OOIR: Observatory of International Research

Papers

(The H4-Index of Animal Nutrition is 36. 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 2021-02-01 to 2025-02-01.)

Article	Citations
Characterization of a novel bifunctional enzyme from buffalo rumen metagenome and its effect on in vitro ruminal fermentation and microbial community composition	122
Responses in splanchnic and mammary amino acid metabolism to short-term graded removal of methionine in lactating goats	106
Reducing dietary sodium of dairy cows fed a low-roughages diet affect intake and feed efficiency, but not yield	105
Identification of gut microbes associated with feed efficiency by daily-phase feeding strategy in growing-finishing pigs	78
Editorial Board	74
MRCKα is a novel regulator of prolactin-induced lactogenesis in bovine mammary epithelial cells	72
Wheat silage partially replacing oaten hay exhibited greater feed efficiency and fibre digestion despite low feed intake by feedlot lambs	68
The influence of non-bound amino acid inclusions and starch-protein digestive dynamics on growth performance of broiler chickens offered wheat-based diets with two crude protein concentrations	65
Editorial Board	65
Dietary copper requirement of broilers fed a corn-soybean meal diet during 22–42 d of age	61
Dietary crude protein time-dependently modulates the bacterial community and metabolites and changes dietary nutrient efficiency in growing pigs	61
Acid tolerance of lactate-utilizing bacteria of the order Bacteroidales contributes to prevention of ruminal acidosis in goats adapted to a high-concentrate diet	58
Probiotic Escherichia coli Nissle 1917 protect chicks from damage caused by Salmonella enterica serovar Enteritidis colonization	55
Feasibility of feeding cadmium accumulator maize (Zea mays L.) to beef cattle: Discovering a strategy for eliminating phytoremediation residues	53
Tolerance and safety evaluation of sodium sulfate: A subchronic study in laying hens	53
Alterations on vitamin C synthesis and transportation and egg deposition induced by dietary vitamin C supplementation in Hy-Line Brown layer model	51
Influence of barley inclusion method and protease supplementation on growth performance, nutrient utilisation, and gastrointestinal tract development in broiler starters	49
Fate of undigested proteins in the pig large intestine: What impact on the colon epithelium?	49
Dietary dihydroartemisinin supplementation alleviates intestinal inflammatory injury through TLR4/NOD/NF-κB signaling pathway in weaned piglets with intrauterine growth retardation	49
Early weaning leads to the remodeling of lipid profile in piglet jejunal crypt cells during post-weaning days	48
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	48
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	46
Protease supplementation reduced the heat increment of feed and improved energy and nitrogen partitioning in broilers fed maize-based diets with supplemental phytase and xylanase	45
The crucial role of lysine in the hepatic metabolism of growing Holstein dairy heifers as revealed by LC-MS-based untargeted metabolomics	44
Effects of dietary supplementation with essential oils and protease on growth performance, antioxidation, inflammation and intestinal function of weaned pigs	41

Dietary Litsea cubeba essential oil supplementation improves growth performance and intestinal health of weaned piglets	41
Urea transport and hydrolysis in the rumen: A review	40
Effects of dietary barley inclusion and glucanase supplementation on the production performance, egg quality and digestive functions in laying ducks	39
Dietary fat and carbohydrate-balancing the lactation performance and methane emissions in the dairy cow industry: A meta-analysis	39
Effects of essential oils on economically important characteristics of ruminant species: A comprehensive review	39
Supplementing N-carbamoylglutamate in late gestation increases newborn calf weight by enhanced placental expression of mTOR and angiogenesis factor genes in dairy cows	39
Effects of sex on fat deposition through gut microbiota and short-chain fatty acids in weaned pigs	38
A preliminary study of dietary protein requirement of juvenile marbled flounder (Pseudopleuronectes yokohamae)	37
Transcriptome analysis of adipose tissue and muscle of Laiwu and Duroc pigs	37
Screening for probiotic characters in lactobacilli isolated from chickens revealed the intra-species diversity of Lactobacillus brevis	37
Proteomic identification of ruminal epithelial protein expression profiles in response to starter feed supplementation in pre-weaned lambs	36