Results 11 to 20 of about 1,255 (170)

Clinical and histopathological study of the phototoxic dermatitis in Zebu calves in grazing of Brachiaria decumbens

open access: yesRevista MVZ Córdoba, 2016
Objetivo. El objetivo del trabajo fue estudiar los aspectos clínicos e histopatológicos de la Dermatitis Fototóxica Secundaria (DFS), debidos a la ingestión de Brachiaria decumbens en terneros cebú (Bos indicus) del departamento de Córdoba, Colombia. Materiales y métodos.
Cardona-Álvarez, José   +2 more
core   +8 more sources

Safety of Topical Essential Oil Herbal Ointments: A Phase I Randomized Controlled Trial [PDF]

open access: yesHealth Science Reports, Volume 9, Issue 5, May 2026.
ABSTRACT Background and Aim Plants hold significant promise for dermatological applications. However, the potential for phytochemicals, particularly essential oils, to cause skin irritation or sensitization necessitates rigorous safety evaluation for products derived from medicinal plants.
Adamu Bayissa Kiltu   +17 more
wiley   +2 more sources

Sun Protection Advice for the South African Population for the Prevention and Management of Skin Diseases [PDF]

open access: yesInternational Journal of Dermatology, Volume 65, Issue 1, Page 57-68, January 2026.
ABSTRACT Sun protection is critical for the prevention and management of skin cancer and other photosensitive dermatoses in South Africa's diverse population. This review expands on previously published sun protection advice for skin cancer prevention by providing tailored advice for individuals with specific dermatological conditions.
Thuraya Isaacs   +7 more
wiley   +2 more sources

Characterization of phototoxicity reactions in human and animal skin models [PDF]

open access: yes, 2013
Phototoxicity is a relatively common phenomenon and is an adverse effect of some systemic drugs. A large number of pharmaceutical drug substances are known to carry the potential to elicit a phototoxic response (Moore 2002, Ferguson 2002). Reported cases
Boudon, Stéphanie
core   +1 more source

Phototoxicity activity of Psoralea drupacea L. using Atremia salina bioassay system [PDF]

open access: yesAvicenna Journal of Phytomedicine, 2011
Objective: Phototoxicity is a kind of dermatitis that is activated by exposure to ultraviolet light following the administration of some drugs or natural products. Artemia salina (A.
Mohammad Ramezani   +3 more
doaj  

Enhanced radiation sensitivity and radiation recall dermatitis (RRD) after hypericin therapy – case report and review of literature

open access: yesRadiation Oncology, 2006
Background Modern radiotherapy (RT) reduces the side effects at organ at risk. However, skin toxicity is still a major problem in many entities, especially head and neck cancer.
Schäfer Christof   +3 more
doaj   +1 more source

Erythropoietic protoporphyria

open access: yesOrphanet Journal of Rare Diseases, 2009
Erythropoietic protoporphyria (EPP) is an inherited disorder of the haem metabolic pathway characterised by accumulation of protoporphyrin in blood, erythrocytes and tissues, and cutaneous manifestations of photosensitivity.
Puy Hervé   +2 more
doaj   +1 more source

Fluoroquinolones as enhancers of photocarcinogenesis: Proposed pathomechanisms

open access: yesRevista da Sociedade Portuguesa de Dermatologia e Venereologia, 2022
Fluoroquinolones are photosensitizing drugs in humans, as they can enhance effects of ultraviolet A (UVA) radiation on the skin. UVA causes lesions both to deoxyribonucleic acid and other cellular organelles by Type I and Type II reactions (major and ...
Ricardo Toipa Lopes, Margarida Gonçalo
doaj  

Contact dermatitis

open access: yes, 2021
Contact dermatitis (CD) is among the most common inflammatory dermatological conditions and includes allergic CD, photoallergic CD, irritant CD, photoirritant CD (also called phototoxic CD) and protein CD.
Morot, Johanna   +13 more
core   +1 more source

Photoallergic contact dermatitis to 8-methoxypsoralen in Ficus carica

open access: yes, 2010
BACKGROUND: Photocontact dermatitis to Ficus carica is induced by furocoumarins present in sap. These substances are generally considered to cause phototoxic reactions.
BONAMONTE, Domenico   +4 more
core   +1 more source

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