JVAS announces awards - Four best research articles (one each from basic, production, para-clinical and clinical subjects) and one best short communication will be adjudged for awards each year!!!

Journal of Veterinary and Animal Sciences

Current Issue

  • Open Access
  • Research Article

Factors influencing body weight of Frieswal cattle in field progeny testing units of Kerala

P. Pavithra1*, G. Radhika1, Elizabeth Kurian², V.L. Gleeja3, D. Harish1 K.A. Bindu1 and Ravinder Kumar4

2026, 57(3), 369-373, 10.51966/jvas.2026.57.3.369-373, Sept. 30, 2026

Indian Council of Agricultural Research (ICAR) initiated the Field Progeny Testing (FPT) scheme for cross-bred bulls in Kerala in 1985-86 at the Centre for Advanced Studies in Animal Genetics and Breeding (CASAGB), Mannuthy, Kerala. Since 2002, ICAR has incorporated Fr…

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  • Open Access
  • Research Article

Effect of partial replacement of concentrate with hedge lucerne and mulberry leaves on growth performance and economics of production in Malabari kids

B. Hemanth Reddy 1 , P.T. Suraj 1, S. Pramod2, C. Balusami1, A. Prasad3 and Sajith Purushothaman4

2026, 57(3), 374-378, 10.51966/jvas.2026.57.3.374-378, Sept. 30, 2026

Feed cost was the major limiting factor affecting profitability in goat production systems, particularly under smallholder conditions. The present study evaluated the effect of partial replacement of concentrate mixture with hedge lucerne (Desmanthus virgatus) and mulb…

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  • Open Access
  • Research Article

A system dynamics approach to modelling dairy cattle production structure and herd dynamics

G. Nithya¹*, K. Justin Davis¹, K. Vinodkumar¹, V.H. Shyma¹, K Kaniyamattam2 and A. Javed Jameel3

2026, 57(3), 379-384, 10.51966/jvas.2026.57.3.379-384, Sept. 30, 2026

Understanding herd demographic structure is fundamental for evaluating productivity, disease dynamics, and management interventions in dairy systems. This study developed a dynamic production subsystem to represent the progression of female cattle through key physiological and production stages …

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  • Open Access
  • Research Article

Assessment of haemato-biochemical alterations in neurological form of Theileria luwenshuni infection in goats

K. Anusree1, K.Vinodkumar1, P.V. Tresamol1, V.H. Shyma1, Ancy Thankachan 1 and Asha Rajagopal2

2026, 57(3), 385-389, 10.51966/jvas.2026.57.3.385-389, Sept. 30, 2026

The cerebral form of theileriosis with nystagmus, opisthotonus and circling as the predominant clinical signs, is rarely reported in small ruminants. Fifteen goats with many or all of the following neurological signs like circling, head pressing, ataxia, incoordination…

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  • Open Access
  • Research Article

Rigor mortis and feather plucking resistance as external markers for post-mortem interval estimation in chicken

S. Archa1, M.Pradeep1, Ajith Jacob George2, Dhanush Krishna Hamza Palekkodan 2 and R. Rajasekhar3

2026, 57(3), 390-394, 10.51966/jvas.2026.57.3.390-394, Sept. 30, 2026

Accurate estimation of the post-mortem interval (PMI) in avian species remains challenging due to rapid post mortem changes and the limited availability of validated external indicators. The present study evaluated the progression of rigor mortis and feather plucking r…

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  • Open Access
  • Research Article

Assessment of uteroplacental haemodynamics, combined uteroplacental thickness and serum progesterone levels in bitches with primary uterine inertia and obstructive dystocia

J. Stephy Joseph 1 , K. Magnus Paul1*, C. Jayakumar1, R.S Abhilash1, G.S. Radhika2 , Y. Ajith 3 Leena Chandrasekhar3 and M.D. Pratheesh4

2026, 57(3), 395-399, 10.51966/jvas.2026.57.3.395-399, Sept. 30, 2026

The present study was undertaken to evaluate uteroplacental artery haemodynamics, combined thickness of the uterus and placenta (CTUP) and serum progesterone concentrations in bitches with dystocia. A total of twelve (n = 12) pregnant bitches presented at the time of p…

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  • Open Access
  • Research Article

Acaricide resistance status of Haemaphysalis spp. infesting cattle in central Kerala using larval packet test

Rajeshwari 1*, Asha Rajagopal1, Bindu Lakshmanan1, M.N.Priya1, Arun George2, Surya Sankar 3 , O.P. Reji Rani4 and E.S. Jisni1

2026, 57(3), 400-407, 10.51966/jvas.2026.57.3.400-407, Sept. 30, 2026

Ticks are among the most important ectoparasites affecting cattle health and productivity in tropical regions, with chemical acaricides being the primary control strategy. However, indiscriminate and prolonged use of acaricides has resulted in the emergence of resistan…

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  • Open Access
  • Research Article

Pathology of pulmonary masses in rabbits: A retrospective study of 608 rabbit necropsy cases

Athira Subash, B. Dhanush Krishna*, K.R. Naidile, Shibla Nargees, P.K.Binoy, I.S Sajitha and Prasanna K.S

2026, 57(3), 408-413, 10.51966/jvas.2026.57.3.408-413, Sept. 30, 2026

The prevalence of both neoplastic and non-neoplastic pulmonary masses in rabbits is considered low. Gross examination alone is insufficient to reliably differentiate between these lesions. This study evaluated necropsy cases presented to the Department of Veterinary Pa…

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  • Open Access
  • Research Article

Effect of low-level laser therapy on healing of burn wounds grafted with decellularised bovine omentum in a rat model: A dose-response analysis

A. S. Sujana 1*, Reji Varghese1, Syam K. Venugopal1, Laiju M. Philip2, Soumya Ramankutty 1 and R. Anoopraj3

2026, 57(3), 414-422, 10.51966/jvas.2026.57.3.414-422, Sept. 30, 2026

The effect of Gallium–Arsenide laser therapy on burn wounds grafted with decellularised bovine omentum was evaluated in Wistar rats. Sixty rats with experimentally induced third-degree burns and grafted with decellularised bovine omentum were divided into four gr…

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  • Open Access
  • Research Article

Ultrasonographic M-mode for diagnosing uterine inertia and comparative analysis of blood parameters in canines

S. Gayatri1, K. Magnus Paul1*, C. Jayakumar1, Shibu Simon2, Arun George3, P. M. Rojan 4, and J. Stephy Joseph1

2026, 57(3), 423-429, 10.51966/jvas.2026.57.3.423-429, Sept. 30, 2026

The study compared haematological and serum biochemical parameters in bitches with complete primary uterine inertia (PUI) and obstructive dystocia (OD), and evaluated a non-invasive method for monitoring uterine contractions using M-mode ultrasonography. Twelve full te…

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  • Open Access
  • Research Article

Investigation of zoonotic bacterial abortifacients associated with caprine abortion in Kerala, India

R. Neha 1, Krupa Rose Jose1, K.Justin Davis 1, Amritha Aravind2, Binu K. Mani3, R.Ambily , Tittu Abraham4, V.H.Shyma1, K.Vinodkumar1, P.V Tresamol1 and P. Preena5*

2026, 57(3), 430-436, 10.51966/jvas.2026.57.3.430-436, Sept. 30, 2026

Caprine abortion is an important cause of economic loss and may be associated with several zoonotic bacterial pathogens. The present study investigated the occurrence of selected zoonotic bacterial abortifacients among goats in Kerala, India. Aborted materials from 25 …

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  • Open Access
  • Research Article

Effects of intermittent suckling duration on sow lactation weight loss, hormonal profiles and post-weaning reproductive performance

O. Alaba1, T.O. Bankole1*, O.A. Adebiyi1, E.O. Ewuola1, F.G. Adebiyi1, A.A. Oluyemi2 and B. Ogunwumiju1

2026, 57(3), 437-442, 10.51966/jvas.2026.57.3.437-442, Sept. 30, 2026

This study evaluated the effects of different durations of intermittent suckling on weight loss, reproductive hormone profiles, and post-weaning reproductive performance of sows. Sixteen lactating Large White × Landrace sows were randomly allotted to four treatme…

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  • Open Access
  • Research Article

A next-generation Magnesium Phosphate composite exhibits superior biointegration and remodelling compared to conventional MPC in rat femoral defects

S. Nithin Sankar1, P. T. Dinesh1*, F. B. Fernandez2, N. S. Jinesh Kumar1, V. Remya 1, M. Pradeep3, P. Hamza3 and Harikrishna Varma2

2026, 57(3), 443-452, 10.51966/jvas.2026.57.3.443-452, Sept. 30, 2026

Critical-sized bone defects remain a major challenge in orthopaedic reconstruction because they lack the intrinsic capacity for complete regeneration, while many synthetic grafts fail to achieve optimal bioactivity, biodegradation, and host integration. This study eval…

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  • Open Access
  • Research Article

Assessment of the phytochemical properties and cytotoxicity of three medicinal plants used by pig farmers against African Swine Fever in Southwest Nigeria

O. E. Onarinde 1*, O. J. Abiola2, P. D. Luka3, O. A. Adebiyi1 and A.O.K. Adesehinwa4

2026, 57(3), 453-460, 10.51966/jvas.2026.57.3.453-460, Sept. 30, 2026

The findings underscore the importance of region-sensitive strategies for integrating ethnoveterinary knowledge into contemporary livestock health programmes, as adoption patterns differ across the Southwestern states of Nigeria. Of the 12 plants being used, brimstone …

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  • Open Access
  • Research Article

Effect of replacement of paddy straw with shredded arecanut spathe in total mixed ration on nutrient utilisation and rumen fermentation parameters of crossbred calves

A.S. Ambhore 1 , K. Shyama1*, K. Ally1, K.M. Syam Mohan1, N. Geetha2, Prabhakar 3 and M. Asif Hebbal4

2026, 57(3), 461-466, 10.51966/jvas.2026.57.3.461-466, Sept. 30, 2026

A feeding trial of 120 days was conducted to assess the effect of replacement of paddy straw by shredded arecanut spathe in total mixed ration for crossbred calves on nutrient digestibility and rumen fermentation. Eighteen weaned female crossbred calves of eight to twelve months of age were sele…

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  • Open Access
  • Research Article

Molecular detection and characterisation of Canine Adenovirus type 1 in dogs with haemorrhagic enteritis in northern Kerala, India

A.S. Ravi 1 , K. Sumod1*, R. Chintu1, R. Rajasekhar1, P. Vinu David2, P. Hamza3, P.S. Reshma 1, S.N. Banoth1, Arathi Regunath1, N. Medhasree1 and S. Sarika2

2026, 57(3), 467-474, 10.51966/jvas.2026.57.3.467-474, Sept. 30, 2026

Infectious canine hepatitis caused by Canine Adenovirus type 1 (CAV-1) is a systemic disease of domestic and wild canids. Despite the availability of effective vaccines, sporadic infections continue to occur, while information on the molecular epidemiology of CAV-1 in Kerala remains limited. The…

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  • Open Access
  • Research Article

Validation of reference gene stability for normalisation of qPCR in bovine skeletal muscles

B. Aswani Raj, Uma Radhakrishnan1*, Shynu Muhammed1, Lijo John1, V. N. Vasudevan2, Varuna P. Panicker 1, M.V. Chinnu 3 and S. Binu1

2026, 57(3), 475-480, 10.51966/jvas.2026.57.3.475-480, Sept. 30, 2026

Accurate normalisation of quantitative real-time PCR (qPCR) data depends critically on the use of a stably expressed reference gene. Hence reference genes traditionally assumed to be constitutively expressed can show considerable tissue- and condition-specific variabil…

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  • Open Access
  • Research Article

Histoarchitecture of kidney in cross-bred male calves

S. Rajathi

2026, 57(3), 481-485, 10.51966/jvas.2026.57.3.481-485, Sept. 30, 2026

The kidneys are the essential organ in domestic animals performing major functions namely ultrafiltration, excretion, electrolyte balance, blood pressure and pH regulation and reabsorption of glucose and amino acids. The aim of the study was to investigate the histoarc…

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  • Open Access
  • Research Article

Extracellular protease-producing ability of Bacillus spp. isolated from chicken waste dumping sites and poultry farms in Thrissur district

N. Sonali 1*, Deepa Jolly1, B. Sunil1, C. Sethulekshmi1 and T. Sathu2

2026, 57(3), 486-490, 10.51966/jvas.2026.57.3.486-490, Sept. 30, 2026

The present study aimed to investigate the presence of Bacillus spp. in chicken waste dumping sites and poultry farms in the Thrissur district to produce extracellular protease. Thirty soil samples were collected from chicken waste disposal sites, as well as from poult…

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  • Open Access
  • Short Communication

Comparative expression analysis of PTGS2 gene in Gramasree and Tellicherry breeds of chicken across different embryonic stages

Sajna Salim 1 , Sreeja R. Nair2*, Priya P.M1, Surya Sankar1, Ambily R. 1 and Elizabeth Kurian 4

2026, 57(3), 491-493, 10.51966/jvas.2026.57.3.491-493, Sept. 30, 2026

Newcastle disease (ND), caused by Newcastle disease virus (NDV), is a major viral disease affecting poultry production worldwide. The present study aimed to analyse the comparative expression of prostaglandin-endoperoxide synthase 2 (PTGS2) in embryonated chicken eggs of Gramasree and Tellicherr…

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