Circadian miR-449c-5p regulates uterine Ca2+ transport during eggshell calcification in chickens by Zhifu Cui, Zhichao Zhang, Felix Kwame Amevor, Xiaxia Du, Liang Li, Yaofu Tian, Xincheng Kang, Gang Shu, Qing Zhu, Yan Wang, Diyan Li, Yao Zhang, Xiaoling Zhao

“…In this study, we selected 18 layer hens with similar ovipositional rhythmicity (each of three birds were sacrificed for study per 4 h throughout 24 h); their transcriptomes were scanned to identify the circadian miRNAs and to explore regulatory mechanisms within the uterus of chickens. …”
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Identification of key residues of B cell epitopes in hemagglutinin of H6 influenza A virus by Zhimin Wan, Jianxi Gong, Jianjun Sang, Wenjie Jiang, Zhehong Zhao, Ting Tang, Yafeng Li, Yichao Zhao, Qiuqi Kan, Quan Xie, Tuofan Li, Hongxia Shao, Wei Gao, Aijian Qin, Jianqiang Ye

“…ABSTRACT H6 influenza A viruses are enzootic and genetically diverse in both domestic poultry and wild birds, occasionally causing spillovers to mammals, including humans, posing threat to public health. …”
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Protective Effect of Date Pits on Growth Performance, Carcass Traits, Blood Indices, Intestinal Morphology, Nutrient Digestibility, and Hepatic Aflatoxin Residues of Aflatoxin B1-E... by Abdulrahman S. Alharthi, Ali R. Al Sulaiman, Riyadh S. Aljumaah, Abdulaziz A. Alabdullatif, Ahmed A. Elolimy, Abdulmohsen H. Alqhtani, Maged A. Al-Garadi, Alaeldein M. Abudabos

“…In total, 360 11-day-old straight-run broilers (Ross 308) were randomly allocated into 6 dietary treatments, with 10 replications of 6 birds each, in a 20-day experiment. The treatments were as follows: standard basal diet (negative control, NC); NC + 0.25 mg/kg AFB1 (positive control, PC); NC + 2% DP; NC + 4% DP; PC + 2% DP; PC + 4% DP. …”
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Chlamydia psittaci pneumonia in Wuxi, China: retrospective analysis of 55 cases and predictors of severe disease by Ying Gao, Yan Wu, Dan Xu, Liang Bao, Xiao Ding, Lei Lv, Chenhui Ma, Tao Bian, Shuguang Han

“…Epidemiological, clinical, and radiological features, as well as laboratory data, were collected and analyzed.ResultsWe enrolled 55 patients with C. psittaci pneumonia, with 30 (54.5%) having a history of exposure to birds or their internal organs. 50 (90.9%) patients were diagnosed by mNGS. …”
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Breast Meat Fatty Acid Profiling and Proteomic Analysis of Beijing-You Chicken During the Laying Period by Jian Zhang, Hong Zhuang, Jing Cao, Ailian Geng, Haihong Wang, Qin Chu, Zhixun Yan, Xiaoyue Zhang, Yao Zhang, Huagui Liu

“…In this study, a total of 45 female Beijing-You chicken (BYC) hens, fed on the same diet, were collected at the slaughter age of 150, 300, or 450 days (D150, D300, and D450) from sexual maturation stage to culling stage (15 birds per age). Gas chromatography-mass spectrometry (GC-MS) and tandem mass tag labeling technology based on liquid chromatography mass spectrometry (TMT-LC-MS/MS) analysis strategies were applied to profile FA compositions and to compare differential expressed proteins (DEPs) between these different slaughter ages, respectively. …”
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Attenuation of Avian Flavivirus by Rewiring the Leucine and Serine Codons of Its E-NS1 Protein toward Stop Mutation To Redirect Virus Evolution by Jiaqi Guo, Yu He, Xiaoli Wang, Andres Merits, Mingshu Wang, Renyong Jia, Dekang Zhu, Mafeng Liu, Xinxin Zhao, Qiao Yang, Ying Wu, Shaqiu Zhang, Juan Huang, Sai Mao, Xumin Ou, Qun Gao, Di Sun, Bin Tian, Anchun Cheng, Shun Chen

“…We employed duck Tembusu virus (TMUV), a mosquito-borne flavivirus, to evaluate virus redirection. TMUV is native to birds and could infect mice by intracerebral injection, making it an experimental animal model to study flavivirus characteristics in vivo. …”
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Epidemiology and phylodynamics of multiple clades of H5N1 circulating in domestic duck farms in different production systems in Bangladesh by Ariful Islam, Ariful Islam, Mohammad Enayet Hossain, Emama Amin, Shariful Islam, Monjurul Islam, Md Abu Sayeed, Md Mehedi Hasan, Mojnu Miah, Mohammad Mahmudul Hassan, Mohammed Ziaur Rahman, Tahmina Shirin

“…Notably, clade 2.3.4.4b was introduced in ducks in Bangladesh by the end of the year 2020, which was genetically similar to viruses detected in wild birds in Japan, China, and Africa, indicating migration-associated transmission of an emerging panzootic clade. …”
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Production performance and survivability of six dual-purpose breeds of chicken under smallholder farmers' management practices in Nigeria by F. O. Ajayi, O. Bamidele, W. A. Hassan, U. Ogundu, A. Yakubu, O. O. Alabi, O. M. Akinsola, E. B. Sonaiya, O. A. Adebambo

“…On-farm data were obtained from 2100 smallholder poultry farmers that received an average of 30 birds (mixed sexes) of any one of the following dual-purpose breeds (Fulani, FUNAAB Alpha, Kuroiler, Noiler, Sasso and Shika-Brown) randomly allocated to them. …”
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Effects of linseed oil supplementation duration on fatty acid profile and fatty acid metabolism-related genes in the muscles of Chinese crested white ducks by Yang Zhang, Zhi Cao, Laidi Wang, Bingqiang Dong, Shangzong Qi, Xinlei Xu, Qiang Bao, Yu Zhang, Qi Xu, Guobin Chang, Guohong Chen

“…For this study, we selected 168 Chinese crested ducks at 28 days old and divided them into three groups, with 56 birds in each group. The linseed oil content in the different treatment groups was as follows: the control group (0% flaxseed oil), the 14d group (2% linseed oil), and the 28d group (2% linseed oil). …”
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Effects of dietary supplementation of fermented Artemisia argyi on growth performance, slaughter performance, and meat quality in broilers by Qiuxia Wang, Li Wang, Lingwei Li, Mengqiao Sun, Peng Li, Yan Yu, Yanhong Zhang, Zhiyong Xu, Pei Gao, Jinyou Ma, Xingyou Liu

“…Meanwhile, the meat quality of broilers in the group with fermented AA diets was also significantly improved. Birds in AA groups had higher a* value and lower shear force of breast muscle, especially the group supplementation with 3% fermented AA (P < 0.05). …”
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Detection of Plasmid-Mediated Colistin Resistant <i>mcr-1</i> Gene in <i>Escherichia coli</i> Isolated from Infected Chicken Livers in Nepal by Sayara Bista, Upendra Thapa Shrestha, Binod Dhungel, Pragya Koirala, Tulsi Ram Gompo, Nabaraj Shrestha, Nabaraj Adhikari, Dev Raj Joshi, Megha Raj Banjara, Bipin Adhikari, Komal Raj Rijal, Prakash Ghimire

“…The highest number (54%; 109/202) of <i>E. coli</i> isolates was obtained in the liver samples from poultry birds (of both types) aged less than forty days. …”
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Spatial distribution, movement, body damage, and feather condition of laying hens in a multi-tier system by P. Yin, Q. Tong, B.M. Li, W.C. Zheng, Y. Wang, H.Q. Peng, X.L. Xue, S.Q. Wei

“…However, focal hens from 1st tier had worse feather scores on wings and back, and shorter tibia length compared to other tiers suggesting that there were more lower ranking birds that located in lower tier to avoid competition, but had equal access to resource, which is good for their welfare and health. …”
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Effects of embryonic thermal manipulation on the immune response to post-hatch Escherichia coli challenge in broiler chicken by Mohammad Borhan Al-Zghoul, Ziad Waheed Jaradat, Mustafa M. Ababneh, Mohammad Ziad Okour, Khaled Musa Mohammad Saleh, Ayesha Alkofahi, Mohammad Hussien Alboom

“…The E. coli (serotype 078 with the dose of 1.5 × 105 colony-forming unit/mL) challenge was performed when the birds were 20 days old. Body weight and Tb measurements were taken on post-hatch days 20, 21, 23, and 25. …”
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H3K27ac chromatin acetylation and gene expression analysis reveal sex- and situs-related differences in developing chicken gonads by Yunqi Jiang, Zhelun Peng, Qiu Man, Sheng Wang, Xiaochen Huang, Lu Meng, Heng Wang, Guiyu Zhu

“…Abstract Background Birds exhibit a unique asymmetry in terms of gonad development. …”
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Muscle Metabolome Profiles in Woody Breast-(un)Affected Broilers: Effects of Quantum Blue Phytase-Enriched Diet by Elizabeth Greene, Reagan Cauble, Ahmed E. Dhamad, Michael T. Kidd, Byungwhi Kong, Sara M. Howard, Hector F. Castro, Shawn R. Campagna, Mike Bedford, Sami Dridi

“…The top disorder functions identified were organismal injury and abnormalities, cancer, skeletal and muscular disorders, connective tissue disorders, and inflammatory diseases. Breast tissues from birds fed with high dose (2,000 FTU) of QB phytase exhibited 22 metabolites with significantly different levels compared to the control group with a clear cluster using PLS-DA analysis. …”
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Effects of different rearing systems on intramuscular fat content, fatty acid composition, and lipid metabolism–related genes expression in breast and thigh muscles of Nonghua duck... by Yifan Guo, Xiang Guo, Yan Deng, Lumin Cheng, Shenqiang Hu, Hehe Liu, Jiwei Hu, Bo Hu, Liang Li, Hua He, Jiwen Wang

“…In this study, a total of 360 birds were randomly allocated into floor rearing system (FRS) and net rearing system (NRS) to compare their effects on intramuscular fat (IMF) deposition, fatty acid composition, and related gene expression in muscles of Nonghua ducks. …”
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Estimation of dietary manganese requirement for laying duck breeders: effects on productive and reproductive performance, egg quality, tibial characteristics, and serum biochemical... by Y.N. Zhang, S. Wang, X.B. Huang, K.C. Li, W. Chen, D. Ruan, W.G. Xia, S.L. Wang, K.F.M. Abouelezz, C.T. Zheng

“…A total of 504 Longyan duck breeders (body weight: 1.20 ± 0.02 kg) aged 17 wk were randomly allocated to 6 treatments. The birds were fed with a basal diet (Mn, 17.5 mg/kg) or diets supplemented with 20, 40, 80, 120, or 160 mg/kg of Mn (as MnSO4·H2O) for 18 wk. …”
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Selenium Nanoparticles Improved Intestinal Health Through Modulation of the NLRP3 Signaling Pathway by Yanhong Chen, Wei Wu, Huajin Zhou, Xingbo Liu, Shu Li, Yanbing Guo, Yuxin Li, Yongqiang Wang, Jianmin Yuan

“…A total of 480 1-day-old Arbor Acres broilers were randomly allotted to 5 treatments with 6 replications of 16 chicks each. Birds were fed with low selenium corn-soybean meal-based diets supplemented with 0.1, 0.2, 0.3, or 0.4 mg/kg of SeNPs. …”
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Feeding Bacillus subtilis ATCC19659 to Broiler Chickens Enhances Growth Performance and Immune Function by Modulating Intestinal Morphology and Cecum Microbiota by Taha M. Mohamed, Taha M. Mohamed, Weizhong Sun, Gifty Z. Bumbie, Abdelmotaleb A. Elokil, Khaled Abuelezz Fouad Mohammed, Rao Zebin, Ping Hu, Liuting Wu, Zhiru Tang

“…Each treatment comprised 6 replicates with 20 birds for each replicate pen. Chicks in the BS-5 and BS-3 groups had higher body weight at the 21st and 42nd days and average daily gain from 1 to 21 days than that in the CON group (p &lt; 0.05). …”
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Delayed access to feed early post-hatch affects the development and maturation of gastrointestinal tract microbiota in broiler chickens by Monika Proszkowiec-Weglarz, Katarzyna B. Miska, Laura E. Ellestad, Lori L. Schreier, Stanislaw Kahl, Nadia Darwish, Philip Campos, Jonathan Shao

“…Abstract Background The first two weeks of post-hatch (PH) growth in broilers (meat-type birds) are critical for gut development and microbiota colonization. …”
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