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Research Output 1993 2018

2018
1 Citations

Comparison of patient (POEM), observer (EASI, SASSAD, TIS) and corneometry measures of emollient effectiveness in children with eczema: findings from the COMET feasibility trial

Ridd, M. J., Gaunt, D. M., Guy, R. H., Redmond, N. M., Garfield, K., Hollinghurst, S., Ball, N., Shaw, L., Purdy, S. & Metcalfe, C., 1 Aug 2018, In : British Journal of Dermatology. 179, 2, p. 362-370 9 p.

Research output: Contribution to journalArticle

Emollients
Eczema
Atopic Dermatitis
Outcome Assessment (Health Care)
7 Citations

Non-invasive, transdermal, path-selective and specific glucose monitoring via a graphene-based platform

Lipani, L., Dupont, B. G. R., Doungmene, F., Marken, F., Tyrrell, R. M., Guy, R. H. & Ilie, A., 1 Jun 2018, In : Nature Nanotechnology. 13, p. 501-511

Research output: Contribution to journalArticle

Open Access
File
Graphite
glucose
Graphene
Glucose
graphene

Potential of iontophoresis as a drug delivery method for midazolam in pediatrics

Djabri, A., Guy, R. & Delgado-Charro, M., 5 Dec 2018, In : European Journal of Pharmaceutical Sciences. 128, p. 137-143 7 p.

Research output: Contribution to journalArticle

Topical bio(in)equivalence of metronidazole formulations in vivo

Pedon de Araujo, T., Moura Fittipaldi, I., Galindo Bedor, D. C., Ludna Duarte, M., Cordery, S., Guy, R., Delgado-Charro, M., Pereira de Santana, D. & Bastos Leal, L., 25 Apr 2018, In : International Journal of Pharmaceutics. 541, p. 167-172 6 p.

Research output: Contribution to journalArticle

Metronidazole
Cornea
Skin
Pharmaceutical Preparations
Biological Availability
2017
4 Citations

Bioequivalence methodologies for topical drug products: in vitro and ex vivo studies with a cortiscosteroid and an anti-fungal drug

Bastos Leal, L., Cordery, S. F., Delgado-Charro, M. B., Bunge, A. L. & Guy, R. H., Apr 2017, In : Pharmaceutical Research. 34, 4, p. 730-737 8 p.

Research output: Contribution to journalArticle

Open Access

Optical Drilling of the Human Nail Plate to Facilitate Transungual Drug Delivery

Vanstone, S., May 2017, 149 p.

Research output: ThesisDoctoral Thesis

Open Access
File
drilling
delivery
drugs
damage
porosity

Precise laser poration to control drug delivery into and through human nail

Vanstone, S., Cordery, S., Stone, J., Gordeev, S. & Guy, R., 28 Dec 2017, In : Journal of Controlled Release. 268, p. 72-77 6 p.

Research output: Contribution to journalArticle

Open Access
File
Drug and Narcotic Control
Nails
Lasers
Pharmaceutical Preparations
Nail Diseases

Quantification of Dermal Absorption of Pesticides from Dried Residues

Clarke, J., 20 Nov 2017, 157 p.

Research output: ThesisDoctoral Thesis

Open Access
File
Skin Absorption
Pesticide Residues
Pesticides
Skin
Membranes

Retrospective Drug Testing: Can the Skin Provide a Record of Drug Taking History?

Jones, J., Jan 2017, 175 p.

Research output: ThesisDoctoral Thesis

Open Access
File
Skin
Pharmaceutical Preparations
Drug Monitoring
Patient Compliance
Compliance
1 Citations

Reverse iontophoretic extraction of metabolites from living plants and their identification by ion-chromatography coupled to high resolution mass spectrometry

Gonzalez-Sanchez, M. I., McCullagh, J., Guy, R. & Compton, R., May 2017, In : Phytochemical Analysis. 28, 3, p. 195-201 7 p.

Research output: Contribution to journalArticle

Ion chromatography
ion exchange chromatography
Metabolites
Mass spectrometry
Chromatography
4 Citations

Topical bioavailability of diclofenac from locally-acting, dermatological formulations

Cordery, S. F., Pensado, A., Chiu, W. S., Shehab, M. Z., Bunge, A. L., Delgado-Charro, M. B. & Guy, R. H., 30 Aug 2017, In : International Journal of Pharmaceutics. 529, 1-2, p. 55-64 10 p.

Research output: Contribution to journalArticle

Open Access
File
Diclofenac
Biological Availability
Skin
Pharmaceutical Preparations
Cornea
2016
13 Citations

Assessing the safety of cosmetic chemicals: consideration of a flux decision tree to predict dermally delivered systemic dose for comparison with oral TTC (Threshold of Toxicological Concern)

Williams, F. M., Rothe, H., Barrett, G., Chiodini, A., Whyte, J., Cronin, M. T. D., Monteiro-Riviere, N. A., Plautz, J., Roper, C., Westerhout, J., Yang, C. & Guy, R. H., 1 Apr 2016, In : Regulatory Toxicology and Pharmacology. 76, p. 174-186 13 p.

Research output: Contribution to journalArticle

Open Access
Chemical Safety
Decision Trees
Cosmetics
Decision trees
Toxicology

Choice of moisturiser for eczema treatment (COMET): feasibility study of a randomised controlled parallel group trial in children recruited from primary care

Ridd, M., Garfield, K., Gaunt, D., Hollinghurst, S., Redmond, N., Powell, K., Wilson, V., Guy, R., Ball, N., Shaw, L., Purdy, S. & Metcalfe, C., 16 Nov 2016, In : BMJ Open. 6, 11, 9 p., e012021.

Research output: Contribution to journalArticle

Open Access
Emollients
Eczema
Feasibility Studies
Primary Health Care
Therapeutics
8 Citations

Femtosecond pulsed laser ablation to enhance drug delivery across the skin

Garvie-Cook, H., Stone, J. M., Yu, F., Guy, R. H. & Gordeev, S. N., Jan 2016, In : Journal of Biophotonics. 9, 1-2, p. 144-154

Research output: Contribution to journalArticle

Laser Therapy
inks
Laser ablation
Pulsed lasers
Drug delivery
4 Citations
Open Access
File
oxidized cellulose
Ibuprofen
Gels
Skin
Cornea
9 Citations

Managing diabetes through the skin: Diagnostic devices

Guy, R., Jun 2016, In : Nature Nanotechnology. 11, 6, p. 493-494 2 p.

Research output: Contribution to journalArticle

Open Access
File
Medical problems
Gold
Skin
sweat
Controlled drug delivery
3 Citations

Modelling drug flux through microporated skin

Rzhevskiy, A. S., Guy, R. H. & Anissimov, Y. G., 10 Nov 2016, In : Journal of Controlled Release. 241, p. 194-199 6 p.

Research output: Contribution to journalArticle

Open Access
File
Drug Design
Skin
Pharmaceutical Preparations
Theoretical Models
Molecular Weight
File
Phenylalanine
Skin
Blood
Amino Acids
Monitoring
6 Citations

The potential of polymeric film-forming systems as sustained delivery platforms for topical drugs

Frederiksen, K., Guy, R. H. & Petersson, K., 2016, In : Expert Opinion on Drug Delivery. 13, 3, p. 349-360

Research output: Contribution to journalArticle

Open Access
File
Skin
Patient Compliance
Pharmaceutical Preparations
Expert Testimony
Drug Delivery Systems
2015
3 Citations

Biophysical elucidation of the mechanism of enhanced drug release and topical delivery from polymeric film-forming systems

Garvie-Cook, H., Frederiksen, K., Petersson, K., Guy, R. & Gordeev, S., 28 Aug 2015, In : Journal of Controlled Release. 212, p. 103-112 10 p.

Research output: Contribution to journalArticle

Open Access
File
Betamethasone Valerate
Triglycerides
Polymers
Skin
Raman Spectrum Analysis
8 Citations

Characterization of Topical Film-Forming Systems Using Atomic Force Microscopy and Raman Microspectroscopy

Garvie-cook, H., Frederiksen, K., Petersson, K., Guy, R. H. & Gordeev, S., Mar 2015, In : Molecular Pharmaceutics. 12, 3, p. 751-757 7 p.

Research output: Contribution to journalArticle

Open Access
File
Plasticizers
Atomic Force Microscopy
Elastic Modulus
Betamethasone Valerate
Skin
10 Citations

Choice of Moisturiser for Eczema Treatment (COMET): Study protocol for a randomized controlled trial

Ridd, M. J., Redmond, N. M., Hollinghurst, S., Ball, N., Shaw, L., Guy, R., Wilson, V., Metcalfe, C. & Purdy, S., 15 Jul 2015, In : Trials. 16, 304.

Research output: Contribution to journalArticle

Open Access
File
Emollients
Eczema
Clinical Protocols
Randomized Controlled Trials
Feasibility Studies
14 Citations

Development and in vitro evaluation of lipid nanoparticle-based dressings for topical treatment of chronic wounds

Gainza, G., Chu, W. S., Guy, R. H., Pedraz, J. L., Hernandez, R. M., Delgado-Charro, B. & Igartua, M., 25 Jul 2015, In : International Journal of Pharmaceutics. 490, 1-2, p. 404-411 8 p.

Research output: Contribution to journalArticle

File
Bandages
Nanoparticles
Lipids
Wounds and Injuries
Fibrin
15 Citations

Drug delivery into microneedle-porated nails from nanoparticle reservoirs

Chiu, W. S., Belsey, N. A., Garrett, N. L., Moger, J., Price, G. J., Delgado-Charro, M. B. & Guy, R. H., 28 Dec 2015, In : Journal of Controlled Release. 220, A, p. 98-106 9 p.

Research output: Contribution to journalArticle

Open Access
File
Nails
Nanoparticles
Pharmaceutical Preparations
Raman Spectrum Analysis
Optical Imaging
21 Citations
Open Access
File
Plasticizers
Drug Delivery Systems
Betamethasone Valerate
Skin
Polymers
9 Citations

In situ detection of salicylate in Ocimum basilicum plant leaves via reverse iontophoresis

González-Sánchez, M. I., Lee, P. T., Guy, R. H. & Compton, R. G., 28 Nov 2015, In : Chemical Communications. 51, 92, p. 16534-16536 3 p.

Research output: Contribution to journalArticle

Open Access
File
Salicylates
Cyclic voltammetry
Electrodes
Chemical analysis
Iontophoresis
1 Citations

In vitro method to quantify dermal absorption of pesticide residues

Clarke, J. F., Cordery, S. F., Morgan, N. A., Knowles, P. K. & Guy, R. H., 16 Feb 2015, In : Chemical Research in Toxicology. 28, 2, p. 166-168

Research output: Contribution to journalArticle

Open Access
File
15 Citations

Iontophoresis of minoxidil sulphate loaded microparticles, a strategy for follicular drug targeting?

Gelfuso, G. M., Barros, M. A. D. O., Delgado-Charro, M. B., Guy, R. H. & Lopez, R. F. V., Oct 2015, In : Colloids and Surfaces B: Biointerfaces. 134, p. 408-412 5 p.

Research output: Contribution to journalArticle

Open Access
File
Iontophoresis
microparticles
Drug Delivery Systems
Hair Follicle
hair
1 Citations

Iontophoretic transdermal sampling of iohexol as a noninvasive tool to assess glomerular filtration rate

Djabri, A., van’t Hoff, W., Brock, P., Wong, I. C. K., Guy, R. & Delgado-Charro, B., 1 Feb 2015, In : Pharmaceutical Research. 32, 2, p. 590-603

Research output: Contribution to journalArticle

Open Access
File
Iohexol
Iontophoresis
Glomerular Filtration Rate
Sampling
Pediatrics
21 Citations

Molecular diffusion in the human nail measured by stimulated Raman scattering microscopy

Chiu, W-S., Belsey, N., Garrett, N. L., Moger, J., Delgado-Charro, M. & Guy, R., 15 May 2015, In : Proceedings of the National Academy of Sciences of the United States of America. 112, 25, p. 7725-7730

Research output: Contribution to journalArticle

Open Access
File
Raman Spectrum Analysis
Nails
Microscopy
Nail Diseases
Propylene Glycol

Non-invasive, transdermal, path-selective and highly specific glucose monitoring on a graphene platform

Dupont, B., Sep 2015, (Unpublished) 200 p.

Research output: ThesisDoctoral Thesis

File

Oxidised Cellulose Gels and Films for Encapsulation and Release

Celebi, D., May 2015, (Unpublished)

Research output: ThesisDoctoral Thesis

File
5 Citations
Open Access
File
Petasites
Clerodendrum
Vanillic Acid
Medicinal Plants
Cornea
2014
23 Citations
Open Access
File
Buprenorphine
Naltrexone
Drug Combinations
Cocaine
Morphine
24 Citations
Open Access
File
Petasites
Clerodendrum
Vanillic Acid
Apigenin
Skin
4 Citations

Characterisation of skin barrier function using bioengineering and biophysical techniques

Yang, Q. & Guy, R. H., 5 Aug 2014, In : Pharmaceutical Research. 32, 2, p. 445-457

Research output: Contribution to journalArticle

Open Access
File
Bioengineering
Forehead
Cornea
Skin
Forearm
30 Citations

Effective use of transdermal drug delivery in children

Delgado-Charro, M. B. & Guy, R. H., 30 Jun 2014, In : Advanced Drug Delivery Reviews. 73, p. 63-82

Research output: Contribution to journalReview article

File
Pediatrics
Pharmaceutical Preparations
Skin
Cutaneous Administration
Transdermal Patch
34 Citations

Evaluation of drug delivery to intact and porated skin by coherent Raman scattering and fluorescence microscopies

Belsey, N. A., Garrett, N. L., Contreras-Rojas, L. R., Pickup-Gerlaugh, A. J., Price, G. J., Moger, J. & Guy, R. H., 28 Jan 2014, In : Journal of Controlled Release. 174, 28, p. 37-42

Research output: Contribution to journalArticle

Open Access
File
Drug Evaluation
Raman Spectrum Analysis
Fluorescence Microscopy
Skin
Microscopy
3 Citations

Serious photocontact dermatitis induced by topical ketoprofen depends on the formulation

Guy, R. H., Kuma, H. & Nakanishi, M., May 2014, In : European Journal of Dermatology. 24, 3, p. 365-371 7 p.

Research output: Contribution to journalArticle

Open Access
File
Photoallergic Dermatitis
Ketoprofen
Photosensitivity Disorders
Phototoxic Dermatitis
Photolysis
70 Citations

Transdermal drug delivery: 30 + years of war and still fighting!

Wiedersberg, S. & Guy, R. H., 28 Sep 2014, In : Journal of Controlled Release. 190, p. 150-156

Research output: Contribution to journalArticle

Open Access
File
Pharmaceutical Preparations
Cutaneous Administration
Skin
Technology
Research

Visualization of the mechanism(s) of drug transport and delivery into and through the nail

Chiu, W-S., Oct 2014, 235 p.

Research output: ThesisDoctoral Thesis

Open Access
File
2013
8 Citations
Open Access
File
Dielectric Spectroscopy
Iontophoresis
Nails
Permeation
Hydration

Formulation Optimization for the Topical Delivery of Active Agents in Traditional Medicines

Thitilertdecha, P., Apr 2013, (Unpublished) 229 p.

Research output: ThesisDoctoral Thesis

File
Vanillic Acid
Petasites
Traditional Medicine
Skin
ferulic acid
18 Citations

Iontophoresis-targeted, follicular delivery of minoxidil sulfate for the treatment of alopecia

Gelfuso, G. M., Gratieri, T., Delgado-Charro, M. B., Guy, R. H. & Vianna Lopez, R. F., 1 May 2013, In : Journal of Pharmaceutical Sciences. 102, 5, p. 1488-1494

Research output: Contribution to journalArticle

Iontophoresis
Alopecia
Minoxidil
Sulfates
Hair Follicle
11 Citations

Mechanical tomography of human corneocytes with a nanoneedle

Beard, J. D., Guy, R. H. & Gordeev, S. N., Jun 2013, In : Journal Of Investigative Dermatology. 133, 6, p. 1565-1571 7 p.

Research output: Contribution to journalArticle

Open Access
File
Nanoneedles
Atomic Force Microscopy
Tomography
Atomic force microscopy
Mechanical properties

Method for non-invasively determining the relative levels of two biological substances. T3

Delgado-Charro, M. & Guy, R., 4 Feb 2013, Patent No. ES2394691T, Priority date 22 Jun 2001, Priority No. EP01114750

Research output: Patent

Products in "Bounty bags" potentially harm newborn skin

Ridd, M., Guy, R., Ball, N., Roberts, A. & Williams, H., 22 Jun 2013, In : BMJ . 346, 7913, f3895.

Research output: Contribution to journalArticle

5 Citations

Transdermal flux predictions for selected selective oestrogen receptor modulators (SERMs): Comparison with experimental results

Güngör, S., Delgado-Charro, M. B., Masini-Etévé, V., Potts, R. O. & Guy, R. H., 28 Dec 2013, In : Journal of Controlled Release. 172, 3, p. 601-606 6 p.

Research output: Contribution to journalArticle

Open Access
File
Selective Estrogen Receptor Modulators
Skin
Danazol
Water
Epidermis
2012
27 Citations

Comparison of gravimetric and spectroscopic approaches to quantify stratum corneum removed by tape-stripping

Mohammed, D., Yang, Q., Guy, R. H., Matts, P. J., Hadgraft, J. & Lane, M. E., Sep 2012, In : European Journal of Pharmaceutics and Biopharmaceutics. 82, 1, p. 171-174

Research output: Contribution to journalArticle

Cornea
Densitometry
Surgical Tape
Volunteers
Proteins

Method for non-invasively determining the relative levels of two biological substances. B1

Delgado-Charro, M. & Guy, R., 10 Oct 2012, IPC No. A61N1/30; (IPC1-7): A61N1/30, Patent No. EP1401532, Priority date 22 Jun 2001, Priority No. EP20010114750 20010622 ; WO2002EP06637 20020617 ; EP20020747396 20020617

Research output: Patent