Hypersensitivity reactions can be a side effect to any vaccine, but they are usually rare. The COVID-19 vaccination may cause hypersensitivity, and several cases of delayed hypersensitivity (DH) hyaluronic acid (HA) dermal filler have been documented. current report presents case 36-year-old female patient with DH HA after receiving the Pfizer-BioNTech vaccine. Symptoms, including dryness, swel...

the prevalence of food allergy is different in various nations. the identification of the most common food allergens is a priority in any population to provide effective preventive and curative measures. the aim of this study is to determine the most common food allergens in iranian children. one hundred and ninety children with skin, respiratory or gastrointestinal symptoms, which were thought...

cow’s milk whey consists of many protein components and some of them are antigens to human and known to modulate immune responses. enzymatic hydrolysis is a useful method to modify proteins with allergenicity. the objective of this study was to identify whether the in vitro enzymatic hydrolysis could reduce the allergenicity of whey protein concentrates (wpc). in  this study, wpc were hydrolyze...

introduction: various methods have been used for the treatment of dentine hypersensitivity such as dentifrices, sealants and different types of lasers. the aim of this study was to evaluate the effect of neodimium:yttrium-aluminium-garnet (nd:yag) laser in association with graphite on the dentin morphologic changes. methods: in this experimental in vitro study, 16 freshly extracted third molars...

ABSTRACT BACKGROUND AND OBJECTIVES: Dentin hypersensitivity is an exacerbated response to a stimulus, causing acute and short-term pain. Over the years, several treatments for dentin have emerged, including laser therapy. Thus, objective of this work was carry out review about available devices existing procedures therapy in treatment hypersensitivity. CONTENTS: A systematic studies published f...

asthma is the most common chronic disease of childhood. exposure to allergens plays an important role in asthma. recently, cockroach has attracted attentions as an important allergen. this study was performed to evaluate cockroach allergy in iranian children with asthma. one hundred children with definite diagnosis of asthma were selected. after obtaining primary information, the severity of th...

introduction: dentine hypersensitivity (dh) is characterized by a short sharp pain arising from the exposed dentine, in response to a thermal, evaporative, tactile, osmotic or chemical stimulus. the aim of this study was to evaluate the efficacy of nd:yag laser therapy and desensitizing gel (sensikin®, laboratorios kin s.a., barcelona, spain) in treatment of dentine hypersensitivity. methods: a...