OOIR: Observatory of International Research

Papers

(The median citation count of Porcine Health Management is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-05-01 to 2025-05-01.)

Article	Citations
Are biters sick? Health status of tail biters in comparison to control pigs	42
Dynamics and chronology of Mycoplasma hyopneumoniae strain 232 infection in experimentally inoculated swine	38
Description of patterns of ear and tail lesions during the grower-finisher period in a commercial pig farm	37
Urinary metabolomics reveals the biological characteristics of early pregnancy in pigs	26
Dietary steviol glycosides mixture supplementation modulates the gene expression of gut chemoreceptors and enhances the antioxidant capacity in weaned piglets	24
Supplementation of glutamine in a short-term boar semen extender during 17°C holding time enhances post-thaw sperm quality for cryopreservation	19
Early behavioral indicators of aberrant feces in newly-weaned piglets	18
Introduction of a PRRSV-1 strain of increased virulence in a pig production structure in Spain: virus evolution and impact on production	17
Impact of maternally derived immunity on immune responses elicited by piglet early vaccination against the most common pathogens involved in porcine respiratory disease complex	16
Experimental efficacy of vaccination of weaned piglets with a modified-live commercial PRRS virus vaccine against the challenge with a Spanish highly virulent PRRSV-1 strain	16
A systematic review of influenza A virus prevalence and transmission dynamics in backyard swine populations globally	15
Salmonella enterica subspecies enterica serovar Choleraesuis in a Swedish gilt-producing herd, a case report	14
Effect of mixing at weaning and nutrient density of the weaner diet on growth performance and welfare of pigs to slaughter	14
Swinepox virus: an unusual outbreak in free-range pig farms in Sicily (Italy)	13
Field trial: disinfection of contaminated anesthetic masks for piglets	13
Farm management practices, biosecurity and influenza a virus detection in swine farms: a comprehensive study in Colombia	12
Comparative analysis of ECG records depending on body position in domestic swine (Sus scrofa domestica)	12
Risk factors associated with post-weaning diarrhoea in Austrian piglet-producing farms	12
Prevention of umbilical outpouchings and mortality in pigs: Meloxicam, tying, cutting, and chlorhexidine versus amoxicillin or no treatment? A clinical field trial	11
Serotonin receptors and their association with the immune system in the gastrointestinal tract of weaning piglets	11
Salivary and serum haptoglobin, adenosine deaminase, and immunoglobulin G in growing pigs	11
Implementation of piglet castration under inhalation anaesthesia on farrowing farms	11
Analysing biomarkers in oral fluid from pigs: influence of collection strategy and age of the pig	10
Cross-sectional study of Mycoplasma hyopharyngis, Mycoplasma hyopneumoniae, Mycoplasma hyorhinis and Mycoplasma hyosynoviae in the tonsils of fattening pigs from Central-Eastern Europe	10
Factors influencing the bone mineral density in Duroc boars	10

Effects of β-glucan on Salmonella enterica serovar Typhimurium swine colonization and microbiota alterations	10
Antimicrobial use in lactating sows, piglets, nursery, and grower-finisher pigs on swine farms in Ontario, Canada during 2017 and 2018	9
Can immunocrit be used as a monitoring tool for swine vaccination and infection studies?	9
Detection and quantification by molecular techniques of early infection by Lawsonia intracellularis in suckling piglets	9
Findings and measures to eradicate methicillin resistant Staphylococcus aureus clonal complex 7 spa-type t091 in two Norwegian pig farms: a case report	9
Impact of supplementation with dihydroxylated vitamin D3 on performance parameters and gut health in weaned Iberian piglets under indoor/outdoor conditions	8
Lungworms (Metastrongylus spp.) demonstrated in domestic pigs with respiratory disease: was there a clinical relevance?	8
Sex-based differences in the distribution of Aujeszky’s disease-seropositive Japanese wild boar	8
Influence of parity and reproductive stage on the prevalence of Mycoplasma hyopneumoniae in breeding animals in belgian farrow-to-finish pig herds	8
Fermented rye with Agaricus subrufescens and mannan-rich hydrolysate based feed additive to modulate post-weaning piglet immune response	8
Comparison of efficacy of needle-free injection versus injection by needle for iron supplementation of piglets: a double blind randomized controlled trial	7
Economic feasibility of interventions targeted at decreasing piglet perinatal and pre-weaning mortality across European countries	7
Study on the influence of different production factors on PSY and its correlation	7
Comparison of antimicrobial susceptibility of Glaesserella parasuis from different pig production systems in Taiwan between 2015 and 2020	7
Analysis of the drivers of ASF introduction into the officially approved pig compartments in South Africa and implications for the revision of biosecurity standards	7
Part I: understanding pain in pigs—basic knowledge about pain assessment, measures and therapy	7
Health Monitoring of Fattening Pigs – Use of Production Data, Farm Characteristics and On-Farm Examination	7
In vitro evaluation of gentamicin activity against Spanish field isolates of Brachyspira hyodysenteriae	6
Correction to: Is a new generation of mycotoxin clay adsorbents safe in a pig’s diet?	6
Streptococcus equi subspecies zooepidemicus – a case report of sudden death in a German sow farm	6
Short communication: Estimation of the dietary standardized ileal digestible valine to lysine ratio required for 40 to 130 kg pigs during the finisher periods	6
Gastric ulcers in finishing pigs: the evaluation of selected non-dietary risk factors and impact on production performance	6
A case of uterine inclusion cysts in a sow	6
The role of gilts in transmission dynamics of swine influenza virus and impacts of vaccination strategies and quarantine management	6
Postpartum dysgalactia syndrome in sows: effects on behavior of sows and piglets	6
A proposal of a fecal scoring system based on physicochemical analyses of suckling pig feces	6
Effects of cloprostenol sodium and carbetocin on synchronous parturition and colostrum composition in large white sows	5
Longitudinal study on the influence of sow and piglet vaccination on seroprevalence of Salmonella Typhimurium in rearing pigs and at slaughter in a farrow-to-finish production system	5
Effects of different tooth grinding procedures on the occurrence of tooth injuries, skin lesions, performance and behaviour of suckling piglets	5
Retrospective assessment of porcine circovirus 3 (PCV-3) in formalin-fixed, paraffin-embedded tissues from pigs affected by different clinical-pathological conditions	5
The kinetics of maternal and self-developed Streptococcus suis-specific antibodies	5
Post-weaning diarrhea in pigs weaned without medicinal zinc: risk factors, pathogen dynamics, and association to growth rate	5
Occurrence of claw asymmetries in fattening pigs and potential impact on the development of sole ulcerations	5
Longitudinal study of the mcr-1 gene prevalence in Spanish food-producing pigs from 1998 to 2021 and its relationship with the use of polymyxins	5
Pathobiological analysis of African swine fever virus contact-exposed pigs and estimation of the basic reproduction number of the virus in Vietnam	5
Foot lesions and forelimb skin abrasions in suckling piglets: development and risk factors	5
Landscape review about the decision to euthanize a compromised pig	5
Influenza surveillance in pigs: balancing act between broad diagnostic coverage and specific virus characterization	5
Feed intake patterns of modern genetics lactating sows: characterization and effect of the reproductive parameters	5
Porcine ear necrosis in nursery piglets is preceded by oral manipulations of the ear	5
Optimizing internal biosecurity on pig farms by assessing movements of farm staff	4
Relationship between piglets’ survivability and farrowing kinetics in hyper-prolific sows	4
Using nontargeted LC-MS metabolomics to identify the Association of Biomarkers in pig feces with feed efficiency	4
Preference and possible consumption of provided enrichment and bedding materials and disinfectant powder by growing pigs	4
Mechanisms and applications of probiotics in prevention and treatment of swine diseases	4
Minimum carbon dioxide is a key predictor of the respiratory health of pigs in climate-controlled housing systems	4
Haematological reference intervals of sows at end gestation in ten French herds, the impact of parity on haematological parameters and the consequences on reproductive performance	4
Evaluation of carcass quality, body and pulmonary lesions detected at the abattoir in heavy pigs subjected or not to tail docking	4
Dietary 5-hydroxytryptophan supplementation improves growth performance and intestinal health of weaned piglets	4
TbpB-based oral mucosal vaccine provides heterologous protection against Glässer’s disease caused by different serovars of Spanish field isolates of Glaesserella parasuis	4

Field study on the suitability of oral fluid samples for monitoring of Lawsonia intracellularis and Brachyspira hyodysenteriae by multiplex qPCR under field conditions	4
Duration of maternally derived antibodies of porcine parvovirus in growing pigs and presence of antibodies in gilts and sows vaccinated with three different parvovirus vaccines	4
Exploring the role of riboflavin in swine well-being: a literature review	4
The evaluation of an artificial intelligence system for estrus detection in sows	4
Detection and genetic characterization of enteric viruses in diarrhoea outbreaks from swine farms in Spain	4
Evaluating postmortem tongue fluids as a tool for monitoring PRRSV and IAV in the post-wean phases of swine production	4
Evaluation of different point-of-care tests to characterize the vaginal discharge of sows after parturition and parameters’ correlation with subsequent reproductive performance	4
Five risk factors and their interactions of probability for a sow in breeding herds having a piglet death during days 0–1, 2–8 and 9–28 days of lactation	4
Effects of combined application of benzoic acid and 1-monolaurin on growth performance, nutrient digestibility, gut microbiome and inflammatory factor levels in weaned piglets	4
Umbilical outpouchings in Danish piglets and weaners: prevalence and clinical characteristics—a cross-sectional study at herd level	3
Comparison of different detection methods for Ascaris suum infection on Austrian swine farms	3
Does lifting female piglets by one hind leg increase the risk of umbilical and hind leg lesions?	3
Killing underweighted low viable newborn piglets: Which health parameters are appropriate to make a decision?	3
Gluconic acid improves performance of newly weaned piglets associated with alterations in gut microbiome and fermentation	3
Assessment of porcine reproductive and respiratory syndrome virus (PRRSV) farm surface contamination through environmental sampling	3
Correlations between lung pneumonic lesions and serologic status for key respiratory pathogens in slaughtered pigs in northern Uganda	3
Performance of commercial growing-finishing pigs fed supplemental isoquinoline alkaloids: a statistical process control analysis	3
Development and evaluation of a standardised sampling protocol to determine the effect of cleaning in the pig sty	3
A single, episodic event of unilateral/bilateral scrotal swelling in a group of adult boars at an Austrian boar stud	3
Effect of lairage time prior to slaughter on stress in pigs: a path analysis	3
Rationalizing the use of common parameters and technological tools to follow up Mycoplasma hyopneumoniae infections in pigs	3
Large litters have a detrimental impact on litter performance and postpartum maternal behaviour in primiparous sows	3
Assessment of abdominal lesions in pigs with wounded umbilical outpouchings transported to slaughter	3
Clinical and pathological characteristics in 214 Danish weaners euthanized because of umbilical outpouchings	3
The mycotoxin deoxynivalenol (DON) can deteriorate vaccination efficacy against porcine reproductive and respiratory syndrome virus (PRRSV) at subtoxic levels	3
Correction: Risk factors associated with post-weaning diarrhoea in Austrian piglet-producing farms	2
Blood metabolic and physiological profiles of Bama miniature pigs at different growth stages	2
Combined in-vitro and on-farm evaluation of commercial disinfectants used against Brachyspira hyodysenteriae	2
Bleeding skin lesions in gestating sows of a piglet producing farm in Austria	2
Premature farrowing and stillbirths in two organic sow farms due to riboflavin deficiency	2
Evaluating swine disease occurrence on farms using the state-space model based on meat inspection data: a time-series analysis	2
Description of on-farm treatment compliance and risk factors for culling in sows	2
New insights into swine dysentery: faecal shedding, macro and microscopic lesions and biomarkers in early and acute stages of Brachyspira hyodysenteriae infection	2
Prevalence estimation of Pestivirus scrofae (atypical porcine pestivirus) among Hungarian pig herds and the effects of different sample types on detection rates	2
Is a new generation of mycotoxin clay adsorbents safe in a pig’s diet?	2
Lesions and pathogens found in pigs that died during the nursery period in five Danish farms	2
Persistence of African swine fever virus on porous and non-porous fomites at environmental temperatures	2
Utilization and reproductive performance of gilts in large-scale pig farming system with different production levels in China: a descriptive study	2
Influence of an increased content of pea and yellow lupin protein in the diet of pigs on meat quality	2
Salmonella Typhimurium environmental reduction in a farrow-to-finish pig herd using a live attenuated Salmonella Typhimurium vaccine	2
Epidemiology of Astrovirus, Norovirus and Sapovirus in Greek pig farms indicates high prevalence of Mamastrovirus suggesting the potential need for systematic surveillance	2
An observational field study of porcine post-weaning diarrhea: clinical and microbiological findings, and fecal pH-measurements as a potential diagnostic tool	2
Effectiveness and costs of interventions to reduce the within-farm Toxoplasma gondii seroprevalence on pig farms in the Netherlands	2
Cross-sectional study: prevalence of oedema disease Escherichia coli (EDEC) in weaned piglets in Germany at pen and farm levels	2
Farm characteristics affecting antibiotic consumption in pig farms in England	2