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Addressing ROS naturally in the scalp / James V. Gruber in GLOBAL PERSONAL CARE, Vol. 22, N° 10 (11/2021)
[article]
Titre : Addressing ROS naturally in the scalp Type de document : texte imprimé Auteurs : James V. Gruber, Auteur ; Ezgi Todurge, Auteur Année de publication : 2021 Article en page(s) : p. 65-67 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Actifs anti-pollution
Antioxydants
Cosmétiques
Cuir chevelu -- Soins et hygiène
Espèces réactives de l'oxygène
Pollution -- Effets physiologiquesIndex. décimale : 668.5 Parfums et cosmétiques Résumé : Dermal papillae cells are important hair growth cells that reside at the base of every hair follicle. They are responsible for the cyclical growth of scalp hair, managing the transformation of hair from the resting stage (catagen) to the active growth stage (anagen). The growth of human scalp hair is a complex, high-energy process, which creates a zone of excessive reactive oxygen species called the ‘ring of fire’. As the scalp continues to remain a key area of focus by hair care brands, innovative solutions that can help control the formation of follicle damaging ROS species—driven primarily by environmental threats—are highly sought after. Note de contenu : - Fig. 1 : The ring of fire
- Fig. 2 : ROS formation due to exposure of DP cells to 100 µg/ml of urban dust
- Fig. 3 : ROS formation due to exposure of DP cells to 100 mJ/cm2 of UVB radiation
- Fig. 4 : ROS formation due to exposure of DP cells to 13.5 mJ/cm2 of blue light for 30 minutes & 27 mJ/cm2 of blue light for 60 minutesEn ligne : https://drive.google.com/file/d/1BJdJWQw_TqoX48cbtI6YQ8BHBKtbx7RS/view?usp=drive [...] Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=36930
in GLOBAL PERSONAL CARE > Vol. 22, N° 10 (11/2021) . - p. 65-67[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 22994 - Périodique Bibliothèque principale Documentaires Disponible Advances in dry skin decontamination using absorbent textile materials / Fanny Knorr in SOFW JOURNAL, Vol. 142, N° 9 (09/2016)
[article]
Titre : Advances in dry skin decontamination using absorbent textile materials Type de document : texte imprimé Auteurs : Fanny Knorr, Auteur ; Alexa Patzelt, Auteur ; Heike Richter, Auteur ; Martina C. Meinke, Auteur ; Maxim E. Darvin, Auteur ; Jürgen Lademann, Auteur Année de publication : 2016 Article en page(s) : p. 38-42 Note générale : Bibliogr. Langues : Anglais (eng) Catégories : Absorbants et adsorbants
Cosmétotextiles
Peau -- Effets de la pollution atmosphérique
Peau -- Soins et hygiène
Polluants atmosphériques
Pollution -- Effets physiologiquesIndex. décimale : 668.5 Parfums et cosmétiques Résumé : Increasing industrialization has led to a rise in airborne pollutants such as soot particles, which can adhere to the skin and cause a multitude of irritations and diseases. The removal or reduction of such harmful agents from the skin, i.e. skin decontamination, is a critical step in reducing the clinical effects of the noxious substances in patients. While for many agents, washing with soap and water is sufficient to eliminate the risks, this may be particularly problematic for particulate contaminants which adhere to and accumulate on the skin, and enter into the follicular orifices, where they can remain for extended periods of time.
Research indicates that washing may in fact potentiate this effect. In the follicular ducts, organic or metal compounds adsorbed to the soot particles may induce local and systemic harm. In the present work, an overview is provided for the use of specific absorbent textile materials based on super-absorbing particles and nanofibers to remove strongly adhering liquid substances as well as nanoparticles from the skin.Note de contenu : - Decontamination of highly adherent substances from the skin
- Decontamination of particulates from the skinEn ligne : https://drive.google.com/file/d/1yCSPEbhfDzyBJzff9aih3T-GhJCKkt_K/view?usp=drive [...] Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=27196
in SOFW JOURNAL > Vol. 142, N° 9 (09/2016) . - p. 38-42[article]Réservation
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Code-barres Cote Support Localisation Section Disponibilité 18310 - Périodique Bibliothèque principale Documentaires Disponible Anti-pollution effect : a complex claim objectivation / Anne Charpentier in GLOBAL PERSONAL CARE, Vol. 22, N° 4 (04/2021)
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Titre : Anti-pollution effect : a complex claim objectivation Type de document : texte imprimé Auteurs : Anne Charpentier, Auteur Année de publication : 2021 Article en page(s) : p. 65-67 Langues : Anglais (eng) Catégories : Actifs anti-pollution
Cosmétiques -- Tests
Objectivation
Peau -- Soins et hygiène
Polluants atmosphériques
Pollution -- Effets physiologiques
Tests cutanés
Tests d'efficacitéIndex. décimale : 668.5 Parfums et cosmétiques Résumé : Since the spring of 2020, the global health crisis related to COVID-19 has placed the pollution risks of megacities as a secondary concern. Should viruses be considered as an integrted part of pollutants ? They belong to the large family of microtiota such as micro-organisms, bacteria, microbiota such as micro-orgnaisms, bacteria, viruses, fungi, yeast. Hand washing with soap or hydro alcoholic gel, an essential barrier to virus contagion, has become a way of life around the world.
The bactericidal efficacy of cosmetic hygiene products is evaluated in vitro by following the recommendations of bactericidal tests by distinguishing the reduction in viability of Escherichia coli. As for the antiviral activity of a hygiene product, its objectivation seems to be pharmaceuticals.
For the face, the wearing of masks, sometimes amounting to many hours daily, becomes a new parameter to be taken into consideration is assessing the tolerance and effectiveness of cosmetic products. The resulting change in the skin ecosystem is significant and can be akin to close pollution, due to the promoted development of bacteria, friction of tissue, increased CO2 as well as temperature and sebaceous secretion.
For hands, too much use of hydro-alcoholic gels can also cause skin stress. These leave-on hygiene products promote hand dehydraton, which is often put to the test during the winter. Clinical trials can be conducted under normal conditions of use to assess the consequences of these new uses through :
- Use test and self-assessment
- Tolerance tests and expert score evaluation
- Sensory analysis tests with trained or naïve panels
- Biometrological tests to measure the different parameters of skin physiology and in particular the evaluation of the skin barrier function and TEWL, colour, sebum level, hydration, imperfections...
These are the immediate restorative effects that will be studied and the protective effects over a day or a few days of use. The protocols should be adapted to consumers of the skin care product, age lifestyle, skin type...
Pollution has been a major environmental risk to public health in major megacities around the planet for many years. A lot of human activities become a stress factor for nature and human living conditions which lead to various problems such as : respiratory troubles, DNA changes, premature ageing of the skin, among others. The pollution included in the "Exposome concept" has various origins : agriculture, energy production, natural phenomena (volcano eruptions, road transport, fuel combustion, methan synthesis... and the list is so long !)Note de contenu : - The classic pollutants
- What are the consequences of the pollution on the skin physiology ?
- How to classify these harmful impacts i the short and long term ?
- Skin care : 3 steps to combat pollution
- How to assess clinically the performance of anti-pollution cosmetics and actives ?
- What future for anti-pollution testing ?
- Table 1 : Testing list for anti-pollutionEn ligne : https://drive.google.com/file/d/1FZ8IM1CA69SDwAuaaYAVsmc7-HQpr93E/view?usp=drive [...] Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=35529
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Code-barres Cote Support Localisation Section Disponibilité 22625 - Périodique Bibliothèque principale Documentaires Disponible Anti-pollution et efficacité in vitro : état des lieux / Roland Hubaux in EXPRESSION COSMETIQUE, N° Hors série (08/2016)
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Titre : Anti-pollution et efficacité in vitro : état des lieux Type de document : texte imprimé Auteurs : Roland Hubaux, Auteur Année de publication : 2016 Article en page(s) : p. 16-19 Langues : Multilingue (mul) Catégories : Peau -- Effets de la pollution atmosphérique
Pollution -- Effets physiologiquesIndex. décimale : 668.5 Parfums et cosmétiques Résumé : La récente prise de conscience des effets de la pollution atmosphérique sur la peau a entraîné le développement intensif d'agents dermo-cosmétiques protecteurs. Pour se positionner sur ce marché en pleine expansion de manière efficace, il est aujourd'hui important d'en identifier les mécanismes cutanés sous-jacents. Face aux nombreuses zones d'ombre associées à cette thématique, ci-après, un état des lieux et quelques points de réflexion à prendre en considération lors de la planification de telles études in vitro. Note de contenu : - Pollution atmosphérique : une préoccupation mondiale qui ne ménage pas notre peau
- Les mécanismes de défense cellulaire face à la pollution
- Pollution et tests d'efficacité : quelle démarche adopter in vitroEn ligne : https://drive.google.com/file/d/1YtnDnTTryR8kD6Dj2hoerCOLt82k2rRV/view?usp=drive [...] Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=26884
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Code-barres Cote Support Localisation Section Disponibilité 18275 - Périodique Bibliothèque principale Documentaires Disponible Claim support for anti-pollution cosmetics / Andrew Warmington in GLOBAL PERSONAL CARE, Vol. 22, N° 10 (11/2021)
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Titre : Claim support for anti-pollution cosmetics Type de document : texte imprimé Auteurs : Andrew Warmington, Auteur Année de publication : 2021 Article en page(s) : p. 69-70 Langues : Anglais (eng) Catégories : Actifs anti-pollution
Antioxydants
Atmosphère -- Pollution
Cosmétiques
Dermo-cosmétologie
Peau -- Soins et hygiène
Pollution -- Effets physiologiques
Protection cutanéeIndex. décimale : 668.5 Parfums et cosmétiques Résumé : Air pollution, its effects on the skin, the products being made to address this and the claims their producers can make are all major subjects and are in constant flux, noted Stephan Bielfeldt, director of science and innovation at Proderm in a recent webinar. In fact, the WHO published new sharpened air quality guidelines on the day before the webinar took place.
There has been a visible ‘corona effect’ during the COVID-19 lockdown and the consequent reduction in the burning of fuels in industry and transport. Mean nitrogen dioxide levels in Madrid, Milan and Rome, for example, fell by about 45% from 2019 to April 2020; in Paris, it was 54%. This, however, is a shortterm and extraordinary effect, Bielfeldt said. Clearly pollution will return; the question is by how much.
The major components of air pollution are:
Toxic gases: sulfur dioxide, nitrogen oxides (NOx), volatile organic compounds (VOCs) & photochemically derived ozone
Particulate matter (PM), mainly of <2.5 µm diameter that can reach the alveoli of the lungs. PM is also a carrier of organic compounds that can generate reactive oxygen species (ROS), as well as metals, notably copper, that catalyse the oxidation of lipids and proteins in exposed tissues.
Indoor pollutants, such as smoke from indoor combustion of coal, wood and petrol, plus cigarette smoke, both of which generate toxic gases and PM.
The main hazards to skin from air pollution comes from two sources: ROS, notably superoxide (O2), hydroxyl (OH), ozone (O3) singlet oxygen (1 O2) and hydrogen peroxide (H2O2), which form free radicals that can interact with many molecules in the human body; and particles loaded with VOCs and polycyclic aromatic hydrocarbons (PAHs).Note de contenu : - How can anti-pollution claims be supported ?
- ESR studies ex vivoIn vivo findings
- In vivo human study designs
- Fig. 1 : Effects of H1 on free radical formation
- Fig. 2 : Effects of tocopherol on free radical formation
- Fig. 3 : Effects of EDTA on free radical formation vs. control
- Fig. 4 : Induced free radicals compared to no UV irradiation
- Fig. 5 : In vivo induction of malondialdehyde by cigarette smolke
- Fig. 6 : In vivo induction of SQOOH by cigarette smokeEn ligne : https://drive.google.com/file/d/10dVll6Q3k6WoVBTnaW-rG4sXxhqWacil/view?usp=drive [...] Format de la ressource électronique : Permalink : https://e-campus.itech.fr/pmb/opac_css/index.php?lvl=notice_display&id=36931
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Code-barres Cote Support Localisation Section Disponibilité 22994 - Périodique Bibliothèque principale Documentaires Disponible Consequences of urban pollution upon skin status. A controlled study in Shanghai area / Marc-André Lefèbvre in INTERNATIONAL JOURNAL OF COSMETIC SCIENCE, Vol. 38, N° 3 (06/2016)
PermalinkLes effets de la pollution sur la peau / Jessen Curpen in EXPRESSION COSMETIQUE, N° 45 (05-06/2017)
PermalinkEnvironmental skin protection strategies - a new clinical testing method employing a cigarette smoke pollutant model / Stephan Bielfeldt in SOFW JOURNAL, Vol. 142, N° 11 (11/2016)
PermalinkEvaluation of the impact of urban pollution on the quality of skin : a multicentre study in Mexico / Marc-André Lefèbvre in INTERNATIONAL JOURNAL OF COSMETIC SCIENCE, Vol. 37, N° 3 (06/2015)
PermalinkFinding new solutions against pollution / Alicia Giménez in SOFW JOURNAL, Vol. 142, N° 4 (04/2016)
PermalinkFocus sur la peau en milieu urbain in ADDIACTIVE, N° 98 (01-02-03/2016)
PermalinkHalte au smog cutané invasif / Jean-François Molina in EXPRESSION COSMETIQUE, N° Hors série (12/2015)
PermalinkPermalinkLutte globale contre la pollution, inspirée par la nature / Marlène De Matos in EXPRESSION COSMETIQUE, N° Hors-série (12/2020)
PermalinkNature inspires a holistic fight against pollution / Marlène De Matos in GLOBAL PERSONAL CARE, Vol. 23, N° 4 (04/2022)
PermalinkA new procedure, free from human assessment, that automatically grades some facial skin signs in men from selfie pictures. Application to changes induced by a severe aerial chronic urban pollution / Y. Zhang in INTERNATIONAL JOURNAL OF COSMETIC SCIENCE, Vol. 42, N° 2 (04/2020)
PermalinkOxidization of squalene, a human skin lipid : a new and reliable marker of environmental pollution studies / Dang Man Pham in INTERNATIONAL JOURNAL OF COSMETIC SCIENCE, Vol. 37, N° 4 (08/2015)
PermalinkPermalinkPourquoi protéger la peau contre la pollution globale est une nécessité ? / Emilie Bridon in EXPRESSION COSMETIQUE, N° Hors série (11/2018)
PermalinkProtecting skin against ambient pollution calls for a multifaceted approach / Rolf Schütz in SOFW JOURNAL, Vol. 143, N° 3 (03/2017)
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