Articles
3,477 open-access articles · page 33 of 174
Research ArticleAn Analysis of Cross-Protection of Commercial IBV Vaccines against Locally Isolated Field Strains of Infectious Bronchitis Virus in Pakistan
Muhammad Shahid, Aamir Ghafoor, Masood Rabbani, Hassan Mushtaq, Mumtaz Ali Khan
Vaccine failure against infectious bronchitis (IB) due to emergence of nephro-pathogenic strains in field is a major problem. This study evaluated cross protection of commercial IBV vaccines against field isolates. A total of 160, day-old chicks were equally d…
10 Jan 2025DOI 10.17582/journal.pjz/20221229071222
Research ArticleCurcuma xanthorrhiza Diluent’s Effect on the Freezing and Thawing of Thin-Tailed Ram Sperm
Sigit Bintara, Diah Tri Widayati, Pradita Iustitia Sitaresmi
The process of making frozen semen and preserving semen will increase sperm damage due to the activity of the free radicals that are formed. Curcuma xanthorrhiza rhizome has native antioxidant properties, such as curcumin, tumerol, and xanthorrhizol, which can…
10 Jan 2025DOI 10.17582/journal.pjz/20230228020254
Research ArticleProtease and Synthetic Volatile Analogue Compounds from Bacillus amyloliquefaciens IIHR BA2 Exhibit Bio-Control Action Against Root Knot Nematode Meloidogyne incognita
R. Umamaheswari, P. Prabu, M.S. Rao, B.M. Kavya, G. N. Grace
Bio-control agents serve as effective and environment-friendly weapons to mitigate the menace due to diverse plant pathogens. Production of volatile organic compounds (VOCs), antibiotics, enzymes and other secondary metabolites produced by bio-control agents d…
10 Jan 2025DOI 10.17582/journal.pjz/20230106040156
Research ArticlePhysiological Adaptability of Yak in Extreme High-Altitude Habitat Using Serum Metabolite Analysis
Zhang Qiang
Comparative analysis of divergence in serum chemical derivatives among yaks living in ecological habitats at different altitudes was performed to determine the physiological adaptation basis in blood metabolites of yaks at extreme high altitudes due to long-te…
10 Jan 2025DOI 10.17582/journal.pjz/20230119050142
Research ArticleIntervening Strategies for Aflatoxin B1 in Cotton Seed Cake
Deepesh Kumar Bhuptani, Atta Hussain Shah, Muhammad Farooque Hassan, Gul Bahar Khaskheli, Zubair Ahmed Leghari, Qudratullah Kalwar
Intake of low-quality feed specially aflatoxin contaminated cottonseed cake by dairy animals carry over the aflatoxins through milk and causing health problems (aflatoxicosis) to consumers. The present study was conducted with the objective to check the suitab…
10 Jan 2025DOI 10.17582/journal.pjz/20220828060849
Research ArticleComparative Study of Growth, Hematology and Proximate Composition of Nile Tilapia (Oreochromis niloticus) in Biofloc Technology and Conventional Pond Culture System
Yousaf Jamal, Muhammad Zubair Anjum, Zahir Muhammad, Saira Amin, Muhammad Irfan, Muhammad Qayash Khan
The current study was designed to evaluate the growth, hematology and proximate composition of Nile Tilapia (Oreochromis niloticus) cultured in super intensive Biofloc technology (BFT) and conventional pond culture systems (CPCS).Fish samples (n=5) of the same…
10 Jan 2025DOI 10.17582/journal.pjz/20220414070405
Research ArticleDynamic Effects of Ketogenic Diet on Autophagy and Cell Cycle in a Mouse Model of CT26+ Colon Cancer
Junrong Yang, Ning Zhang, Muhammad Akram Khan, Qingpeng Wang, Zhengping Wang, Quiqin Liu et al.
Colon cancer often has problems of recurrence and chemotherapy resistance in the late stage. Metabolic reprogramming is one of the characteristics of colon tumors and contributes to autophagy and cell cycle progression of tumors. A ketogenic diet (KD) is a hig…
8 Jan 2025DOI 10.17582/journal.pjz/20230222080203
Research ArticleGenomic Regions Associated with Early/Late Feathering in Daheng Broilers Identified Using Genome-Wide Association Studies
Donghao Zhang, Lingqian Yin, Zhongzhen Lin, Chaowu Yang, Chunlin Yu, Zengrong Zhang et al.
A causal mutation of a repeat segment on the Z chromosome directly regulates the late feather phenotype in chickens. However, further research on the molecular mechanism of autosomal influence on feather development is of great significance for chicken product…
8 Jan 2025DOI 10.17582/journal.pjz/20230302070341
Research ArticleEffect of Lactobacillus rhamnosus GG Supplementation on the Growth Performance, Survival rate and Morphometry of Grass Carp (Ctenopharyngodon idella)
Misbah Farooq, Muhammad Zubair Anjum, Zahir Muhammad, Maqsood Jan, Muhammad Shahbaz Azhar, Shaina Rasool et al.
The current study was conducted to assess the impact of market available probiotic containing Lactobacillus rhamnosus GG bacteria on the growth performance and morphometric characters of grass carp for 60 days. A total of 120 fish fingerlings of mean weight 2.…
8 Jan 2025DOI 10.17582/journal.pjz/20230207160248
Research ArticleSquamate Fauna of Southern Khyber Pakhtunkhwa (Tank and Lakki Marwat Districts), Pakistan
Muhammad Shehzad, Fida Ullah, Shahid Niaz Khan, Abdul Majid, Muhammad Rais, Muazzam Ali Khan et al.
Reptiles constitute a significant percentage of vertebrate biomass and occupy an important position in the ecosystem. They are considered important indicators of ecosystem health. Populations of many reptiles are declining globally due to numerous threats. Lac…
8 Jan 2025DOI 10.17582/journal.pjz/20230330190305- Research Article
Effect of Phytase, Protease, and their Combination on the Nutrients Bioavailability and Performance Indices of Broilers Fed a Sorghum-Based Diet Under Local Climatic Conditions of Khyber Pakhtunkhwa Pakistan
Aaqil Muhammad, Asad Sultan, Sarzamin Khan, Umer Sadique
The present study evaluated the effect of protease and phytase in a sorghum-based diet on nutrient bioavailability and performance indices of broilers. A total of 160-day-old broiler chicks were purchased from the local hatchery and assigned to four treatment…
8 Jan 2025DOI 10.17582/journal.pjz/20230302130319 
Research ArticleAssessment of Air Quality of Livestock Farms in District Kasur and Lahore
Muhammad Jamil, Safdar Sidra, Ali Hussain, Muhammad Imran, Ali Ahmad Sheikh
Agriculture, particularly livestock is the largest sector of Pakistan’s economy. While there are on-going efforts for further improvements in this sector, there is dire need to understand the environmental factors involved in well-being of the animals. T…
8 Jan 2025DOI 10.17582/journal.pjz/20230224040218
Research ArticleQuantitative Evaluation of Methylmercury Bioaccumulation in Rotifer Brachionus plicatilis by AIEgen
Hangyu Lin, Minhui Chen, Hao Yang, Xinying Xia, Huaying Zhou, Xi Song et al.
Mercury ion (Hg2+) can be transformed to methylmercury (MeHg) by a variety of aquatic microorganisms in water. MeHg accumulates in fish through the food chain and eventually poses a particular challenge to public health. In this study, we used a new tool named…
7 Jan 2025DOI 10.17582/journal.pjz/20230223030203
Research ArticleOptimization of Size Exclusion Chromatography for the Purification and Quantification of Foot and Mouth Disease Virus Serotype “O”
Abdul Razak, Imran Altaf, Aftab Ahmad Anjum, Ali Raza Awan, Farhat Nazir Awan
Foot and mouth disease (FMD) is economically devastating disease of livestock overwhelming the international trading of animal based products. The unpurified inactivated vaccine containing Foot and Mouth Disease Virus a (FMDV) and non-structural proteins (NSPs…
6 Jan 2025DOI 10.17582/journal.pjz/20211109021143
Research ArticleThe Spatial-Temporal Dynamics and Niche Separation of Overwintering Shorebirds in Nanji Wetland National Nature Reserve of Poyang Lake, China
Zeng Jianhui, Shao Mingqin, Zhi Yijin, Yang Fucheng
In January of each year from 2015 to 2020, a survey of shorebirds in 13 sampled areas of Nanji Wetland National Nature Reserve of Poyang Lake was conducted to study the spatial–temporal distribution and niche separation of shorebirds over 6 years. Three…
6 Jan 2025DOI 10.17582/journal.pjz/20210925090949
Research ArticleComparative Efficacy of Commercial and Autogenous Avibacterium paragallinarum Vaccines in Layer Chickens in Pakistan
Aatif Masood Ahmad Khan, Masood Rabbani, Arfan Ahmad, Muhammad Wasim, Sohail Raza
Infectious coryza (IC) is an acute contagious upper respiratory disease of chickens caused by Avibacterium paragallinarum (A. paragallinarum), and it causes significant economic losses. Therefore, the current work aimed to assess the efficacy, stability, and s…
6 Jan 2025DOI 10.17582/journal.pjz/20221229051239
Research ArticleIngestion and Utilization of Microalgae with Different Characteristics by Pearl Oyster Pinctada fucata Larvae
Zhenghua Deng, Wang Zhao, Mingqiang Chen, Gang Yu, Yu Wang
Nannochloropsis oculata, Isochrysis galbana and Chaetoceros muelleri are tropical microalgae that have different shapes, particle sizes, surface structure, and biochemical compositions. As these species are easy to cultivate, can endure high temperatures, and…
6 Jan 2025DOI 10.17582/journal.pjz/20220514160523
Research ArticleComparative Biochemical and Genetic Analysis of Two Species of Ghost Crabs, Ocypode rotundata and Ocypode ceratophthalmus from the Coast of Pakistan
Sahir Odhano, Michael S Rosenberg, Noor Us Saher, Guan Yang Zhang, Mustafa Kamal
The present study focused on the taxonomic, biochemical, and molecular redescription of the genus Ocypode (Family Ocypodidae) from two localities of the Karachi, Sindh coast (Sandspit and Sonari) and one locality of Miani Hor, Balochistan (Sonmiani). The speci…
6 Jan 2025DOI 10.17582/journal.pjz/20220721190738
Research ArticlePotential Role of Recombinant Capsid Protein of Dengue Virus Serotype 2 in the Development of an In-House Elisa Based Detection of Infection
Rakhtasha Munir, Shazia Rafique, Iram Amin, Sameen Ahmed, Ayesha Vajeeha, Amjad Ali et al.
Dengue is an arboviral infection predominant in tropical and subtropical areas. It has inhabited the earth for the last few decades affecting almost 50% of the population in developing nations. Dengue infection covers a high range of symptoms for instance mild…
20 Dec 2024DOI 10.17582/journal.pjz/20220613080627- Research Article
Effects of Different Quick-Freezing Methods and Storage Temperatures on the Content of Cryoprecipitated Blood Coagulation Factors in Fresh Plasma
Haiyan Wen, Kai Liao, Zhengrong Yuan, Ning Zhou
To observe the effect of different quick-freezing methods and different storage temperatures on the content of cryoprecipitated blood coagulation factors in fresh plasma. The convenient sampling method was used to select 200 ml of whole blood from 60 unpaid bl…
20 Dec 2024DOI 10.17582/journal.pjz/20230311210316