Jennifer Marsh

ORCID: 0000-0002-4169-6628
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About
Contact & Profiles
Research Areas
  • Dyeing and Modifying Textile Fibers
  • Skin Protection and Aging
  • Hair Growth and Disorders
  • Textile materials and evaluations
  • melanin and skin pigmentation
  • Collagen: Extraction and Characterization
  • Antioxidant Activity and Oxidative Stress
  • Free Radicals and Antioxidants
  • Dermatologic Treatments and Research
  • Spectroscopy Techniques in Biomedical and Chemical Research
  • Phytochemicals and Antioxidant Activities
  • Tea Polyphenols and Effects
  • Photonic Crystals and Applications
  • Polyamine Metabolism and Applications
  • Bee Products Chemical Analysis
  • High Temperature Alloys and Creep
  • Electron Spin Resonance Studies
  • Magnetism in coordination complexes
  • Metallurgy and Material Forming
  • Morinda citrifolia extract uses
  • Dye analysis and toxicity
  • Artificial Intelligence in Healthcare and Education
  • Advancements in Transdermal Drug Delivery
  • Advanced Condensed Matter Physics
  • Microstructure and mechanical properties

Procter & Gamble (United States)
2015-2024

University of South Florida
2024

Virginia Mason Medical Center
2014-2020

Durham University
2019

Procter & Gamble (United Kingdom)
2007-2008

University of Salford
1978

Worcestershire Royal Hospital
1968

Research Square (United States)
1968

Warwickshire Hospital
1968

Kidderminster Hospital and Treatment Centre
1968

This survey describes experiences of patients utilizing blenderized tube feeding (BTF) or commercial (CBTF) via jejunostomy tubes (J tube) as reported by registered dietitians/nutritionists (RDNs). RDNs were electronically recruited to complete a 23-item regarding in their clinical practice (past present) who utilized BTF. Compared formula (CF) feeding, after weaning fed J BTF, reductions nausea, vomiting, diarrhea, bloating/gas, pain, and improved growth/weight goals. Reports outcomes BTF...

10.1097/tin.0000000000000398 article EN Topics in Clinical Nutrition 2025-03-24

The nature and magnitude of molecular interactions on hair surfaces underpin the design formulated products, which application involves a competitive adsorption process between cationic surfactants, fatty alcohols surface actives such as silicone. knowledge interaction with will not only provide insight binding affinity but also offer an effective methodology in characterizing deposits.

10.1111/ics.12834 article EN cc-by International Journal of Cosmetic Science 2023-01-23

Coherent anti-Stokes Raman scattering (CARS) microscopy is used to determine the distribution and concentration of selected compounds in intact human hair. By generating images based on ratiometric CARS contrast, quantitative maps both water externally applied d-glycine are produced cortex hair fibers. Both found homogeneously distribute throughout cortical regions The ability selectively detect molecular agents fibers direct relevance understanding chemical physical mechanisms that underlie...

10.1117/1.3184444 article EN Journal of Biomedical Optics 2009-01-01

Abstract Purpose Nirmatrelvir/ritonavir is one of few options for outpatient treatment COVID-19, but its use has been limited in transplant recipients due to significant drug interactions with immunosuppressants. Tacrolimus toxicity possible when the coadministered nirmatrelvir/ritonavir and may require urgent reduction tacrolimus levels. This case series describes phenytoin enzyme induction 5 adult solid organ supratherapeutic levels resulting from coadministration nirmatrelvir/ritonavir....

10.1093/ajhp/zxae032 article EN American Journal of Health-System Pharmacy 2024-02-13

During hair coloring a number of disulfide bonds in cystine are oxidized (1) to create cysteic acid, forming binding sites for metal ions such as Ca(2+ )and Cu(2+ )from tap water (2). The increased uptake these metals can have detrimental impact on fiber properties-for example, reducing shine and causing poor wet dry feel (3). In addition, the copper also contribute further damage during subsequent due its ability take part metal-induced radical chemistry (4). It is important know where...

10.1111/j.1468-2494.2010.00549_3.x article EN International Journal of Cosmetic Science 2010-03-03

Autocatalytic Fenton-like decomposition of hydrogen peroxide in the presence Cu(<sc>ii</sc>) and etidronic acid (HEDP) at high pH results nucleation very stable mixed copper(<sc>ii</sc>) phosphate/carbonate nanoparticles which self-inhibit further reaction.

10.1039/c3dt53617c article EN Dalton Transactions 2014-01-01

Synopsis Objective Damage to hair from UV exposure has been well reported in the literature and is known be a highly complex process involving initiation via absorption of light followed by formation propagation reactive oxygen species ( ROS ). The objective this work was understand these mechanisms, explain role copper accelerating identify strategies reduce damage caused species. Methods location measured Transmission electron microscopy–( TEM ) X‐ray energy dispersive spectroscopy XEDS...

10.1111/ics.12231 article EN International Journal of Cosmetic Science 2015-04-29

The objective of this work was to identify whether low levels redox metals such as copper will accelerate damage hair on exposure UV irradiation and can be prevented.The methods used were proteomics measure the protein via loss after different periods mass spectroscopy specific marker peptides that are specifically created by type damage.In work, we have developed new insights into mechanism using these proteomic methods. A fragment in extract identified (m/z = 1279) is unique increases with...

10.1111/ics.12088 article EN International Journal of Cosmetic Science 2013-08-21

The objective of this work was to create a shampoo formula that contains stable ordered gel network structure delivers fatty alcohols inside hair.X-ray diffraction (SAXS and WAXS), SEM DSC have been used confirm formation the Lβ with alcohol (cetyl stearyl alcohols) an anionic surfactant (SLE1S). Micro-autoradiography extraction methods using GC-MS were penetration into hair, cyclic fatigue testing measure hair strength.In work, evidence created from cetyl (SLE1S) is presented, confirmed via...

10.1111/ics.12409 article EN International Journal of Cosmetic Science 2017-06-08

Human hair can extract significant levels of calcium and magnesium, water hardness metals, from tap immediately following chemical treatments during hygiene practices. We have previously shown that this uptake is primarily a function the condition hair. Depending on extent damage, notable amounts metals even soft water. As concentrate in cuticle layers fibre, it hypothesized their presence will affect structural properties are chiefly driven by cuticle. examined mechanics styling technical...

10.1111/j.1468-2494.2011.00659.x article FR International Journal of Cosmetic Science 2011-06-24

Protein oxidative degradation is implicated in a wide range of deleterious effects. For human hair, this damage can lead to significant observable changes fiber physical and visual properties. A redox proteomic approach was applied map molecular modification hair proteins correlate with the abundance copper (II) ions, levels UV exposure general level pigmentation. An increase observed increasing ion levels, regardless pigmentation level. Significantly, increased protein also occur both...

10.1111/php.12537 article EN Photochemistry and Photobiology 2015-10-09

Bars of MA 6000 have been extruded at a ratio 2·75:1 temperature 1100°C, subjected to zone recrystallisation treatment in calibrated gradient furnace, and the (secondary) interface studied. By selected area channelling, 〈110〉 texture has identified, which is attributed ability tilt boundaries form low energy interfaces close packed nature. A curved secondary observed this shown result indirectly from strain gradients during extrusion. microbeam electron diffraction technique enabled...

10.1179/mst.1991.7.2.183 article EN Materials Science and Technology 1991-02-01

The catalytic formation of hydroxyl radicals in oxidative hair colourant systems the presence added copper ions was measured and quantified using a colorimetric probe N,N'-(5-nitro-1,3-phenylene)bisglutaramide. Also monitored same experiments decomposition hydrogen peroxide. first set performed aqueous model solutions containing key oxidant actives colourant, ammonium hydroxide peroxide at pH 10, with calcium ions. second different levels conditions very close to those found during...

10.1111/j.1468-2494.2012.00755.x article EN International Journal of Cosmetic Science 2012-09-05

Globally, billions of individuals wash their hair in water, which acts as an exogenous metal source. Many studies measure the levels found on human specifically aim to remove materials prior analysis. Although this is needed when using analysis probe impact local environment endogenous levels, it not relevant for understanding exactly what a result contact with its daily environment. Understanding these are important, presence redox active metals, such copper and iron, can fibre health,...

10.1111/ics.12033 article EN International Journal of Cosmetic Science 2013-01-10

To study the effects of addition a redox metal, copper, antioxidants and metal chelators on formation free radicals in natural white Caucasian hair subsequently exposed to UV light. Three different methods, electron paramagnetic resonance (EPR), fluorescent probe for hydroxyl radical (terephthalate) photoyellowing, were used. These methods utilized sources reaction conditions, so can give insights into mechanisms action occurring during oxidation hair. In addition, this demonstrates how be...

10.1111/ics.12601 article FR International Journal of Cosmetic Science 2020-01-19

Scalp hair is among the most exposed parts of human body, yet impact visible and UV light on lipids, an important structural component hair, poorly researched. We have used lipidomics, a broad-based approach to measure lipids in samples, which has hitherto not been applied UV-exposed published literature, could allow for wider understanding how impacts specific lipids.Mixed blonde Caucasian switches were divided into two groups five, with half mimicking normal daytime exposure left...

10.1111/ics.12810 article FR cc-by-nc-nd International Journal of Cosmetic Science 2022-08-04

Synopsis An approach is described to increase the deposition efficiency of silicone conditioning actives from a shampoo on colour‐treated hair via liquid crystal (LC) colloidal structures, created with high charge density cationic polymer, poly(diallyldimethyl ammonium chloride) and negatively charged surfactants. LCs are materials existing structurally between solid crystalline phases, several techniques, including polarized light microscopy, small angle X‐Ray analysis, differential...

10.1111/j.1468-2494.2010.00540.x article EN International Journal of Cosmetic Science 2010-05-04

Abstract Objective The objective of this work was to understand how triglyceride plant oils can deliver strength and softness benefits hair by their penetration. These are complex mixtures TAGs, so the initial studies performed were with pure TAGs then these data compared measured TAG compositions. Methods LC–MS used identify di triglycerides in coconut oil, Camellia oleifera oil safflower seed oil. Penetration individual a differential extraction method. Cross‐sections treated 13 C‐labelled...

10.1111/ics.12978 article EN International Journal of Cosmetic Science 2024-06-24

10.1007/bf00541820 article EN Journal of Materials Science 1978-03-01
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