OOIR: Observatory of International Research

Papers

(The H4-Index of Expert Opinion on Drug Delivery is 32. 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 2022-08-01 to 2026-08-01.)

Article	Citations
How can nanoemulsions be used for photosensitizer drug delivery?	138
Calcium phosphate coated nanoparticles for drug delivery: where are we now?	106
Challenges and opportunities in neurometabolic disease treatment with enzyme delivery	85
Dose accuracy of the follitropin alfa pen injector 2.0, the follitropin alfa:lutropin alfa 2:1 combination pen injector 2.0 and the choriogonadotropin alfa pen injector 1.0 used for fertility treatmen	76
Receptor-mediated nose-to-brain delivery of drug combination-loaded polymeric nanocarriers for the treatment of glioblastoma- current progress and future perspectives part II: polymeric nanocarriers f	63
Artificial Intelligence’s role in colon-targeted drug delivery	61
All eyes on semifluorinated alkanes: a comprehensive review of the influence of semifluorinated alkane eyedrops on tear film stabilization and drug delivery in dry eye disease	58
The quest to deliver high-dose rifampicin: can the inhaled approach help?	57
Brain delivery enabled by transient blood–brain barrier disruption induced by regadenoson: a PET imaging study	53
Needle-free injection of basal insulin improves fasting glucose variability as assessed by continuous glucose monitoring in T2DM: a prospective randomized multicenter open-label crossover study	51
Intranasal delivery of glucagon-like peptide-1 to the brain for obesity treatment: opportunities and challenges	50
An update on the port delivery system with ranibizumab for retinal diseases	48
Theranostic metallic nanoconjugates for colorectal cancer: targeting strategies, imaging modalities, and translational challenges	47
Drug penetration in solid tumors: influence of drug size and capillary architecture	46
Hydrogel-based drug delivery systems for oral mucositis: a systematic review of preclinical models and translational perspectives	43
Iontophoresis for the cutaneous delivery of nanoentraped drugs	43
A tale of nucleic acid–ionizable lipid nanoparticles: Design and manufacturing technology and advancement	42
Self-assembled structures of ascorbic acid derivatives: encapsulation properties and controlled drug delivery applications	41
Nanominerals: a multifaceted biomaterial for regenerative medicine and drug delivery	41
Assessment of adherence to, and persistence with, an electromechanical autoinjector for subcutaneous interferon beta-1a injections for multiple sclerosis treatment over 3 years	41
Nuclear medicine imaging methods as novel tools in the assessment of pulmonary drug disposition	40
How can we optimize the delivery of IL-2 to traumatic brain injury patients?	38
Pre-ANDA strategy and Human Factors activities to de-risk pharmaceutical companies ANDA submission of drug–device combination products: case study of a formative Comparative Use Human Factors study	37
Hydrophobic ion pairing-based self-emulsifying drug delivery systems: a new strategy for improving the therapeutic efficacy of water-soluble drugs	36
Recent advances in the use of liquid crystalline nanoparticles for non-small cell lung cancer treatment	35

Current insights into polymeric micelles for nasal drug delivery	35
Mechanistic and translational frontiers on “VEGF and TKI inhibitor axitinib” : unfolding drug delivery approaches and opportunities in cancer therapy	35
Enhanced skin drug delivery using dissolving microneedles: a potential approach for the management of skin disorders	35
Penetration enhancer–containing vesicles (PEVs): from deformable liposomes to barrier-modulating delivery platforms across multiple administration routes	34
Small patients, big challenges: navigating pediatric drug manipulations to prevent medication errors - a comprehensive review	33
Peptide amphiphile nanofibers: advanced drug delivery platforms for cardiovascular therapeutics	33
Do the chitosan nanoparticles really augment the drugs’ transdermal fluxes: ending the debate using meta-analysis	33
Innovative insight into the mechanism of enantioselective skin permeation for chiral drugs	32
Engineering polycaprolactone nanowires for pharmacologic efficacy	32
Acetalated dextran: a novel delivery platform for particle-based vaccines	32