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 2021-11-01 to 2025-11-01.)

Article	Citations
Description of patterns of ear and tail lesions during the grower-finisher period in a commercial pig farm	46
Dietary steviol glycosides mixture supplementation modulates the gene expression of gut chemoreceptors and enhances the antioxidant capacity in weaned piglets	43
Urinary metabolomics reveals the biological characteristics of early pregnancy in pigs	34
Effect of mixing at weaning and nutrient density of the weaner diet on growth performance and welfare of pigs to slaughter	29
Early behavioral indicators of aberrant feces in newly-weaned piglets	25
A systematic review of influenza A virus prevalence and transmission dynamics in backyard swine populations globally	25
Are biters sick? Health status of tail biters in comparison to control pigs	22
Supplementation of glutamine in a short-term boar semen extender during 17°C holding time enhances post-thaw sperm quality for cryopreservation	20
Introduction of a PRRSV-1 strain of increased virulence in a pig production structure in Spain: virus evolution and impact on production	20
Field trial: disinfection of contaminated anesthetic masks for piglets	19
Impact of maternally derived immunity on immune responses elicited by piglet early vaccination against the most common pathogens involved in porcine respiratory disease complex	19
Salmonella enterica subspecies enterica serovar Choleraesuis in a Swedish gilt-producing herd, a case report	19
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	19
Comparative analysis of ECG records depending on body position in domestic swine (Sus scrofa domestica)	18
Salivary and serum haptoglobin, adenosine deaminase, and immunoglobulin G in growing pigs	16
Swinepox virus: an unusual outbreak in free-range pig farms in Sicily (Italy)	15
Risk factors associated with post-weaning diarrhoea in Austrian piglet-producing farms	15
Farm management practices, biosecurity and influenza a virus detection in swine farms: a comprehensive study in Colombia	14
Effects of β-glucan on Salmonella enterica serovar Typhimurium swine colonization and microbiota alterations	13
Prevention of umbilical outpouchings and mortality in pigs: Meloxicam, tying, cutting, and chlorhexidine versus amoxicillin or no treatment? A clinical field trial	13
Implementation of piglet castration under inhalation anaesthesia on farrowing farms	13
Cross-sectional study of Mycoplasma hyopharyngis, Mycoplasma hyopneumoniae, Mycoplasma hyorhinis and Mycoplasma hyosynoviae in the tonsils of fattening pigs from Central-Eastern Europe	13
Serotonin receptors and their association with the immune system in the gastrointestinal tract of weaning piglets	13
Factors influencing the bone mineral density in Duroc boars	12
Detection and quantification by molecular techniques of early infection by Lawsonia intracellularis in suckling piglets	12

Can immunocrit be used as a monitoring tool for swine vaccination and infection studies?	12
Antimicrobial use in lactating sows, piglets, nursery, and grower-finisher pigs on swine farms in Ontario, Canada during 2017 and 2018	11
Analysing biomarkers in oral fluid from pigs: influence of collection strategy and age of the pig	11
Fermented rye with Agaricus subrufescens and mannan-rich hydrolysate based feed additive to modulate post-weaning piglet immune response	10
Lungworms (Metastrongylus spp.) demonstrated in domestic pigs with respiratory disease: was there a clinical relevance?	10
Detecting ear lesions in slaughtered pigs through open-source convolutional neural networks	10
Sex-based differences in the distribution of Aujeszky’s disease-seropositive Japanese wild boar	10
Impact of supplementation with dihydroxylated vitamin D3 on performance parameters and gut health in weaned Iberian piglets under indoor/outdoor conditions	10
Study on the influence of different production factors on PSY and its correlation	9
Analysis of the drivers of ASF introduction into the officially approved pig compartments in South Africa and implications for the revision of biosecurity standards	9
Comparison of antimicrobial susceptibility of Glaesserella parasuis from different pig production systems in Taiwan between 2015 and 2020	9
Part I: understanding pain in pigs—basic knowledge about pain assessment, measures and therapy	9
Comparison of efficacy of needle-free injection versus injection by needle for iron supplementation of piglets: a double blind randomized controlled trial	9
Influence of parity and reproductive stage on the prevalence of Mycoplasma hyopneumoniae in breeding animals in belgian farrow-to-finish pig herds	9
Evaluation of PCV2 vaccine immunogenicity and efficacy using ELISpot to detect virus-specific memory B cells	8
In vitro evaluation of gentamicin activity against Spanish field isolates of Brachyspira hyodysenteriae	8
Genomic characteristics and epidemic trends of NADC30-like PRRSV in China	8
Short communication: Estimation of the dietary standardized ileal digestible valine to lysine ratio required for 40 to 130 kg pigs during the finisher periods	8
The role of gilts in transmission dynamics of swine influenza virus and impacts of vaccination strategies and quarantine management	8
Economic feasibility of interventions targeted at decreasing piglet perinatal and pre-weaning mortality across European countries	8
Streptococcus equi subspecies zooepidemicus – a case report of sudden death in a German sow farm	8
A proposal of a fecal scoring system based on physicochemical analyses of suckling pig feces	7
Postpartum dysgalactia syndrome in sows: effects on behavior of sows and piglets	7
Correction to: Is a new generation of mycotoxin clay adsorbents safe in a pig’s diet?	7
Gastric ulcers in finishing pigs: the evaluation of selected non-dietary risk factors and impact on production performance	7
The kinetics of maternal and self-developed Streptococcus suis-specific antibodies	6
A single recall vaccination lapse in sows triggers PRRSV resurgence and boosts viral genetic diversity	6
Feed intake patterns of modern genetics lactating sows: characterization and effect of the reproductive parameters	6
Development of a urogenital scoring system and evaluation of macroscopic parameters influencing the sexual cycle in slaughtered sows	6
Foot lesions and forelimb skin abrasions in suckling piglets: development and risk factors	6
Porcine ear necrosis in nursery piglets is preceded by oral manipulations of the ear	6
Landscape review about the decision to euthanize a compromised pig	6
A case of uterine inclusion cysts in a sow	6
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	6
Pathobiological analysis of African swine fever virus contact-exposed pigs and estimation of the basic reproduction number of the virus in Vietnam	6
Effects of cloprostenol sodium and carbetocin on synchronous parturition and colostrum composition in large white sows	6
Preference and possible consumption of provided enrichment and bedding materials and disinfectant powder by growing pigs	5
Evaluation of carcass quality, body and pulmonary lesions detected at the abattoir in heavy pigs subjected or not to tail docking	5
Relationship between piglets’ survivability and farrowing kinetics in hyper-prolific sows	5
Effects of different tooth grinding procedures on the occurrence of tooth injuries, skin lesions, performance and behaviour of suckling piglets	5
Evaluating postmortem tongue fluids as a tool for monitoring PRRSV and IAV in the post-wean phases of swine production	5
Retrospective assessment of porcine circovirus 3 (PCV-3) in formalin-fixed, paraffin-embedded tissues from pigs affected by different clinical-pathological conditions	5
Co-occurrence of sudden feeding behaviour deviations and welfare issue onsets in growing-finishing pigs	5
Minimum carbon dioxide is a key predictor of the respiratory health of pigs in climate-controlled housing systems	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
TbpB-based oral mucosal vaccine provides heterologous protection against Glässer’s disease caused by different serovars of Spanish field isolates of Glaesserella parasuis	5
Influenza surveillance in pigs: balancing act between broad diagnostic coverage and specific virus characterization	5
The evaluation of an artificial intelligence system for estrus detection in sows	5
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	5
Mechanisms and applications of probiotics in prevention and treatment of swine diseases	5

Occurrence of claw asymmetries in fattening pigs and potential impact on the development of sole ulcerations	5
Detection and genetic characterization of enteric viruses in diarrhoea outbreaks from swine farms in Spain	5
The role of human–pig interactions in modulating gut microbiota, stress, and performance	5
Dietary 5-hydroxytryptophan supplementation improves growth performance and intestinal health of weaned piglets	5
Optimizing internal biosecurity on pig farms by assessing movements of farm staff	4
Development and evaluation of a standardised sampling protocol to determine the effect of cleaning in the pig sty	4
Large litters have a detrimental impact on litter performance and postpartum maternal behaviour in primiparous sows	4
Zoonotic rat hepatitis E virus infection in pigs: farm prevalence and public health relevance	4
Exploring the role of riboflavin in swine well-being: a literature review	4
Trends in seroprevalence of influenza A virus infections in pigs in France (2008–2022)	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
Diagnostic performance of ELISA kits and expanded antigen panels for hemagglutination inhibition assays in pig herds enzootically infected with porcine Influenza A viruses	4
Performance of commercial growing-finishing pigs fed supplemental isoquinoline alkaloids: a statistical process control analysis	4
Editorial: from Brambell to beyond: advancing pig welfare through the five freedoms framework	4
Assessment of abdominal lesions in pigs with wounded umbilical outpouchings transported to slaughter	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
Does lifting female piglets by one hind leg increase the risk of umbilical and hind leg lesions?	4
Killing underweighted low viable newborn piglets: Which health parameters are appropriate to make a decision?	4
Correction: Prevention of umbilical outpouchings and mortality in pigs: Meloxicam, tying, cutting, and chlorhexidine versus amoxicillin or no treatment? A clinical field trial	4
A single, episodic event of unilateral/bilateral scrotal swelling in a group of adult boars at an Austrian boar stud	4
Autogenous Streptococcus suis serotype 1 bacterin: immunogenicities of sow and gilt vaccination protocols	4
Rethinking the fight against pig-related human salmonellosis in the European union	4
Severe claw lesions in pregnant sows reduce prolificacy and increase litter heterogeneity	4
Clinical and pathological characteristics in 214 Danish weaners euthanized because of umbilical outpouchings	4
Prevalence estimation of Pestivirus scrofae (atypical porcine pestivirus) among Hungarian pig herds and the effects of different sample types on detection rates	3
Rationalizing the use of common parameters and technological tools to follow up Mycoplasma hyopneumoniae infections in pigs	3
Isolation and possibility of vertical transmission of G9P[23] and G12P[7] group A rotavirus strains in pigs	3
Gluconic acid improves performance of newly weaned piglets associated with alterations in gut microbiome and fermentation	3
Umbilical outpouchings in Danish piglets and weaners: prevalence and clinical characteristics—a cross-sectional study at herd level	3
Is a new generation of mycotoxin clay adsorbents safe in a pig’s diet?	3
Epidemiology of Astrovirus, Norovirus and Sapovirus in Greek pig farms indicates high prevalence of Mamastrovirus suggesting the potential need for systematic surveillance	3
Pathological and bacteriological findings in sows, finisher pigs, and piglets, being culled for lameness	3
Pyrrolizidine alkaloid intoxication outbreaks in fattening pigs associated with drought-related feed contamination	3
Assessment of porcine reproductive and respiratory syndrome virus (PRRSV) farm surface contamination through environmental sampling	3
Virulence characteristics and antibiotic resistance analysis of Klebsiella pneumoniae isolated from pig farms in Xinjiang, China: revealing potential zoonotic risks	3
Combined in-vitro and on-farm evaluation of commercial disinfectants used against Brachyspira hyodysenteriae	3
The mycotoxin deoxynivalenol (DON) can deteriorate vaccination efficacy against porcine reproductive and respiratory syndrome virus (PRRSV) at subtoxic levels	3
Effect of lairage time prior to slaughter on stress in pigs: a path analysis	3
Correction: Risk factors associated with post-weaning diarrhoea in Austrian piglet-producing farms	2
An observational field study of porcine post-weaning diarrhea: clinical and microbiological findings, and fecal pH-measurements as a potential diagnostic tool	2
Utilization and reproductive performance of gilts in large-scale pig farming system with different production levels in China: a descriptive study	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
Case-control study on associations of hemorrhagic bowel syndrome in swine with feed characteristics and intestinal pathogens	2
Dietary bile acid supplementation improves the intestinal health and growth performance of piglets partially through the FXR/AQPs pathway	2
New insights into swine dysentery: faecal shedding, macro and microscopic lesions and biomarkers in early and acute stages of Brachyspira hyodysenteriae infection	2
MRSA in pig farming: the emerging role of flies in antimicrobial resistance: a cross-sectional study	2
Cross-sectional study: prevalence of oedema disease Escherichia coli (EDEC) in weaned piglets in Germany at pen and farm levels	2
Premature farrowing and stillbirths in two organic sow farms due to riboflavin deficiency	2
Ultrasound examination of the uterine diameter and the uterine blood vessels size in temporarily confined sows in the postpartal period– a pilot study	2
Bleeding skin lesions in gestating sows of a piglet producing farm in Austria	2
Influence of an increased content of pea and yellow lupin protein in the diet of pigs on meat quality	2
Description of on-farm treatment compliance and risk factors for culling in sows	2
Blood metabolic and physiological profiles of Bama miniature pigs at different growth stages	2
Farm characteristics affecting antibiotic consumption in pig farms in England	2
Evaluating swine disease occurrence on farms using the state-space model based on meat inspection data: a time-series analysis	2
A novel intradermal combination vaccine for PCV2 and Mycoplasma hyopneumoniae protection in swine: its use with Lawsonia intracellularis and PRRSV vaccines	2