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Investiga - Research Institutes specialize in innovating services and quality in the clinical, sensory, analytical and biological areas to ensure a safe and effective product for the cosmetic industry. Investa focuses on clinical trials, sensory and consumer studies, analytical chemistry & microbiology, and cellular & molecular biology. By concentrating on these important aspects, Investa is able to guide their customer from prototype, to a high quality end product ready to meet market demands.
Agar Overlay Cytotoxicity Assay (ISO 10.993-5) Investiga - Research Institutes Cytotoxicity testing is a rapid, standardized, sensitive, and inexpensive method to determine whether a material contains significant quantities of biologically harmful extract.
Analytical Chemistry & Microbiology - Antimicrobial Activity of Surfaces Investiga - Research Institutes The methodology allows to evaluate the microbicide efficacy of solid surfaces of products such as: fabric, plastics, ceramics, films and paints. It is based on the AATCC, JIS and ASTM standards.
Analytical Chemistry & Microbiology - Challenge Test Investiga - Research Institutes Protocol intended to determine the product resistance to the contact with microorganisms. It evaluates the efficacy of the preservative system of finished cosmetic products. The method is based on national and international standards (CTFA, USP, ASTM, ABC...展开 Protocol intended to determine the product resistance to the contact with microorganisms. It evaluates the efficacy of the preservative system of finished cosmetic products. The method is based on national and international standards (CTFA, USP, ASTM, ABC). 收起
Analytical Chemistry & Microbiology - High Performance Liquid Chromatography Investiga - Research Institutes The UPLC study allows quantifying different organic substances in raw materials and also in finished products.
Analytical Chemistry & Microbiology - Inhibition Hale Investiga - Research Institutes Qualitative method used for evaluating the antimicrobial activity. Recommended for products with low water activity (solids, oils and powders) or for preliminary evaluation of cream or gel products. It determines the existence of microbial activity over r...展开 Qualitative method used for evaluating the antimicrobial activity. Recommended for products with low water activity (solids, oils and powders) or for preliminary evaluation of cream or gel products. It determines the existence of microbial activity over relevant test microorganisms. 收起
Analytical Chemistry & Microbiology - Percutaneous Permeation Investiga - Research Institutes Study required by regulatory agencies and intended to evaluate the active molecule delivery by the finished product, for topical use or use on mucosae. It is used for evaluating or comparing the efficacy of active delivery through skin for solid, semi-sol...展开 Study required by regulatory agencies and intended to evaluate the active molecule delivery by the finished product, for topical use or use on mucosae. It is used for evaluating or comparing the efficacy of active delivery through skin for solid, semi-solid and liquid formulations and "patch" type delivery apparatus. Franz cell system - uses pig ear skin in order to simulate how the in vivo permeation of an active through human skin would be. 收起
Analytical Chemistry & Microbiology - Reductional Antimicrobial Activity Under Use Conditions Investiga - Research Institutes Study intended to evaluate the antibacterial activity efficacy of products simulating their use conditions. The methodologies used as reference (ASTM) allow to evaluate both topical application products (with no rinse) and washing products (rinsable). It ...展开 Study intended to evaluate the antibacterial activity efficacy of products simulating their use conditions. The methodologies used as reference (ASTM) allow to evaluate both topical application products (with no rinse) and washing products (rinsable). It can also be designed to evaluate the deposition of antimicrobial actives in the skin and the prolonged antimicrobial action of the product after X hours of its use or application. 收起
Analytical Chemistry & Microbiology - Sanitizing Products Investiga - Research Institutes Study used to determine the concentration in which a raw material presents bactericidal or bacteriostatic activity. The results are used for the development of antimicrobial products. If performed by using finished products, it determines the maximum amou...展开 Study used to determine the concentration in which a raw material presents bactericidal or bacteriostatic activity. The results are used for the development of antimicrobial products. If performed by using finished products, it determines the maximum amount of product for the absence of antimicrobial activity or the minimum amount of product for the occurrence of antimicrobial activity. 收起
Analytical Chemistry & Microbiology - Stability Analysis Investiga - Research Institutes Study conducted according to ANVISA guidelines, in which the product is exposed to stress conditions in order to provide information on the stability through short term studies. It meets a great range of finished products. It also offers the sponsor flexi...展开 Study conducted according to ANVISA guidelines, in which the product is exposed to stress conditions in order to provide information on the stability through short term studies. It meets a great range of finished products. It also offers the sponsor flexibility for executing the most adequate protocol, in function of the product characteristics. 收起
Analytical Chemistry & Microbiology - Time Kill Test Investiga - Research Institutes In vitro methodology conducted according to the European Standards - CEN. It evaluates the microbicidal action and it is used to demonstrate the antimicrobial efficacy of products. The antimicrobial activity is quantitatively evaluated, showing the effect...展开 In vitro methodology conducted according to the European Standards - CEN. It evaluates the microbicidal action and it is used to demonstrate the antimicrobial efficacy of products. The antimicrobial activity is quantitatively evaluated, showing the effective reduction of the microbial population in function of the contact time. It allows to determine the specificity or spectrum of action of a product over a diversity of microorganisms. 收起
BALB/C 3T3 NRU Cytotoxicity (ISO 10.993-5) Investiga - Research Institutes BALB/C 3T3 NRU Cytotoxicity (ISO 10.993-5) testing can be useful as a screening tool for pharmaceuticals before more extensive toxicological testing is performed. Additionally, cytotoxicity testing can be used for quality control purposes for batch releas...展开 BALB/C 3T3 NRU Cytotoxicity (ISO 10.993-5) testing can be useful as a screening tool for pharmaceuticals before more extensive toxicological testing is performed. Additionally, cytotoxicity testing can be used for quality control purposes for batch release testing of raw materials or of manufactured drug products. 收起
BALB/C 3T3 NRU Phototoxocity (OECD TG432) Investiga - Research Institutes This test evaluate photo-cytotoxicity by the relative reduction in viability of cells exposed to the chemical in the presence versus absence of light.
BCOP, Bovine Corneal Opacity and Permeability (OECD TG437) Investiga - Research Institutes The Bovine Corneal Opacity and Permeability test method (BCOP) is an in vitro test method that can be used to classify substances as 'ocular corrosives and severe irritants'. The BCOP uses isolated corneas from the eyes of cattle slaughtered for commercia...展开 The Bovine Corneal Opacity and Permeability test method (BCOP) is an in vitro test method that can be used to classify substances as 'ocular corrosives and severe irritants'. The BCOP uses isolated corneas from the eyes of cattle slaughtered for commercial purposes, thus avoiding the use of laboratory animals. 收起
Cell Renovation/Regeneration Investiga - Research Institutes The Neutral Red Uptake assay is a simple photometric method for estimating viable cell number in culture. When cultured cells are allowed to internalize neutral red, the amount of accumulated dye is directly proportional to cell number. Since dye content ...展开 The Neutral Red Uptake assay is a simple photometric method for estimating viable cell number in culture. When cultured cells are allowed to internalize neutral red, the amount of accumulated dye is directly proportional to cell number. Since dye content is easily measured by instruments that photometrically scan microtiter trays, proliferative responses can be easily quantitated. 收起
Cicatrization Assays Investiga - Research Institutes The wound-healing assay is simple, reliable, and one of the earliest developed methods to study in vitro directional cell migration. This method mimics cell migration during wound healing in vivo. The collagen lattice contraction assay provides a model fo...展开 The wound-healing assay is simple, reliable, and one of the earliest developed methods to study in vitro directional cell migration. This method mimics cell migration during wound healing in vivo. The collagen lattice contraction assay provides a model for tissue contraction that takes advantage of the finding that cell-populated collagen hydrogels contract over time in a predictable, consistent manner. This model allows for investigation of the influence of specific agonists on the rate and extent of matrix contraction. 收起
Clinical Trial - Acceptability Under Real Use Conditions Investiga - Research Institutes The purpose of the In-use Acceptance study is to prove the absence of adverse reactions under real use conditions, under foreseeable and reasonably foreseeable situations.
Clinical Trial - Acne Investiga - Research Institutes Studies under real-use conditions for a product or a product line. They assess open and closed comedones, papules and pustules.
Clinical Trial - Antiperspirant Investiga - Research Institutes The assessment is performed during the sweat production under conditions of thermal stress (temperature) and humidity (low).
Clinical Trial - Arm Wash - Agressor Potential Investiga - Research Institutes Evaluation of liquid and bar soaps in a comparative way. The assessments are performed by technicians trained in dryness and erythema, as well as instrumental measurements of moisturization, TEWL, image analysis.
Clinical Trial - Clinical Efficacy Investiga - Research Institutes Assessment of several attributes such as moisturization, smoothness, wrinkles, spots, and others, performed by a dermatologist using a linear scale.
Clinical Trial - Colorimetry Investiga - Research Institutes Hair strand analysis in order to check the color durability with different post-treatments and different formulations of a same color. Also evaluate white hair coverage.
Clinical Trial - Combability Investiga - Research Institutes Evaluation performed with the device Instron, which assess the strength needed to comb a hair lock. The study allows simulating the most different hair types and with different treatments.
Clinical Trial - Combing Breakage Investiga - Research Institutes Evaluation of the action of "combing". The hair brush is passed by 10,000 times.
Clinical Trial - Comedogenicity Investiga - Research Institutes The purpose of the Comedogenicity Study is to assess the comedogenic potential - that is, the product ability to develop "blackheads“ - through clinical and laboratory assessments.
Clinical Trial - Compatibility Investiga - Research Institutes The purpose of the compatibility studies is to determine under controlled conditions whether the products are potentially irritants or allergenic through patch tests.
Clinical Trial - Cosmetic Surveillance Investiga - Research Institutes Legal and medical assistance to the consumer service; Customer Service Technical Coordination; Training of Customer Service Teams.
Clinical Trial - Dandruff Investiga - Research Institutes Clinical assessment that allows evaluating the effective action of the product over dandruff.
Clinical Trial - Deodorant Investiga - Research Institutes The study evaluates the effect of the product over underarm odor. It is performed by trained technicians and follows the ASTM Standards, E 1207-87.
Clinical Trial - Efficacy - Nails Investiga - Research Institutes Evaluation of the nail polish durability, shine, film, bubbles and chipping. Evaluation of brittle nails treatment.
Clinical Trial - Erythema Investiga - Research Institutes Analysis of inflammatory activities through erythema assessment and measurements.
Clinical Trial - Eye Irritation Investiga - Research Institutes The purpose of the Eye Irritation Study is to evaluate the eye irritation potential of products for children, such as shampoos, conditioners and toilet soaps.
Clinical Trial - Eye Shadows Investiga - Research Institutes The objective of this study is to evaluate the eyeshadow durability by image analysis.
Clinical Trial - Eyelashes Mascara Investiga - Research Institutes Internally developed methodology for evaluation eyelashes mascara concerning the effects of volume, curving, lengthening.
Clinical Trial - Hair Loss Investiga - Research Institutes Clinical assessment of androgenetic hair loss (male, hormonal) or assessment of telogen hair loss.
Clinical Trial - Hair Shape Investiga - Research Institutes By using technical photography and image analysis, we evaluate HAIR VOLUME, LENGTHENING, FRIZZ, CURLINESS and other properties. A specially designed humidity chamber can condition hair up to 90% relative humidity.
Clinical Trial - In Vitro UVA Investiga - Research Institutes UVA-PF evaluation according to Colipa 2011 and ISO 24443 (accredited tests). Broad spectrum protection test, according to FDA 2011. UPF testing, according to the Australian Guideline.
Clinical Trial - Lipstick Investiga - Research Institutes The objective of this study was to evaluate the durability of a lipstick by using image analysis.
Clinical Trial - Melanin/Tone Investiga - Research Institutes Analysis of melanin spots, melasma and skin tone through melanin measurements.
Clinical Trial - Pore Investiga - Research Institutes Assessment of pores diameter and analysis of cleansing by measuring the porphyrin deposit.
Clinical Trial - Salon Test Investiga - Research Institutes Simple assessment of a comparison performed by trained technicians or hairstylists, depending on the evaluated attributes.
Clinical Trial - Self-Perceived Efficacy Investiga - Research Institutes Assessment of different attributes and statements by completion by the subject of a questionnaire.
Clinical Trial - Shine Investiga - Research Institutes Can evaluate shine in facial skin through image analysis. It is also valid as an indirect evaluation of oiliness.
Clinical Trial - Skin Barrier Investiga - Research Institutes Among the skin most important properties with the environment and its adequate defense is to keep the restoration of the lipidic layer and restoration of the horny layer. Such properties are evaluated through the following measurements: Transepidermal wat...展开 Among the skin most important properties with the environment and its adequate defense is to keep the restoration of the lipidic layer and restoration of the horny layer. Such properties are evaluated through the following measurements: Transepidermal water loss: TEWL; Clinical assessment of dryness and erythema: Soap Chamber test. 收起
Clinical Trial - Skin Elasticty and Firmness Investiga - Research Institutes Measurement of changes in the dermis and epidermis that improve mechanical properties of the skin. A greater production of collagen, elastine and proteoglycans makes the skin firmer.
Clinical Trial - Skin Moisturization Investiga - Research Institutes The moisturization instrumental assessment offers a simple and effective measurement for moisturizing products. The skin looses more or less water depending on a more aggressive environment, such as cold and dry winter, air-conditioned rooms, aggressions ...展开 The moisturization instrumental assessment offers a simple and effective measurement for moisturizing products. The skin looses more or less water depending on a more aggressive environment, such as cold and dry winter, air-conditioned rooms, aggressions caused by everyday use cleaning products, etc. 收起
Clinical Trial - Skin Oiliness Investiga - Research Institutes This study assess the amount of sebum present on skin. In products for teenagers and young people, it will measure the decrease in sebum production. In products for more mature skin, it will measure the balance or increase of the skin oiliness.
Clinical Trial - Skin pH Investiga - Research Institutes This study measures the balance or change of the skin pH.
Clinical Trial - Skin Relief/Wrinkles Investiga - Research Institutes The effect is measured by volume, depth, width of wrinkles. It measures roughness. The reading is performed directly on skin. Tridimensional assessment.
Clinical Trial - Softness Investiga - Research Institutes Sensory evaluation by trained through a pre-established scale technician.
Clinical Trial - Solar Simulator Calibration Investiga - Research Institutes Allergisa’s Photoprotection department has na optical lab that offers 17025 accredited services for calibration of solar simulators. Calibration of detectors and filters are also made.
Clinical Trial - SPF Static Determination Investiga - Research Institutes SPF determination according to FDA 2011, Colipa 2006 and ISO 24444 methodologies. We also offer internally developed methods for claim support, such as immediate protection and application on wet skin. Our equipment is calibrated as requested in Colipa 2...展开 SPF determination according to FDA 2011, Colipa 2006 and ISO 24444 methodologies. We also offer internally developed methods for claim support, such as immediate protection and application on wet skin. Our equipment is calibrated as requested in Colipa 2007 guidelines for UV sources. We have a total of 8 Multiport solar simulators. 收起
Clinical Trial - Spots Investiga - Research Institutes Skin color changes (such as spots, lightening and darkening and evenness) are performed through specific techniques for each treatment, associated or not with the clinical evaluation with specific scales.
Clinical Trial - Strength and Elasticity Investiga - Research Institutes The study analyses the strength required to break a single hair. Through the deformation behavior it is also possible to evaluate the elastic properties of the hair.
Clinical Trial - Underarm Darkening/Lightening Investiga - Research Institutes A very common problem nowadays in antiperspirant users is underarm darkening. By using the suitable population, it is possible to evaluate the action of a product over a darkened area, leading to darkening reduction, and the preventive action of the produ...展开 A very common problem nowadays in antiperspirant users is underarm darkening. By using the suitable population, it is possible to evaluate the action of a product over a darkened area, leading to darkening reduction, and the preventive action of the product in a population with a non-darkened underarm skin. 收起
Clinical Trial - Underarm Irritation Investiga - Research Institutes The study evaluates the irritant effect of a product under stress conditions induced by shaving.
Clinical Trial - UVA Evaluation - PPD Investiga - Research Institutes Evaluation of the SPF determination through JCIA e ISO 24444.
Clinical Trial - Water Resistance Investiga - Research Institutes Evaluation of the water resistance determination according to FDA 2011 and Colipa 2005 methodologies. All bathtubs are individual and specially designed for SPF-WR studies in order to avoid interferences. The water conditions (hardness, conductivity, temp...展开 Evaluation of the water resistance determination according to FDA 2011 and Colipa 2005 methodologies. All bathtubs are individual and specially designed for SPF-WR studies in order to avoid interferences. The water conditions (hardness, conductivity, temperature and pH) are controlled to improve reproducibility and can be set as requested. 收起
Consumer Studies - Consumers Studies Investiga - Research Institutes The studies with consumers are used to assess the OVERALL ACCEPTANCE and PREFERENCE of consumers concerning their perception of sensory attributes of the assessed products. In addition to being extremely important to predict the consumers perception conce...展开 The studies with consumers are used to assess the OVERALL ACCEPTANCE and PREFERENCE of consumers concerning their perception of sensory attributes of the assessed products. In addition to being extremely important to predict the consumers perception concerning the sensory attributes assessed, they are widely used to substantiate sensory claims and to investigate the sensory drivers of the consumers preference. 收起
Consumer Studies - Efficacy Tests Investiga - Research Institutes The efficacy tests are performed by subjects who present the problem to be treated by the product (presence of wrinkles, cellulites, etc). The substantiation of the clinical and self- perceived efficacy is of great importance to support claims of cosmetic...展开 The efficacy tests are performed by subjects who present the problem to be treated by the product (presence of wrinkles, cellulites, etc). The substantiation of the clinical and self- perceived efficacy is of great importance to support claims of cosmetic products. Perception has a trained medical team and a staff to perform efficacy tests of several categories of cosmetic and personal care products. 收起
Consumer Studies - Focus Group Investiga - Research Institutes Focus Groups are meetings led by a moderator in order to discuss a given subject. Perception has a mirrored room and equipment for recording the groups. Perception acts from the brief, recruitment, moderation and groups analysis to the delivery of results...展开 Focus Groups are meetings led by a moderator in order to discuss a given subject. Perception has a mirrored room and equipment for recording the groups. Perception acts from the brief, recruitment, moderation and groups analysis to the delivery of results and recommendations. 收起
Consumer Studies - Home User Tests Investiga - Research Institutes Home user tests (HUT) allow evaluating different products under their real use context. The advantage such test provides is the fact that the consumers are not exposed to conditions different from the ones they would normally find themselves in when evalu...展开 Home user tests (HUT) allow evaluating different products under their real use context. The advantage such test provides is the fact that the consumers are not exposed to conditions different from the ones they would normally find themselves in when evaluating the product. Therefore, the consumers remain completely comfortable and possible mistakes are minimized. 收起
Consumer Studies - In Depth Interviews Investiga - Research Institutes Depth interviews are performed in order to better understand a certain topic. Perception advises the sponsor during all steps in the project, from brief /study objectives understanding, recruitment, moderation, to the delivery of the project results.
Consumer Studies - In Home Visits Investiga - Research Institutes Visits to the consumer's home are performed in order to better understand the environment in which the different final goods are used. According to the sponsor's objective, we can either moderate the interview or just advise the sponsor regarding recruitm...展开 Visits to the consumer's home are performed in order to better understand the environment in which the different final goods are used. According to the sponsor's objective, we can either moderate the interview or just advise the sponsor regarding recruitment. 收起
Contaminant Microorganisms Genotyping Investiga - Research Institutes Contaminant Microorganisms Genotyping helps companies to investigate the key factor that triggered an environmental contamination and the USP1113 recommends investigating the species via genotyping method. The identification is made by PCR followed by seq...展开 Contaminant Microorganisms Genotyping helps companies to investigate the key factor that triggered an environmental contamination and the USP1113 recommends investigating the species via genotyping method. The identification is made by PCR followed by sequencing of 16S and ITS region. Species identification is quite quick, and genotyping provides more safety and accuracy in analyzing the contamination key factor. 收起
DNA Damage and Repair: Cyclobutane Pyrimidine Dimmers (CPD) and 6-4 PP Repair Kinetics Investiga - Research Institutes One important DNA damage response is triggered by exposure to UV light. UV radiation causes two classes of DNA lesions: cyclobutane pyrimidine dimers (CPDs) and 6-4 photoproducts (6-4 PP), which can be determined by an immunoblotting assay.
DNA Damage and Repair: DNA Photoprotection Assay (FPDNA) Investiga - Research Institutes DNA Damage and Repair DNA Photoprotection Assay (FPDNA) testing was designed to evaluate the amount of CPD-type lesions generated by the purified DNA exposure to different doses of UV irradiation. The comparison of the obtained result in the DNA exposed t...展开 DNA Damage and Repair DNA Photoprotection Assay (FPDNA) testing was designed to evaluate the amount of CPD-type lesions generated by the purified DNA exposure to different doses of UV irradiation. The comparison of the obtained result in the DNA exposed to UV light without protection with the obtained result with the DNA exposed with product protection provides the protection efficacy provided by the test product. 收起
HET-CAM (Hen's Egg Test - Chorioallantoic Membrane Test Method) ECVAM-INVITTOX Nº 96, ICCVAM 2010 Investiga - Research Institutes The general intention of this assay is to assess the acute irritation potential of a test substance to mucous membranes in the analogy to the Draize Eye Irritation Test. For this purpose, a defined dose of the test substance is applied to the chorioallant...展开 The general intention of this assay is to assess the acute irritation potential of a test substance to mucous membranes in the analogy to the Draize Eye Irritation Test. For this purpose, a defined dose of the test substance is applied to the chorioallantoic membrane (CAM) of fertilized and incubated hen’s eggs. The CAM is a complete tissue containing arteries, veins and capillaries, and is technically easy to study. It responds to injury with an inflammatory process similar to what one would observe in the conjunctival tissue of a rabbit’s eye. Its well- developed vascularization provides an ideal model for ocular irritation studies. 收起
Identification of Animal Protein Contamination in Animal Food Investiga - Research Institutes In Brasil, the regulation IN No 8 from 2004 from MAPA forbids the production, marketing and use of products intended for ruminant feeding which contain animal- originated proteins and fats. GENTROS runs the detection, via PCR, of bovine DNA, suine DNA, an...展开 In Brasil, the regulation IN No 8 from 2004 from MAPA forbids the production, marketing and use of products intended for ruminant feeding which contain animal- originated proteins and fats. GENTROS runs the detection, via PCR, of bovine DNA, suine DNA, and hen & turkey DNA. 收起
In Vitro Oral Acute Toxicity Test (OECD 129) Investiga - Research Institutes In Vitro Cytotoxicity Study generates in vitro cytotoxicity data to predict rodent in vivo LD50 values and starting doses for acute oral systemic toxicity test methods. The in Vitro Oral Acute Toxicity test uses mouse fibroblast (3T3) and normal human epi...展开 In Vitro Cytotoxicity Study generates in vitro cytotoxicity data to predict rodent in vivo LD50 values and starting doses for acute oral systemic toxicity test methods. The in Vitro Oral Acute Toxicity test uses mouse fibroblast (3T3) and normal human epidermal keratinocyte (NHK) cells. 收起
Product-Component Microorganisms Fingerprint Investiga - Research Institutes Microorganisms form a new generation every 20 minutes in average. Therefore, mutations are really frequent and they can change within one process cycle. In order to ensure that the species used in the industrial process or in product composition is the on...展开 Microorganisms form a new generation every 20 minutes in average. Therefore, mutations are really frequent and they can change within one process cycle. In order to ensure that the species used in the industrial process or in product composition is the one specified on the label or the product registry, Gentros provides the fingerprint service, via PCR- RFLP or RAPD analysis, allowing to target quality control of productive area and products in the cosmetic industry. 收起
Qualitative Analysis for Food Labelling Investiga - Research Institutes In general, foods have strict regulations, and in Brazil, ANVISA regulates food labeling. There are several standards to be followed, such as the one concerning gluten content (Regulation no 8.543 from 1992, RDC no 40 from 2002, and Regulation no 10.674/2...展开 In general, foods have strict regulations, and in Brazil, ANVISA regulates food labeling. There are several standards to be followed, such as the one concerning gluten content (Regulation no 8.543 from 1992, RDC no 40 from 2002, and Regulation no 10.674/2003), concerning foods that may trigger allergies. Gentros runs the PCR qualitative analysis (Polimerase Chain Reaction), allowing to check the content of gluten, mustard, peanut, milk and others in processed food. 收起
Sensory Studies - Body Skin Care Products Trained Panel Investiga - Research Institutes Sensory evaluation of skin care products attributes. The products are evaluated in 5-cm diameter circular sites, in the forearm region, two fingers distance from the wrists and two fingers distance from the elbow. 12 sensory attributes are evaluated, usin...展开 Sensory evaluation of skin care products attributes. The products are evaluated in 5-cm diameter circular sites, in the forearm region, two fingers distance from the wrists and two fingers distance from the elbow. 12 sensory attributes are evaluated, using the 10cm linear scale (non structured) and the quantitative references. 收起
Sensory Studies - Covers Softness Trained Panel Investiga - Research Institutes It assessed the softness of covers such as diapers, sanitary pads and fabrics, using 10cm linear scale (non structured).
Sensory Studies - Deodorant Trained Panel Investiga - Research Institutes Sensory evaluation of deodorant attributes. The assessors stamp the valuation sites on the skin (stimulating the axilla). The sensory attributes are evaluated, using the 10cm linear scale (non structured) and the quantitative references.
Sensory Studies - Facial Skin Care Products Trained Panel Investiga - Research Institutes Sensory evaluation of attributes of facial skin care products. Products are evaluated in half-face. 6 sensory attributes are evaluated using 10cm linear scale (non structured) and quantitative references.
Sensory Studies - Hair Trained Panel Investiga - Research Institutes The evaluations are comparative following the half head methodology and each attribute is evaluated through a quantitative scale. The studies are conducted with 3 assessors, who are trained and validated to evaluate sensory attributes of hair products.
Sensory Studies - Moistened Wipes Trained Panel Investiga - Research Institutes It assesses 5 sensory attributes of moistened wipes. The sensory attributes are evaluated using the 10cm linear scale (non structured), with 15 validated assessors.
Sensory Studies - Olfactory Trained Panel Investiga - Research Institutes Assessment of fragrances intensity or odors, such as, paints, environmental odors, moisturizing lotions, hair products.
Sensory Studies - Soap Trained Panel - Bar and Liquid Investiga - Research Institutes Sensory evaluation of bar/liquid soaps attributes. The products are evaluated in the forearm region. It assesses 33 attributes distributed into 6 phases, from the bar/liquid characteristics, soap application to the forearm, until the dry skin phase. The s...展开 Sensory evaluation of bar/liquid soaps attributes. The products are evaluated in the forearm region. It assesses 33 attributes distributed into 6 phases, from the bar/liquid characteristics, soap application to the forearm, until the dry skin phase. The sensory attributes are evaluated using the 10cm linear scale (non structured). 收起
Sensory Studies - Trained Panel Investiga - Research Institutes The Trained Panel may be developed for any category of products according to the sponsor’s objective. Perception already has the following Trained Panels calibrated and validated for immediate assessments.
Sensory Studies - Trained Sensory Assessors Investiga - Research Institutes Trained assessors describe and quantify the sensory attributes perceived in products using quantitative scales.
Tissue Morphology and Immunohistochemistry Analysis Investiga - Research Institutes Histological stains can identify morphological and molecular changes in the tissue that are linked to diseases and aging. Different stain combinations target different tissue and cell types. With the most common stain, hematoxylin/eosin (H&E), the hematox...展开 Histological stains can identify morphological and molecular changes in the tissue that are linked to diseases and aging. Different stain combinations target different tissue and cell types. With the most common stain, hematoxylin/eosin (H&E), the hematoxylin stains the cell nuclei blue, and eosin stains the cytoplasm pink and stromal components in various grades of red/pink. Thus, the stain discloses abundant structural information, with specific functional implications. 收起