Seppänen, R. T. K., Sillanpää, H. H., Simojoki, H. K., Spillmann, T., Viitanen, S. J., Vapaavuori, O. M. I., Thomson, H. K., Westermarck, E., Kauko, L., Kuntsi-Vaattovaara, H., Laaksonen, I., Moisander-Jylhä, A-M., Penttilä, M., Rantanen, V., Räihä, M., Schildt, K., Sillanpää, H. & Viitanen, M., 2016, Helsinki: Finnish Food Safety Authority Evira. 48 p.

Research output: Book/ReportBookProfessional

Open Access

Vasikoiden hoito-opas: Tiineys ja syntymä

Heinonen, M. & Simojoki, H. K., 2003

Research output: Book/ReportBookProfessional

Comment/debate

Näkökulma: Ajatuksia kliinisestä tutkimuksesta ja sen tarpeellisuudesta

Hovinen, M., Mykkänen, A., Pääkkönen, T., Rajamäki, M. & Simojoki, H., 2019, In : Suomen eläinlääkärilehti. 125, 3, p. 156 1 p.

Research output: Contribution to journalComment/debateProfessional

Conference article

Efficacy of intramammary treatment with cloxacillin alone or in combination with ampicillin for mastitis caused by penicillin-resistant S. aureus

Mustonen, K., Simojoki, H., Heinonen, K. & Pyörälä, S., 2009, In : Journal of Veterinary Pharmacology and Therapeutics. 32, Suppl. 1, p. 143-144 2 p.

Research output: Contribution to journalConference articleScientific

Increase in Acute-Phase Proteins in Early Life Predicts Reduced Growth Rate of Beef Calves at 6 Months of Age

Seppa-Lassila, L., Hartel, H., Eerola, U., Orro, T., Simojoki, H. & Soveri, T., Jun 2014, In : Scandinavian Journal of Immunology. 79, 6, p. 429-429 1 p.

Research output: Contribution to journalConference articleScientific

Matrix metalloproteinase activity in experimental coagulase-negative staphylococcal bovine mastitis

Salomäki, T., Simojoki, H., Pyörälä, S. & Iivanainen, A., 2011, In : Scandinavian Journal of Immunology. 73, p. 364-364 1 p.

Research output: Contribution to journalConference articleScientific

Conference contribution

Biofilm formation and species of coagulase-negative staphylococci have no impact on milk NAGase activity

Simojoki, H. K., Hyvönen, P., Taponen, S. S. & Pyörälä, S., 2010, The 8th European Colloquium on Acute Phase Proteins.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Biofilm formation of coagulase-negative staphylococci isolated in bovine mastitis.

Simojoki, H. K., Hyvönen, P., Rantalainen, T., Kauppinen, M., Taponen, S. S., Salomäki, T. R. & Pyörälä, S. H. K., 2010, IDF Mastitis Conference: Proceedings of the 5th IDF Mastitis Conference March 21-24, Christchurch, New Zealand. VetLearn

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific

Efficacy of 5-day intramammary vs systemic penicillin G treatment of clinical bovine mastitis caused by Gram-positive bacteria

Simojoki, H. K., Taponen, S. S., Orro, T., Kalmus, P., Mustonen, K. M. & Pyörälä, S., 2010, Mastitis research into practice: Proceedings of the 5th IDF Mastitis Conference March 21-24, Christchurch, New Zealand. Hillerton, J. (ed.). VetLearn

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientific