Articles
3,478 open-access articles · page 96 of 174
Research ArticleFliI Role in Flagellar Assembly of Salmonella ΔfliI Mutant Strain Determines Motility and Biofilm Formation
Iram Liaqat, Safdar Ali Mirza, Sumera Sajjad, Shaukat Ali, Muhammad Faiz Qamar, Ikram Ul Haq
Biofilms formation is a serious problem in both clinical and environmental settings. Various gram negative bacteria exhibit biofilm formation mediated by flagellum-mediated motility. Type III protein secretion systems of several gram-negative bacterial pathoge…
13 Oct 2021DOI 10.17582/journal.pjz/20190628120649
Research ArticleDiversity of Carabid Beetles (Coleoptera: Carabidae) under Three Grassland Management Regimes in Northwestern China
Hui Wang, Yuchen Zhao, Xinpu Wang
Enclosures, mowing, and sustainable grazing were used to help restore biodiversity and the production of the natural grasslands in China. The effects of grassland management on invertebrate diversity and its associated environmental factors were less reported…
13 Oct 2021DOI 10.17582/journal.pjz/20190608100630
Research ArticleImmunohistochemical Localization of Leptin and Leptin-Receptor Proteins in Different Tissues of Chinese Alligator, Alligator sinensis
HuaBin Zhang, YaSen Li, Tao Pan, Peng Yan, En Li, Hui Xue et al.
Leptin is a multifunctional hormone encoded of the ob gene, plays an important role in food intake and energy homeostasis. Recent studies indicated that the role of leptin is much broader, such as the regulation of reproduction and hibernation. But so far the…
13 Oct 2021DOI 10.17582/journal.pjz/20200627060600
Research ArticleComparative Analysis of the Duodenum Microbial Communities of Zhedong White Goose (Anser cygnoides) at Different Reproductive Stages by High-Throughput Sequencing
Wanqiu Zhao, Taoyan Yuan, Li Chen, Xue Du, Weihu Chen, Yan Fu et al.
The primary purpose of this study is to characterize the intestinal microbial communities in Zhedong White geese (a local breed in China) at different reproductive stages and to investigate the relationships between intestinal microflora and geese reproductive…
11 Oct 2021DOI 10.17582/journal.pjz/20191101021110
Research ArticleImpact of Feeding Habits on Population Ecology and Breeding Biology of Grey Francolin (Francolinus pondicerianus) in District Bhakkar, Punjab, Pakistan
Aftab Raza Khan, Azhar Abbas Khan, Javed Iqbal, Arif Muhammad Khan, Zeshan Hassan, Hafiz Muhammad Aatif et al.
Human-mediated wildlife reshuffling has raised concerns over the conservation of insects and predatory birds. Globally the population of grey francolin Francolinus pondicerianus is the Least Concern in the Red List of Endangered Species of Fauna and Flora of t…
11 Oct 2021DOI 10.17582/journal.pjz/20191201141217
Research ArticleThe Response of Foraminifera and Ostracods Assemblages to the Sediment Properties of Southern Caspian Sea Shorelines
Masoomeh Sohrabi Mollayousefi, Babak Moghaddasi
Foraminifera and Ostracods are regarded as ideal indices of marine pollution investigations. During spring 2017, we investigated benthic assemblage of Foraminifera and Ostracods along the Gilan province in the southern shoreline of Caspian Sea, Iran as a pione…
11 Oct 2021DOI 10.17582/journal.pjz/20200129090142
Research ArticleParentage and Genetic Diversity Studies on Pangolin (Manis javanica) using Novel Microsatellite Markers
Hui-Ming Li, Bi-Ze Yang, Xue-Jun Jin, Lin-Miao Li, Hai-Ying Jiang, Xiu-Juan Zhang et al.
The Malayan pangolin (Manis javanica) is an endangered mammal species exhibiting scales characteristics. The conservation and management of this species could benefit from a better understanding of its genetic diversity and structure. In this study, 24 novel S…
11 Oct 2021DOI 10.17582/journal.pjz/20190816080848
Research ArticleStem Cell Factor Gene Overexpression Enhances the Fusion Potential of Rat Bone Marrow Mesenchymal Stem Cells with Cardiomyocytes
Kanwal Haneef, Rakhshinda Habib, Nadia Naeem, Asmat Salim
Cardiovascular disorders are major cause of death globally. Regeneration of cardiac tissue with the use of stem cells has appeared as an effective cell-based therapeutic option. Mesenchymal stem cells (MSCs) are the potential candidates for cell therapy due to…
11 Oct 2021DOI 10.17582/journal.pjz/20200823170859
Research ArticleAnalysis of Genomic DNA Methylation in Six Tissues of the Greater Horseshoe Bat (Rhinolophus ferrumequinum)
Sen Liu, Yue Zhu, Haixia Leng, Ying Wang, Xiangju Yin, Yajun Zhao
DNA methylation may play a vital role in tissue development and differentiation as it plays an important role in gene expression regulation. In previous studies, epigenetic variation in the muscles of bat populations were explored; however, the extent of the p…
11 Oct 2021DOI 10.17582/journal.pjz/20191129081100
Research ArticleEvaluation of the Lapillar Otolith Shape as a Tool for Discrimination of Stock of Naked Carp, Gymnocypris selincuoensis in the Tibetan Plateau
Kang Chen, Dekui He, Chengzhi Ding, Yintao Jia, Yifeng Chen
Otolith geographic variability is investigated as a tool for fish stock discrimination. Despite increasing studies of otoliths in marine ecosystems, feasibility of otolith shape as an investigative tool in freshwater fish assemblages needs to be validated. The…
11 Oct 2021DOI 10.17582/journal.pjz/20190902140955
Research ArticleSingle Nucleotide Polymorphism in the Promoter Region of the IGF-1 Gene is Associated with Milk Production in Holstein and Jersey Cattle – Is the Aspect of Present Research Still Relevant in the Era of Genomic Selection?
Ewa Czerniawska-Piątkowska, Iwona Szatkowska, Daniel Zaborski, Wilhelm Grzesiak, Sara Tabor-Osińska, Małgorzata Wasielewska et al.
The aim of the present study was to verify the potential effect of the C>T substitution at position -512 in the regulatory region of the IGF-1 gene on the level of milk performance traits in different cattle breeds. The study involved 227 Jersey, 147 Polish…
8 Oct 2021DOI 10.17582/journal.pjz/20191208211212
Research ArticleMolecular Characterization of ESBL and Carbapenenemase Producing Salmonella spp. Isolated from Chicken and its Public Health Importance
Mona Kadry, Sara Mohamed Nader, Esraa A. Elshafiee, Zeinab S. Ahmed
Antimicrobial resistance has become one of the most severe worldwide dangers to human and veterinary Medicine. β-lactam resistant Salmonellae are of great concern as they are becoming multi-drug resistant. This study describes the role of chicken in harbo…
8 Oct 2021DOI 10.17582/journal.pjz/20200716180713
Research ArticleDietary Non-protein Energy Sources Regulate Growth and Digestion of Barramundi Juvenile (Lates calcarifer)
Zhengyi Fu, Rui Yang, Zhenhua Ma, Mingyang Han, Yifu Wang
This study evaluated the effects of different dietary non-protein energy sources on growth performance, somatic parameters, histology and digestive enzymatic activity of barramundi (Lates calcarifer). Fish were fed ioso engery diets (18 kJ/g) with two typ…
8 Oct 2021DOI 10.17582/journal.pjz/20200425050411
Research ArticlePopulation Explosion and Behavioural Changes of Opportunist Wild Avifauna at a Landfill at Gujranwala in Northeastern Punjab: A Baseline Deviation Study
Zunaira Noreen, Khawar Sultan
Urbanization and associated accumulation of solid waste at landfills is attracting large numbers of wild avifauna for food subsidies and transforming landfills into new habitats by changing the wild profile of native species. This study aims to establish the b…
8 Oct 2021DOI 10.17582/journal.pjz/20200211050231
Research ArticleMicroanatomical Observations of Hair Characteristics of Red Fox (Vulpes vulpes), Golden Jackal (Canis aureus), and Gray Wolf (Canis lupus): A Comparative Study
Ahmet Arpacık
Dorsal guard hairs from three canid species that included red fox (Vulpes vulpes), golden jackal (Canis aureus), and gray wolf (Canis lupus) found in Turkey were characterized using light microscopy to study hair features, including cuticle and medullary patte…
8 Oct 2021DOI 10.17582/journal.pjz/20200728150743
Research ArticleLeaf Miner (Phytomyza spp.) Infestation on Som Plant (Machilus bombycina King) and Plant based Formulation for their Sustainable Management
Tanmoy Mandal, Sunil Kr. Ghosh
Muga silk worm (Antheraea assama West wood) is reared on leaves of som plant (Machilus bombycina King) because of their high nutritional value. Rearing becomes difficult due to attack of large number of insect-pests on som plant. Leaf miner(Phytomyza spp.)(Dip…
8 Oct 2021DOI 10.17582/journal.pjz/20200503080502
Research ArticlePhosphine Induced Abnormalities in Carbohydrate Metabolism and Macromolecular Concentrations of Trogoderma granarium Everts Over Various Exposure Periods
Tanzeela Riaz, Farah Rauf Shakoori, Syed Shahid Ali, Mushtaq Ahmad Saleem
Toxic effect of LC20 of phosphine on carbohydrate metabolism and macromolecular concentrations in two larval instars (4th and 6th) of the khapra beetle, Trogoderma granarium, at different exposure periods (24-120 h) was determined. Two populations of khapra be…
8 Oct 2021DOI 10.17582/journal.pjz/20200622212133
Research ArticlePotential Use of Chromolaena odorata Linn. Flavonoids against Escherichia coli Induced Diarrhoea in Mice
Chao-Qun Shi, Hong-Ying Lin, Jin-Qing Zheng, Fan Yang, Kwame Ayisi Lartey, Dan-Ju Kang et al.
Flavonoids are important chemotaxonomic markers for the genus Chromolaena. Chromolaena odorata Linn. (CO) is used in folklore medicines to treat gastrointestinal diseases such as diarrhoea. This study examined the feasibility of total flavonoids from C. o…
8 Oct 2021DOI 10.17582/journal.pjz/20190923170927
Research ArticleIdentification and Generation of Transgenic Mice and Goats with Capra hircus SCD1 Gene
Kai Jin, Chen Chen, Xinyu Sun, Caiye Zhu, Mahmoud F. Ahmed, Qisheng Zuo et al.
Goat (Capra hircus) stearoyl-CoA desaturase 1 (SCD1) plays a crucial role in fatty acid metabolism including milk and muscular fatty acid. This study investigated the expression of SCD1 gene in goat and examined its inheritability and expression in transgenic…
8 Oct 2021DOI 10.17582/journal.pjz/20181013161028
Research ArticleBreeding Biology of Two Coexisting Laughingthrush Species in Central China
Pengfei Liu, Xuexue Qin, Fei Shang
The coexistence of ecologically similar species is widespread in nature and has fascinated the evolutionary biologists for a long time. In order to avoid direct competition, closely related bird species that breed alongside each other are expected to use diffe…
16 Sept 2021DOI 10.17582/journal.pjz/20181231011206