OOIR: Observatory of International Research

Papers

(The H4-Index of Animal Nutrition is 39. 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 2021-04-01 to 2025-04-01.)

Article	Citations
Characterization of a novel bifunctional enzyme from buffalo rumen metagenome and its effect on in vitro ruminal fermentation and microbial community composition	158
Responses in splanchnic and mammary amino acid metabolism to short-term graded removal of methionine in lactating goats	153
Reducing dietary sodium of dairy cows fed a low-roughages diet affect intake and feed efficiency, but not yield	137
Editorial Board	89
MRCKα is a novel regulator of prolactin-induced lactogenesis in bovine mammary epithelial cells	86
Wheat silage partially replacing oaten hay exhibited greater feed efficiency and fibre digestion despite low feed intake by feedlot lambs	85
Editorial Board	74
Feasibility of feeding cadmium accumulator maize (Zea mays L.) to beef cattle: Discovering a strategy for eliminating phytoremediation residues	71
Supplementation of lentinan improves lactation performance by altering ruminal microorganisms and metabolites in dairy cows	70
Alterations on vitamin C synthesis and transportation and egg deposition induced by dietary vitamin C supplementation in Hy-Line Brown layer model	65
Influence of barley inclusion method and protease supplementation on growth performance, nutrient utilisation, and gastrointestinal tract development in broiler starters	61
Dietary inositol supplementation improves meat quality by modulating amino acid metabolism and gut microbiota composition of finishing pigs	61
Influences of lauric acid addition on performance, nutrient digestibility and proteins related to mammary gland development in dairy cows	60
Determination of optimal dietary selenium levels by full expression of selenoproteins in various tissues of broilers from 22 to 42 d of age	58
Effects of essential oils on economically important characteristics of ruminant species: A comprehensive review	58
Acid tolerance of lactate-utilizing bacteria of the order Bacteroidales contributes to prevention of ruminal acidosis in goats adapted to a high-concentrate diet	56
Dietary copper requirement of broilers fed a corn-soybean meal diet during 22–42 d of age	54
Neonatal vitamin A but not retinoic acid administration increases intramuscular adipocyte number in sheep by promoting vascularization	54
Artificial parasin I protein (API) supplementation improves growth performance and intestinal health in weaned piglets challenged with enterotoxigenic Escherichia coli	54
Non-starch polysaccharide-degrading enzymes may improve performance when included in wheat- but not maize-based diets fed to broiler chickens under subclinical necrotic enteritis challenge	53
Dietary dihydroartemisinin supplementation alleviates intestinal inflammatory injury through TLR4/NOD/NF-κB signaling pathway in weaned piglets with intrauterine growth retardation	53
Starch supplementation improves the reproductive performance of sows in different glucose tolerance status	51
Integrated analysis of multi-tissues lipidome and gut microbiome reveals microbiota-induced shifts on lipid metabolism in pigs	49
Vitamin A injection at birth improves muscle growth in lambs	49
Effect of fermented rapeseed meal on growth performance, nutrient digestibility, and intestinal health in growing pigs	47

Nutritional stimulation by in-ovo feeding modulates cellular proliferation and differentiation in the small intestinal epithelium of chicks	46
A preliminary study of dietary protein requirement of juvenile marbled flounder (Pseudopleuronectes yokohamae)	46
Regulation of pancreatic exocrine in ruminants and the related mechanism: The signal transduction and more	44
Retinoic acid alleviates rotavirus-induced intestinal damage by regulating redox homeostasis and autophagic flux in piglets	43
Partially substituting alfalfa hay with hemp forage in the diet of goats improved feed efficiency, ruminal fermentation pattern and microbial profiles	43
Proteomic identification of ruminal epithelial protein expression profiles in response to starter feed supplementation in pre-weaned lambs	43
Use of 25-hydroxyvitamin D3 in diets for sows: A review	42
Effect of changing the proportion of C16:0 and cis-9 C18:1 in fat supplements on rumen fermentation, glucose and lipid metabolism, antioxidation capacity, and visceral fatty acid profile in finishing	41
Dietary fat and carbohydrate-balancing the lactation performance and methane emissions in the dairy cow industry: A meta-analysis	41
Transcriptome analysis of adipose tissue and muscle of Laiwu and Duroc pigs	41
Transcriptomic and metabolomic insights into the roles of exogenous β-hydroxybutyrate acid for the development of rumen epithelium in young goats	41
Probiotic Escherichia coli Nissle 1917 protect chicks from damage caused by Salmonella enterica serovar Enteritidis colonization	40
Maternal intake restriction programs the energy metabolism, clock circadian regulator and mTOR signals in the skeletal muscles of goat offspring probably via the protein kinase A-cAMP-responsive eleme	40
Dietary fishmeal replacement by Clostridium autoethanogenum protein meal influences the nutritional and sensory quality of turbot (Scophthalmus maximus) via the TOR/AAR/AMPK pathways	40
Rumen microbiota succession throughout the perinatal period and its association with postpartum production traits in dairy cows: A review	39
Reduction of dietary crude protein and feed form: Impact on broiler litter quality, ammonia concentrations, excreta composition, performance, welfare, and meat quality	39
Feeding Bacillus-based probiotics to gestating and lactating sows is an efficient method for improving immunity, gut functional status and biofilm formation by probiotic bacteria in piglets at weaning	39
Dietary emodin alleviates lipopolysaccharide-induced intestinal mucosal barrier injury by regulating gut microbiota in piglets	39
Increasing concentrations of dietary threonine, tryptophan, and glycine improve growth performance and intestinal health with decreasing stress responses in broiler chickens raised under multiple stre	39