Articles
3,476 open-access articles · page 20 of 174
Research ArticleIdentification and Association of Genomic Variants of TNP1 and TNP2 Genes with Sperm Motility in Bos indicus Breeding Bulls
Kashif Hameed Anjum, Asif Nadeem, Maryam Javed, Amjad Riaz
During spermiogenesis, round spermatids are transformed into motile spermatozoa by undergoing multiple processes. One of these processes in differentiation process of spermatozoa is chromosomal condensation in which histones are first replaced by transition pr…
29 Aug 2025DOI 10.17582/journal.pjz/20240407003937- Review
Yak’s Resilience and Adaptation to High-Altitude Stress
Luobin He, Xuewei Li, Guifang Liu, Yang-Ji Cidan, Qudrat Ullah, Rubina Mushtaq et al.
Yaks, native to high-altitude regions, exhibit remarkable adaptations to the challenging environments they inhabit. Over generations, these robust animals have evolved various physiological, morphological, biochemical, and genetic traits through natural select…
29 Aug 2025DOI 10.17582/journal.pjz/20231201092818 
Short CommunicationSequence Analysis of Coding Region of Prolactin Gene in Milking Beetal Goats
Muhammad Saleem, Akhtar Ali, Asif Nadeem, Tanveer Hussain, Jabbar Khan, Abdul Wajid et al.
Prolactin gene is involved in mammary gland development and milk production. This gene is not characterized molecularly in Pakistani goat breed. It was thus aimed to characterize genetic variations in prolactin gene in beetal goat, one of the famous breeds. A…
29 Aug 2025DOI 10.17582/journal.pjz/20231113050517- Short Communication
Effect of Ivermectin and Permethrin on Sarcoptes scabiei in Indigenous Rabbits (Oryctolagus cuniculus)
Ateeq Ullah, Kamran Khan, Muhammad Shuaib, Ziual Islam, Abubakar Sufyan, Shahrood Ahmed Siddiqui et al.
Sarcoptic mange infestation is a significant constraint in commercial rabbit rearing due to its detrimental effects on rabbit growth, productivity, and wool quality. In this study, the effectiveness of ivermectin and permethrin against 39 naturally infected S.…
29 Aug 2025DOI 10.17582/journal.pjz/20231203103210 
Short CommunicationDescription of Uroobovella tripophinae Sp. Nov. (Acarina: Uropodidae) Phoretic association with grasshopper Trilophidia turpis Walker (Acrididae: Orthoptera) from Tamil Nadu, India
Radhakrishnan Vaithiyanathan, Vijay Srinivasan, Baskaran Varadharajan, Allwin Loveson, Ravi Madhaiyan, Indiragandhi Pandiyan et al.
The phoretic mites are attached with various body parts of the insects viz., head, thorax, abdomen, acarinarium, legs, wings and antennae. The relationship is purely temporary and the mites opted mainly for the transportation. The phoretic mites are distribute…
29 Aug 2025DOI 10.17582/journal.pjz/20240307080135
Research ArticleAssessment of Fish Demand and Consumption Behaviour in Manipur, India
N.K. Sonanla, M. Rajakumar, T. Umamaheswari, N.V. Sujathkumar, S. Athithan, Wanglar Chimwar
The current study was undertaken with the purpose of assessing the various criteria towards fish purchase and consumption behaviour, besides estimating the fish demand and supply of Manipur during the year 2022–2023. The study was conducted in six distri…
26 Aug 2025DOI 10.17582/journal.pjz/20231007090959
Research ArticleInsecticidal Activity of Harmaline from Peganum harmala Against the Larvae of Deltamethrin-Resistant Strain of the Asian Tiger Mosquito, Aedes albopictus
Shen Jianyun, Li Jinmei, Jiang Shuanglin, Jiang Nan
The aim of this study was to explore the potential of harmaline as new, safe and more effective larvicidal of mosquitoes. Lethal and sublethal effects of harmaline were studied against the larvae of deltamethrin-resistant strain of Aedes albopictus. Laboratory…
20 Aug 2025DOI 10.17582/journal.pjz/20221108091105
Research ArticlePotential Role of Purslane (Portulaca oleracea) Extract Supplemented Sunflower Meal-Based Diets on The Performance of Commercially Important Fish, Labeo rohita
Muhammad Faisal, Syed Makhdoom Hussain, Tayyaba Sultana, Azhar Rasul, Shafaqat Ali
This study investigates the potential of incorporating purslane (Portulaca oleracea) extract into sunflower meal-based diets on Labeo rohita fingerlings (average weight: 6.29±0.02 g), evaluating its effects on growth performance, hematology, whole-body…
20 Aug 2025DOI 10.17582/journal.pjz/20240322195349
Research ArticleEvaluating the Chemical Composition and Antibacterial and Antioxidant Effects of the Essential Oil of Melissa officinalis L.
Salman Heidarian, Mehrdad Ataie Kachoie, Sadegh Mousavi-Fard, Fariborz Moattar
The present study aimed to assess the antimicrobial effects of Melissa officinalis L. essential oil against pathogenic bacteria. Numerical data collected from the experiment were statistically analyzed using SPSS/21.0 software (SPSS Inc., Chicago, IL). Thirty-…
20 Aug 2025DOI 10.17582/journal.pjz/20240309051129
Research ArticleFear No Colors? Eurasian Tree Sparrows are More Wary of People Dressed in Red
Zhipeng Xu, Bin Li, Hui Yang, Jianping Liu, Xingfu Yan
Rapid urbanisation has led to the reduction and loss of natural habitats, resulting in increased direct contact between wildlife and humans which often led to behavioural adjustments in wildlife. In this context, herein, the flight initiation distance (FID) of…
20 Aug 2025DOI 10.17582/journal.pjz/20231212044025
Research ArticleGC-MS Profiling of Bioactive Compounds Antibacterial and Cytotoxic Potential of Citrus limo Extracts and their Toxicity Against Salmonella enterica: A Food Borne Pathogen
Aniqa Tahir, Shagufta Saeed, Muhammad Tayyab, Aftab Ahmad Anjum, Rida Waseem, Tahir Mehmood
Salmonellosis is a major food-borne disease in humans worldwide caused by Salmonella enterica. The potential of the peel and leaves of lemons was tested at the minimum inhibitory concentration (MIC) by using the broth micro-dilution method, whereas antibacteri…
20 Aug 2025DOI 10.17582/journal.pjz/20230423120457
Research ArticlePrevalence and Molecular Characterization of Mycoplasma Species Causing Contagious Caprine Pleuropneumonia in Goats from Sindh, Pakistan
Ghulam Mustafa Solangi, Zubair Ahmed Laghari, Zaheer Ahmed Nizamani, Mansoor Tariq Samo, Muhammad Ali Chandio, Asghar Ali Kamboh
The contagious caprine pleuropneumonia (CCPP) is a complex respiratory syndrome causing high morbidity and mortality in goats resulting in the huge economic losses in the goat farming industry. The present study aimed to investigate the prevalence with molecul…
20 Aug 2025DOI 10.17582/journal.pjz/20230915073356- Research Article
Supplementation of Different types of Biochar in Diets of Catla catla: Effects on Carcass Composition, Hematology, and Mineral Status
Muhammad Adnan Khalid, Syed Makhdoom Hussain, Shafaqat Ali, Danish Riaz, Majid Hussain, Muhammad Faisal et al.
This study investigates the impact of different biochar based diets on the carcass composition, hematological indices, and mineral status of Catla catla, a significant species in aquaculture. Biochar, a carbon-rich product derived from pyrolysis of organic mat…
20 Aug 2025DOI 10.17582/journal.pjz/20230825070930 
Research ArticleAntibiofilm and Toxicity potential of Biogenically Synthesized Silver Nanoparticles
Shahzad Tufail, Iram Liaqat, Haroon Ahmad, Asma Abdul Latif, Asia Bibi, Sajida Naseem et al.
In this study, biogenically synthesized Ag silver nanoparticles (NPs) using four bacterial strains viz., Escherichia coli (MT448673), Pseudomonas aeruginosa (MN900691), Bacillus subtilis (MN900684) and Bacillus licheniformis (MN900686) were tested for their an…
20 Aug 2025DOI 10.17582/journal.pjz/20240105143243
Research ArticleGrowth Patterns of Endemic Fish Species from the Lancang River, Southwest China
Huiping Ding, Tian Zhong, Yang Yang, Zhiming Zhang
This study provided estimates of length-weight relationships (LWRs) and length-length relationships (LLRs) of seven endemic fish species collected from the Lancang River, Southwest China and its tributaries. Totally, 435 specimens belonging to 3 families and 5…
20 Aug 2025DOI 10.17582/journal.pjz/20230822073904- Research Article
Effect of Stocking Parameters on the Growth of Cyprinus carpio (Common Carp) Under Intensive Cage Farming
S.A. Raj Vasanth, V. Senthilkumar, C. Judith Betsy, J. Stephen Sampath Kumar
Cage culture is a globally recognized innovative aquaculture method that offers numerous benefits over traditional fish farming methods. Successful aquaculture management relies on the optimal use of stocking parameters. The present study was conducted to eval…
20 Aug 2025DOI 10.17582/journal.pjz/20231019102745 - Research Article
Impact of Emulsifier Supplementation with Varying Levels of Metabolizable Energy on Production Performance, Egg Quality and Blood Parameters of Commercial Layers
Shams Ul Haq, Asif Javaid, Muhammad Nauman Manzoor, Muhammad Uzair Akhtar, Muhammad Tahir Khan
The current study investigated the effect of emulsifier supplementation, while reducing the dietary metabolizable energy (ME) to determine its impact on production performance, egg quality parameters and blood parameters of commercial laying hens. Total 7125 c…
20 Aug 2025DOI 10.17582/journal.pjz/20231218122123 
Research ArticleAssessing the Impact of the Environmental Stressor (Bisphenol A) on Labeo rohita: Insights into Histological Alterations, Genotoxic Effects, and Antioxidant Defense Mechanisms
Shabbir Ahmad, Hasnain Akmal, Farhat Jabeen, Muhammad Khalil Ahmad Khan, Khurram Shahzad
Bisphenol A (BPA) is an aquatic contaminant, exerting adverse effects on aquatic organisms especially fish. Therefore, current research was conducted to assess the deleterious effects of bisphenol A on antioxidant system, oxidative stress content, genotoxicity…
11 Aug 2025DOI 10.17582/journal.pjz/20240221173220
Research ArticleDetermination of Genetic Variations in Bovine Toll-Like Receptor 2 Gene in Native Achai and Lohani Cattle Breeds of Khyber Pakhtunkhawa, Pakistan
Tayyeba Namat, Abdul Wajid, Quratul Ain, Ayesha Mohiuddin, Gohar Ayub, Kiran Batool et al.
Toll-like receptors (TLRs) are type-I transmembrane pattern recognition receptors (PRRs) that play a critical role in the mammalian innate immune system. They recognize specific molecular patterns from a wide variety of pathogens and initiate a signaling-casca…
11 Aug 2025DOI 10.17582/journal.pjz/20200418100451
Research ArticleImpact of Different Levels of Ginger Derived Phyto-Protease (Zingibain) on Broiler Production Performance and Nutrient Digestibility Fed Diet With Reduced Level of Protein and Amino Acids
Muhammad Shahkar Uzair, Asad Sultan, Sar Zamin Khan, Sher Bahadur Khan
This study was planned to assess the efficiency of ginger-derived phyto-protease enzyme on broiler production performance and nutrient digestibility fed with protein and amino acids deficient diets. A total of 200 (day-old) broiler chicks (ROSS-308) were acqui…
11 Aug 2025DOI 10.17582/journal.pjz/20231205103358