Negative / Null Result ReportMedicine
Suarez-Baquero DE, Boido D, Assali A et al. · 2026 · Nature communications
In brain gray matter, neurovascular coupling (NVC) maintains brain metabolism homeostasis by modulating blood flow according to neuronal activity. In white matter, the energy cost of information transmission along myelinated axons is…
View details →DOI: 10.1038/s41467-026-71656-w Negative / Null Result ReportMedicine
Ceja G, Spencer J, Crawford S et al. · 2026 · Journal of dairy science
The objective of this study was to quantify state-level differences in milk yield, milk component yields, and lactation curve characteristics across 8 major US dairy states, and to determine whether temperature-humidity index (THI)…
View details →DOI: 10.3168/jds.2026-28413 Negative / Null Result ReportMedicine
Shaw JR, Gray H, Xu Y et al. · 2026 · Blood advances
Prothrombin complex concentrates (PCC) are used off-label to treat direct factor Xa inhibitor (FXaI)-associated bleeding or before urgent surgery. GAUGE was a prospective observational cohort study of the effects of PCC on thrombin…
View details →DOI: 10.1182/bloodadvances.2026020203 Negative / Null Result ReportMedicine
Senangkhanikorn S, Morapun N, Samansee A et al. · 2026 · Journal of hospital medicine
Background Timely antibiotic administration is crucial for improving sepsis outcomes, but delays are common and multifactorial. Fever, a key feature of sepsis, is often treated with paracetamol, which may mask the condition and contribute…
View details →DOI: 10.1002/jhm.70347 Negative / Null Result ReportOpen accessMedicine
Kozlov SV, Agarwal SK, Guerin TM et al. · 2026 · Journal of neuroendocrinology
Metformin is a widely prescribed medication in the management of type 2 diabetes mellitus, and numerous epidemiological studies have indicated an association between metformin use and a reduced risk of certain cancers in diabetic…
View details →DOI: 10.1111/jne.70166 Negative / Null Result ReportMedicine
Arshad U, Johnson SJ, Fukumori R et al. · 2026 · Journal of dairy science
The objectives of this experiment were to determine the effects of replacing metabolizable Lys from porcine blood meal (PBM) with rumen-protected (RP) Lys (RPL) on lactation performance, ECM/DMI, N use efficiency (NUE; milk N/N intake),…
View details →DOI: 10.3168/jds.2025-27475 Negative / Null Result Report
Bento A, Rocha R, Vedovatto M et al. · 2026 · Preprint
The use of copaiba oil (COP) in ruminant nutrition is relatively recent, and results reported in the literature are still controversial. This study evaluated the effects of different concentrations of copaiba oil in the diet of steers on…
View details →DOI: 10.20944/preprints202604.0718.v1 Negative / Null Result ReportMedicine
Bjerregaard-Andersen M, Hostrup PE, Kolnes KJ et al. · 2026 · BMC endocrine disorders
Background A possible association between infection with the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and type 1 diabetes (T1D) development has been reported. Whether SARS-CoV-2 infection affects beta-cell loss in T1D…
View details →DOI: 10.1186/s12902-026-02358-z Negative / Null Result ReportMedicine
Komura S, Hirakawa A, Hirose H et al. · 2026 · The Journal of hand surgery
Purpose This study investigated the influence of preoperative intra-articular steroid injections on surgical outcomes of trapeziectomy with ligament reconstruction and tendon interposition (LRTI) arthroplasty and arthrodesis and aimed to…
View details →DOI: 10.1016/j.jhsa.2026.01.024 Negative / Null Result ReportMedicine
Obeidat BS, Al-Khazaleh J, Subih HS · 2026 · Animal Feed Science and Technology.
This study aimed to evaluate the effects of including varying amounts of coffee pulp (COP) in the diet on the growing lambs' meat quality, growth performance, nutrient digestibility, and slaughtering performance. In a random design,…
Negative / Null Result ReportMedicine
Keels JN, Babicheva V, McDonald IR et al. · 2026 · Cancers
Background/Objectives : We aimed to test two different visual arrays for helping individuals accurately interpret colorectal cancer risk in Lynch syndrome. We also sought to examine factors associated with intention to share genetic test…
View details →DOI: 10.3390/cancers18091369 Negative / Null Result ReportMedicine
Macêdo AKS, Thompson WA, Santos HB et al. · 2026 · Environmental toxicology
The dispersion of metals in the environment leads to the presence of metal mixtures in impacted ecosystems, but few studies have addressed their impact on early developmental processes in fish. Here, we investigated the effect of metal…
View details →DOI: 10.1002/tox.70102 Negative / Null Result ReportMedicine
Ogugua UV, Maluleke S, Goszczynska T et al. · 2026 · Potato Res..
The effect of the fall armyworm (FAW) (Spodoptera frugiperda) and the pathogenic bacterium Streptomyces resiliuntiscabiei, in combination or singly, on the morphological and physiological (growth, yield, and gas exchange), and metabolite…
Negative / Null Result Report
Welling J, Fischer L, Thums K et al. · 2026 · Preprint
Background. The lack of consequences for test-takers in educational large-scale assessments can lead to rapid guessing, a test-taking behavior characterized by unusually short response times. Despite its potential threat to the validity of…
View details →DOI: 10.31234/osf.io/tsvyf_v1 Negative / Null Result ReportMedicine
Arias M, Meyer M, Bundschuh M et al. · 2026 · Ecotoxicology and environmental safety
Leaf litter breakdown is a key ecosystem process in streams driven by detritivorous macroinvertebrates and microbial decomposers, but it can be disrupted by anthropogenic stressors. In this context, we examined the effects of the…
View details →DOI: 10.1016/j.ecoenv.2026.120205 Negative / Null Result Report
Ching ASM, Kim J, Davis C · 2026 · Preprint
This preregistered study investigated whether linguistic information can influence low-level visual perception. We argue that many previous studies supporting this view have significant shortcomings. Specifically, these studies conflate…
View details →DOI: 10.31234/osf.io/7erj2_v6 Negative / Null Result ReportMedicine
Ching ASM, Kim J, Davis C · 2026 · Cortex; a journal devoted to the study of the nervous system and behavior
This preregistered study investigated whether linguistic information can influence low-level visual perception. We argue that many previous studies supporting this view have significant shortcomings. Specifically, these studies conflate…
View details →DOI: 10.1016/j.cortex.2026.03.010 Negative / Null Result ReportMedicine
Sharma M, Srivastava A · 2026 · Annals of internal medicine
Clinical impact ratings GIM/FP/GP: [Formula: see text] Neurology: [Formula: see text] Hematology: [Formula: see text].
View details →DOI: 10.7326/annals-25-05308-jc Negative / Null Result ReportMedicine
Fusani B, Cardoso SD, Ramos A et al. · 2026 · General and comparative endocrinology
The looming stimulus is a widely used paradigm for investigating defensive behaviours in prey-predator contexts, as it simulates an approaching threat through the rapid expansion of a dark disk. Such stimuli typically evoke fight, flight,…
View details →DOI: 10.1016/j.ygcen.2026.114965 Negative / Null Result Report
Yucel A, Martin AK · 2026 · Preprint
This study investigated the hemispheric contributions of the inferior frontal gyrus (IFG) to word production across constrained and unconstrained tasks. In the present study, we used focal ring transcranial direct current stimulation…
View details →DOI: 10.64898/2026.06.12.731817 Negative / Null Result ReportOpen accessMedicine
Acho-Martínez YC, Hernández-García PA, Espinosa-Ayala E et al. · 2026 · Veterinary sciences
The objective of this study was to evaluate the effects of dietary inclusion of increasing levels of soybean oil on milk yield, milk composition, and milk fatty acid profile in dairy cows. The experiment was designed as a 4 × 4 double…
View details →DOI: 10.3390/vetsci13050456 Negative / Null Result ReportOpen accessMedicine
Yang Y, Hou M, Li M et al. · 2026 · Current research in toxicology
Background Due to its ability to inhibit the growth of hepatoma cells, brefeldin A (BFA) has been considered a promising drug candidate for liver cancer. However, there is limited research on its safety profile and potential impacts when…
View details →DOI: 10.1016/j.crtox.2026.100297 Negative / Null Result Report
Fiedler M, Vasquez Limeta A, Reyes-Sanchez E et al. · 2026 · Preprint
ABSTRACT Pathologic cardiac hypertrophy requires increased protein synthesis, but the mechanosensors that link membrane stretch to translational control remain poorly understood. Polycystin-1 (PC1), encoded by PKD1 , has been proposed as a…
View details →DOI: 10.64898/2026.03.21.713243 Negative / Null Result Report
Nguy K, lapadula t, Devue C · 2026 · Preprint
Exposure to multiple unique images of the same face enhances recognition. Using ambient pictures and videos, face-learning studies have shown improved generalization, suggesting more refined memory representations for faces exhibiting…
View details →DOI: 10.31234/osf.io/bytde_v1 Negative / Null Result ReportMedicine
McCarthy KM, Pierce KM, McKay ZC et al. · 2026 · Journal of dairy science
Concentrate feeds with a lower CP concentration are an effective means of reducing nitrogen (N) excretion from grazing dairy cows. Typically, imported feedstuffs such as soybean meal and maize are included in concentrate feeds to increase…
View details →DOI: 10.3168/jds.2025-27732 Negative / Null Result Report
Ching ASM, Kim J, Davis C · 2026 · Preprint
This preregistered study investigated whether linguistic information can influence low-level visual perception. We argue that many previous studies supporting this view have significant shortcomings. Specifically, these studies conflate…
View details →DOI: 10.31234/osf.io/7erj2_v5 Negative / Null Result ReportMedicine
Hackworth EE, Lastovich J, Carroll DM et al. · 2026 · Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco
Introduction In January 2025, the US FDA announced a proposed rule for a reduced nicotine standard (RNS) in cigarettes. Evidence suggests that the use of very low nicotine content (VLNC) cigarettes decreases cigarette use and tobacco…
View details →DOI: 10.1093/ntr/ntag070 Negative / Null Result ReportMedicine
Laporte M, Casper AM · 2026 · CBE life sciences education
Course-based undergraduate research experiences (CURE) have been proposed as a mechanism to increase persistence in science. However, most evidence for their impact comes from self-reported surveys conducted under conditions of volunteer…
View details →DOI: 10.1187/cbe.25-09-0213 Negative / Null Result ReportMedicine
Alhabli I, Ishaque N, Kate M et al. · 2026 · Journal of neurointerventional surgery
Background Thrombus migration can occur in patients receiving IV thrombolysis for acute stroke. This study compared the effects of IV tenecteplase (0.25 mg/kg) versus alteplase (0.9 mg/kg) on thrombus movement in patients undergoing…
View details →DOI: 10.1136/jnis-2025-023336 Negative / Null Result ReportMedicine
Costa A, Mulas O, Greco M et al. · 2026 · Annals of hematology
There is growing interest in the association between autoimmune diseases (AID) and myeloproliferative neoplasms (MPN), yet the specific clinical and prognostic implications of AID in myelofibrosis (MF) remain insufficiently characterized.…
View details →DOI: 10.1007/s00277-026-07128-4 