OOIR: Observatory of International Research

Papers

(The H4-Index of Animal Nutrition is 43. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-09-01 to 2025-09-01.)

Article	Citations
Editorial Board	212
The crucial role of lysine in the hepatic metabolism of growing Holstein dairy heifers as revealed by LC-MS-based untargeted metabolomics	208
Total amino acid level affects the results of standardized ileal digestibility assays for feed ingredients for swine	164
Effective protective agents against the organ toxicity of T-2 toxin and corresponding detoxification mechanisms: A narrative review	104
Effects of sex on fat deposition through gut microbiota and short-chain fatty acids in weaned pigs	95
Effects of dietary supplementation of Bacillus subtilis DSM 32315 on growth, immune response and acute ammonia stress tolerance of Nile tilapia (Oreochromis niloticus) fed with high or low protein die	95
Proteomic identification of ruminal epithelial protein expression profiles in response to starter feed supplementation in pre-weaned lambs	88
Effects of dietary astaxanthin supplementation on growth performance, antioxidant status, immune response, and intestinal health of rainbow trout (Oncorhynchus mykiss)	84
The uniqueness and superiority of energy utilization in yaks compared with cattle in the highlands: A review	84
Dietary fibre effects and the interplay with exogenous carbohydrases in poultry nutrition	83
Integrated analysis of multi-tissues lipidome and gut microbiome reveals microbiota-induced shifts on lipid metabolism in pigs	77
Targeting gut microbiota and metabolism profiles with coated sodium butyrate to ameliorate high-energy and low-protein diet-induced intestinal barrier dysfunction in laying hens	76
Effects of Haematococcus pluvialis on growth performance, hepatopancreatic transcriptome and resistance to ammonia-nitrogen stress of pacific white shrimp (Litopenaeus vannamei)	74
Hericium erinaceus polysaccharides improve eggshell quality by improving uterine health and modulating uterine microbiota in aged hens	73
Low rumen degradable starch promotes the growth performance of goats by increasing protein synthesis in skeletal muscle via the AMPK-mTOR pathway	71
Organic acid blends improve intestinal integrity, modulate short-chain fatty acids profiles and alter microbiota of broilers under necrotic enteritis challenge	68
Dietary supplementation of ferrous glycinate improves intestinal barrier function by modulating microbiota composition in Cherry Valley ducks	67
Serum metabolomics analysis reveals a novel association between maternal metabolism and fetal survival in sows fed diets containing differing methionine levels and sources	67
Transcriptome analysis reveals modulations in glycosylation profiles of the mucosal barrier and their potential interaction with gut microbiota in weaned piglets	66
Current experimental models, assessment and dietary modulations of intestinal permeability in broiler chickens	65
Dietary sodium acetate and sodium butyrate attenuate intestinal damage and improve lipid metabolism in juvenile largemouth bass (Micropterus salmoides) fed a high carbohydrate diet by reducing endopla	64
Editorial Board	63
Evaluating the efficacy of compound probiotics as an antibiotic alternative: A comprehensive analysis of growth performance and intestinal health via feed and water routes	62
Hydroxy-selenomethionine helps cows to overcome heat stress by enhancing antioxidant capacity and alleviating blood-milk barrier damage	56
Milk selenium content and speciation in response to supranutritional selenium yeast supplementation in cows	55

Enhancing growth, liver health, and bile acid metabolism of tilapia (Oreochromis niloticus) through combined cholesterol and bile acid supplementation in plant-based diets	55
Attrition of amino acids in the life span of broiler chickens	54
Nano-chromium picolinate and heat stress enhance insulin sensitivity in cross-bred sheep	54
Monascus purpureus M-32 fermented soybean meal improves the growth, immunity parameters, intestinal morphology, disease resistance, intestinal microbiota and metabolome in Pacific white shrimp (Litope	54
Calcium overload and reactive oxygen species accumulation induced by selenium deficiency promote autophagy in swine small intestine	51
Saccharomyces cerevisiae and Kluyveromyces marxianus yeast co-cultures modulate the ruminal microbiome and metabolite availability to enhance rumen barrier function and growth performance in weaned la	51
Dietary N-carbamylglutamate and L-arginine supplementation improves redox status and suppresses apoptosis in the colon of intrauterine growth-retarded suckling lambs	51
Dietary supplementation with n-3 polyunsaturated fatty acids: Effects on reproductive and productive performance and meat quality in rabbit breeding	50
Corrigendum to “Point-of-care testing for lysine concentration in swine serum via blue-emissive carbon dots entrapped microfluidic chip” [Animal Nutrition 12 (2023) 236–244]	50
N-carbamoylglutamate improves lipid metabolism, inflammation, and apoptosis responses in visceral adipocytes of Japanese seabass (Lateolabrax japonicus), in vivo and in vitro	48
An emerging role of vitamin D3 in amino acid absorption in different intestinal segments of on-growing grass carp (Ctenopharyngodon idella)	48
Inhibition of pyruvate dehydrogenase kinase improves carbohydrate utilization in Nile tilapia by regulating PDK2/4-PDHE1α axis and insulin sensitivity	47
Influence of previous plane of nutrition on molecular mechanisms regulating the expression of urea and water metabolism related genes in the rumen and kidney of finishing crossbred Angus steers	47
Fat deposition and partitioning for meat production in cattle and sheep	47
Dietary supplementation with 2-hydroxy-4-methyl(thio) butanoic acid and DL-methionine improves productive performance, egg quality and redox status of commercial laying ducks	47
Supplementation of specific insoluble fibres partially attenuates compromised growth performance of broilers fed wheat-based reduced crude protein diets	45
Dose-dependent inhibitory effects of an investigational feed additive containing bromoform on methane emissions from cattle fed fresh pasture	45
The role of seaweed as a potential dietary supplementation for enteric methane mitigation in ruminants: Challenges and opportunities	44
The direct and gut microbiota-mediated effects of dietary bile acids on the improvement of gut barriers in largemouth bass (Micropterus salmoides)	43