Articles
3,478 open-access articles · page 93 of 174
Research ArticleNew Fossil Remains of Giraffids from the Lower Siwaliks of Punjab, Pakistan: Evolution, Systematics and Biogeography
Amin Arif, Khizar Samiullah, Riffat Yasin, Bilal Rasool, Shakila Naz, Xijun Ni et al.
Taxonomic study from a late Miocene Fossil locality Dhok Bun Ameer Khatoon, Lower Siwalik Hills of Pakistan has been conducted. New fossil remains belong to family Giraffidae which include right and left maxilla, isolated upper premolars and molars. After morp…
3 Dec 2021DOI 10.17582/journal.pjz/20180805150835
Research ArticleUse of Physiological and Clinical Biomarkers as Indicators in Field Study of Bovine Ephemeral Fever
Muhammad Zahid, Aneela Zameer Durrani, Muhammad Ijaz, Khushi Muhammad, Muhammad Usman, Muhammad Husnain et al.
In this study therapeutic trials of two different regimes for BEFV were evaluated under field conditions on the basis of clinical biomarkers. A comparative analysis of physiological biomarkers was also made. For this experimental study 30 BEF positive cattle a…
3 Dec 2021DOI 10.17582/journal.pjz/20180902090949
Research ArticleEffect of NaCl and pH on Bioelectricity Production from Vegetable Waste Extract Supplemented with Cane Molasses in Dual Chamber Microbial Fuel Cell
Muhammad Mohsin Javed, Muhammad Azhar Nisar, Muhammad Usman Ahmad
Vegetable waste has been analyzed for bioelectricity production in locally designed U-shaped microbial fuel cell. These fuel cells were subjected to different concentrations of NaCl and pH for evaluation of power generation. The MFC with 50 mM NaCl concentrati…
3 Dec 2021DOI 10.17582/journal.pjz/20180611050622
Research ArticleNesting and Breeding Success of Red-vented Bulbul (Pycnonotus cafer) in Orchards, Parks and Agricultural Fields in Renala Khurd, District Okara, Punjab, Pakistan
Muhammad Zohaib, Muhammad Sajjad Ansari, Bushra Allah Rakha, Ali Akhter
Nesting and breeding success of red-vented bulbul (Pycnonotus cafer) were studied in orchards, parks and agriculture fields in Renala Khurd, district Okara, Punjab, Pakistan. A total of 69 nests were located in the study area; breeding activity was observed in…
3 Dec 2021DOI 10.17582/journal.pjz/20190718090729
Research ArticleComparing the Predictive Ability of Machine Learning Methods in Predicting the Live Body Weight of Beetal Goats of Pakistan
Farhat Iqbal, Abdul Waheed, Zil-e-Huma, Asim Faraz
This study aimed to compare four popular machine learning algorithms to model and predict the body weight through various body measurements of small ruminants. The regression tree, random forests, support vector machine and gradient boosting machine methods ha…
3 Dec 2021DOI 10.17582/journal.pjz/20191003081007
Research ArticlePink Lobster, Palinurus mauritanicus (Gruvel, 1911), from the Mauritanian Coast: Elements of Biology and Exploitation
Dia Mamadou, Meissa Beyah, Sow Amadou Harouna, Ba Samba Alassane, Bouzouma Moustapha, Braham Cheikh Baye et al.
Due to its biological characteristics (i.e. late sexual maturity, long reproductive cycle and high mortality of the larval phases due to predation and/or climatic hazards), the lobster is considered a highly vulnerable species. Furthermore, its high market val…
3 Dec 2021DOI 10.17582/journal.pjz/20200722160708
Research ArticleThe Effect of Dietary Supplementation of 17α -Methyltestosterone and 17β-Estradiol Hormones on Growth, Sex Conversion and Reproduction in Electric Yellow Cichlid (Labidochromis caeruleus)
Zafer Karslı, Dilek Şahin, Meryem Öz, Ünal Öz, Orhan Aral
In this study, effects of dietary supplementation of two different hormones on growth, sex conversion and reproduction of electric yellow cichlid, Labidochromis caeruleus were investigated. Moreover, possible negative (sterilization, mortality, reproduction pe…
3 Dec 2021DOI 10.17582/journal.pjz/20210105110138
Research ArticlePrincipal Component Analysis of Morphometric Traits Explain the Morphological Structure of Thalli Sheep
Muhammad Arslan Akbar, Khalid Javed, Asim Faraz, Abdul Waheed
The present research was conducted to define the morphological structure of Thalli sheep. Data on 792 Thalli sheep were collected and biometric traits recorded were withers height (WH), body length (BL), head length (HL), head width (HW), ear length (EL), ear…
20 Nov 2021DOI 10.17582/journal.pjz/20200220060257
Research ArticleProfiling of Apoptosis-Related Genes in Erythrocytes of Chickens Infected with Avian Influenza Virus (H9N2 Subtype)
Muhammad Farhan Qadir, Xin-Yu Han, Meng-li Qiao, Qian-qian Cheng, Raza Ali Mangi, Ali Raza Jahejo et al.
Avian influenza virus (H9N2) is one of the major cause of illness in chickens with potential threats to human health. Chicken erythrocytes are known as most abundant circulating cells in the body which participate in inflammation and immune responses. Influenz…
20 Nov 2021DOI 10.17582/journal.pjz/20200803180858
Research ArticleRelationship between Human Disturbance and Habitat Use by the Endangered François’ Langur (Trachypithecus francoisi) in Mayanghe Nature Reserve, China
Jialiang Han, Guohou Liu, Wenke Bai, Qixian Zou, Ye Cao, Caiquan Zhou et al.
François’ langur (Trachypithecus francoisi) is an endangered primate that has experienced a decline in population size and associated loss in habitat as a result of human disturbance (IUCN, 2020). We investigated human disturbance and habitat use…
20 Nov 2021DOI 10.17582/journal.pjz/20200704020744
Research ArticleGrowth and Pigmentation of Goldfish (Carassius auratus L, 1758) Fed on a Diet Supplemented with Purslane (Portulaca sp.) Extract
Dilek Şahin, Meryem ÖZ, Orhan Aral, Mehmet Bahtiyar, Selda TaÅŸçi
This study aimed to investigate the effects of the purslane extract on growth and pigmentation of goldfish (Carassius auratus L, 1758). The study was carried out with 4 experimental groups of which composed of control (0%, T0) and different amount of purslane…
20 Nov 2021DOI 10.17582/journal.pjz/20210318090307
Research ArticleFaster Response to High-Fat Diet in Body Mass Regulation from Lower Altitude Population in Eothenomys miletus from Hengduan Mountain Regions
Gong Xue-na, Jia Ting, Zhang Di, Zhu Wanlong
Small mammals usually showed physiological and behavioral adaptations to cope with seasonal environmental changing, such as temperature, photoperiod, and food etc. To investigate the physiological and behavioral adaptation strategies in Eothenomys miletus of d…
20 Nov 2021DOI 10.17582/journal.pjz/20200211050216
Research ArticleComparison of the Ameliorative Effects of Qing Zhi Zhi Ke Formula and Azithromycin on Mycoplasma pneumoniae Pneumonia in Mice
Ou-Mei Hao, Xue-Feng Wang, Zhi-Jun Yue, Chun-Hong Nan, Yan Yu, Tong Zhang et al.
The aim of this study was to assess changes in the expression levels of relevant factors associated with inflammation after Mycoplasma pneumoniae pneumonia (MPP) infection and compare the therapeutic effects of Qing Zhi Zhi Ke formula (QZZKF), QZZKF combined w…
20 Nov 2021DOI 10.17582/journal.pjz/20191106011147
Research ArticleEffects of Dietary Addition of Perilla frutescens Seeds on the Content of Polyunsaturated Fatty Acids in Egg Yolk of Gallus domesticus
Suhu Duan, Zaiqiang Li, Zhenzhen Fan, Mengran Qin, Xiaoxue Yu, Liuan Li
To study the effect of Perilla frutescens (Perilla) seeds on the polyunsaturated fatty acid in egg yolk. Three groups, each of 40 healthy Gallus domesticuss 26 weeks old, were fed 6, 10 and 15% of perilla seeds in addition to daily basic ration.. The control g…
19 Nov 2021DOI 10.17582/journal.pjz/20200603020604- Research Article
Effects of Short-Term High Temperatures on Survival and Reproduction of Trabala vishnou gigantina Yang (Lepidoptera: Lasiocampidae)
Yonghua Liu, Xianhua Li, Xiongfei Yan, Gang Li, Caiyun Luo, Ying He
The moth Trabala vishnou gigantina Yang is a leaf-eating pest, and there have been severe outbreaks of it in Hippophae rhamnoides plantations in North China. To study the effects of short-term high temperatures on its feeding, mating, longevity, and fecundity,…
19 Nov 2021DOI 10.17582/journal.pjz/20201105081124 
Research ArticleImpact of Predators and Some Commercial Insecticides on Thrips tabaci Lindeman and Amrasca biguttula Ishida Populations in Bt Cotton under Arid Climate
Azhar Abbas Khan, Humaira Kanwal, Sumair Batool, Zeshan Hassan, Jawad Munawar Shah, Hafiz Muhammad Aatif et al.
Insect pests and their vectored diseases are the most common factors which cause severe damage to the cotton crop. In this two year study, the effectiveness of Commando plus®, Oshin®, Talstar®, Radiant®, Movento® and Maximal® was evalua…
19 Nov 2021DOI 10.17582/journal.pjz/20200512190543- Research Article
Effect of Different Dietary Levels of Protein on Growth Performance of Penaeus monodon Families
Song Jiang, Xianbin Mo, Falin Zhou, Jianhua Huang, Qibin Yang, Lishi Yang et al.
An 8 weeks experiment was conducted to determine the effects of two fish meal protein level diets (Diet A and Diet B) on the growth and survival rates of 36 families of Penaeus monodon. The results showed that significant differences were observed in the weigh…
19 Nov 2021DOI 10.17582/journal.pjz/20200405160424 
Research ArticleMorphology of Lingual Papillae of Bear: Light Microscopic and SEM Study
Essam H. Ibrahim, Attalla F. El-kott, Ali Alshehri, Mona Kilany, Reza Yavari, Salahud Din et al.
The morphology and histology of the tonguein two adult Asian bears were examined by light and scanning electron microscopy. Four types of papillae; filiform, conical, fungiform and vallate were observed on the dorsaum lingua. Numerous filiform papillae were vi…
19 Nov 2021DOI 10.17582/journal.pjz/20200813120808
Research ArticleThe Oral Administration of Elastin Peptide Reduces Ultraviolet Light-Induced Photoaging in Hairless Mice
Zheng Yan, Shuang Liu, Ai-Qing Liu, Hai-Yan Wang
Ultraviolet (UV) radiation in sunlight is the main exogenous factor leading to skin aging. The prevention and repair of UV induced skin aging has become a significant research focus over recent years. To investigate the protective effects of the oral administr…
19 Nov 2021DOI 10.17582/journal.pjz/20200629020649- Research Article
The Association of Intrauterine Antimicrobial Resistant Trueperella pyogenes with Cytological Endometrial Inflammation Status in Repeat Breeder Cows
Murat Onur Yazlık, Ä°nci BaÅŸak MüÅŸtak, Gültekin Ünal, Ufuk Kaya
This study describes the presence of Trueperella pyogenes from routine bacteriological examination, sequence analysis for antimicrobial resistance of the identified bacteria, and the association of T. pyogenes with cytological endometrial inflammation status i…
17 Nov 2021DOI 10.17582/journal.pjz/20200127120153