Publications by authors named "Chaknis P"

Objectives: Evaluation of the impact of a soft toothbrush with tapered-tip (Test Toothbrush) bristles and an ADA reference toothbrush (ADA Toothbrush) on gingival abrasion over a 12-week period.

Methods: This was a randomized, single-center, examiner-blind, two-cell, parallel clinical research study and used the Danser Gingival Abrasion Index to assess the level of gingival abrasion after a single brushing, as well as after six weeks and 12 weeks of twice-daily brushing. Adult male and female subjects from the Central New Jersey, USA area refrained from all oral hygiene procedures for 24 hours.

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Objectives: Evaluation of the efficacy of a soft toothbrush with tapered-tip bristles (Test Toothbrush) and an ADA reference soft toothbrush (ADA Toothbrush) on established gingivitis and supragingival plaque over a 12-week period.

Methods: This randomized, single-center, examiner-blind, two-cell, parallel clinical research study assessed plaque removal by the comparison of pre- to- post-brushing after a single use, and again after six- and 12-weeks' use, using the Quigley-Hein Plaque Index, Turesky Modification. The study also assessed gingivitis after six weeks and 12 weeks using the Löe & Silness Gingival Index.

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Purpose: To compare the plaque and gingivitis efficacy of a power toothbrush with distinct multi-directional cleaning action (Colgate® ProClinical® A1500 Power Toothbrush) against a manual flat-trim toothbrush (Oral-B Indicator).

Methods: This randomized control trial was a single-center, examiner-blind, parallel-group, design and assessed plaque removal after a single brushing, as well as plaque removal and gingivitis reduction after 4 weeks and 12 weeks of brushing. Qualifying subjects used their assigned toothbrush to brush their teeth under supervision after which they were evaluated for plaque (post-brushing).

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Purpose: To evaluate the clinical efficacy of a mouthwash containing 0.075% cetylpyridinium chloride (CPC) in a fluoride-free, alcohol-free base and a mouthwash containing essential oils in a fluoride-free, 21.6% alcohol base as compared to a fluoride-free, alcohol-free non-antibacterial mouthwash in controlling established dental plaque and gingivitis after 6 weeks of twice daily use.

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Objective: To evaluate the efficacy of a power toothbrush with distinct multi-directional cleaning action using two different heads (Colgate ProClinical C200 toothbrush with either a triple clean head or a sensitive head) as compared to a manual flat-trim toothbrush (Oral B Indicator toothbrush) on supragingival plaque and established gingivitis.

Methods: This examiner-blind, randomized, controlled, three-treatment, parallel-group clinical research study assessed plaque removal via the comparison of pre- to post-brushing after a single use and again after four weeks of use, using the Rustogi Modified Navy Plaque Index. This study also assessed gingivitis at four weeks using the Löe-Silness Gingival Index.

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Objective: This study was designed to evaluate the efficacy of a new specially engineered sonic powered toothbrush with unique sensing and control technologies, as compared to a manual flat-trim toothbrush on supragingival plaque and established gingivitis.

Methods: This examiner-blind, two-treatment, parallel clinical research study assessed plaque removal via the comparison of pre- to post-brushing after a single use, and again after four- and 12-weeks' use using the Rustogi Modification of the Modified Navy Plaque Index. This study also assessed gingivitis at four and 12 weeks using the Löe and Silness Gingival Index.

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Objective: To evaluate the efficacy on plaque and established gingivitis of a new specially engineered sonic powered toothbrush with unique sensing and control technologies as compared to two commercially available power toothbrushes.

Methods: This examiner-blind, three-treatment, parallel clinical study assessed plaque reduction via the comparison of pre- to postbrushing after a single use, and following four weeks' use measured by the Rustogi Modification of the Modified Navy Plaque Index. This study also assessed gingivitis using the Löe and Silness Gingival Index after four weeks' use.

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Objective: The objective of this monadic clinical study was to evaluate the reduction in tooth sensitivity among patients who used the Colgate 360 degrees Sensitive toothbrush during an 8-week period.

Methodology: Adult men and women from the northern New Jersey area were required to present two teeth that exhibited sensitivity both to tactile stimulation using the Yeaple Probe and to thermal stimulation using an air blast delivered by a standard dental-unit syringe. After examination of the oral soft and hard tissues, qualifying patients were provided with a Colgate 360 degrees Sensitive toothbrush and a supply of a commercially available, nonsensitive fluoride toothpaste, and instructed to brush their teeth for 1 minute, twice daily (morning and evening), using only the toothbrush and dentifrice provided.

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Purpose: To evaluate the efficacy of three toothbrushes [Colgate 3600 Deep Clean (AFT version), the Colgate 3600 Deep Clean (stapled version) and the Oral B Indicator] on the removal of established gingivitis and plaque.

Methods: This examiner-blind, three-treatment, parallel clinical research study assessed plaque removal via the comparison of pre-to- post-brushing and 4-week plaque removal measured by the Rustogi Modification of the Modified Navy Plaque Index. This study also assessed gingivitis using the Löe & Silness Gingival Index.

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Objective: The objective of these two six-week, double-blind clinical studies was to compare the extrinsic stain prevention (Study #1) and stain removal (Study #2) efficacy of a new dentifrice (Colgate Total Advanced Toothpaste) containing 0.3% triclosan/ 2.0% polyvinylmethyl ether/maleic acid (PVM/MA) copolymer/0.

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Purpose: To investigate in a double-blind clinical study the effectiveness of a dentifrice containing triclosan and a copolymer (Colgate Total Toothpaste) for controlling breath odor 12 hours after brushing the teeth.

Methods: A panel of four expert judges using a nine-point hedonic scale evaluated breath odor. Following a baseline evaluation of breath odor, prospective study subjects who presented breath odor scores above the threshold value for unpleasant breath odor were stratified by score, and randomized into two treatment groups.

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Objective: The objective of this single-use, examiner-blind, two-treatment crossover clinical study was to evaluate the efficacy of a new battery-powered toothbrush (Colgate MicroSonic) relative to that of a currently marketed manual toothbrush (Oral-B Indicator) for the removal of supragingival plaque. This study included the assessment of plaque removal in the whole mouth, at the gumline, and at interproximal sites via the comparison of pre- and post-brushing plaque levels measured using the Rustogi Modification of the Modified Navy Plaque Index.

Methodology: Qualifying adult male and female subjects from the Newark, New Jersey area were provided with a commercially available toothbrush (Colgate Plus Toothbrush) and dentifrice (Colgate Cavity Protection Great Regular Flavor Fluoride Toothpaste) to use at home for three days before beginning the first phase of the crossover study.

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The objective of this controlled, examiner-blind, 4-week clinical study was to evaluate and compare the safety and efficacy of a newly designed manual toothbrush (Colgate 360 degrees toothbrush) to the Oral-B CrossAction toothbrush for the control of supragingival plaque and gingivitis. A total of 80 subjects from the central New Jersey area reported to the clinical facility for a baseline plaque and gingivitis examination after having refrained from all oral hygiene procedures for 12 hours and from eating, drinking, or smoking for 4 hours. The population was comprised of healthy adult men and women 18 to 67 years of age.

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The objective of this controlled, examiner blind, 4-week clinical study was to evaluate and compare the safety and efficacy of a newly designed manual toothbrush, the Colgate 360 degrees toothbrush, to the Oral-B Indicator toothbrush for the control of supragingival plaque and gingivitis. A total of 82 subjects from the northern New Jersey area reported to the clinical facility for a baseline plaque and gingivitis examination after having refrained from all oral hygiene procedures for 12 hours and from eating, drinking, or smoking for 4 hours. The population was comprised of healthy adult men and women 30 to 68 years of age.

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Purpose: To evaluate the safety and efficacy of a new manual toothbrush by comparing plaque removal and gingivitis reduction after 4 weeks of use.

Methods: This monadic clinical study included 46 subjects from the Northern New Jersey area who reported to the clinical facility for a baseline plaque and gingivitis examination after having refrained from all oral hygiene procedures and chewing gum for 8 hours, and from eating, drinking, or smoking for 4 hours. The population was comprised of healthy adult male and female subjects aged 27-68 years.

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Objective: This double-blind clinical study was designed to investigate the relative effectiveness of a new desensitizing test dentifrice containing 5.5% potassium citrate, 1.14% sodium monofluorophosphate (MFP) and 10% high-cleaning silica (HCS) in a silica base for reducing dentinal hypersensitivity over an eight-week period, to that of a commercially available desensitizing positive control dentifrice containing 3.

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The objective of this randomized, controlled, examiner-blind, parallel-group clinical study was to determine whether a tooth-whitening gel (Colgate Simply White Night Clear Whitening Gel) can significantly lighten teeth when used once daily at night, as compared with a commercially available dentifrice. Following a baseline tooth shade evaluation using the VITA Shade Guide, qualifying adult male and female subjects from the Buffalo, New York area were randomized into 2 treatment groups, which were balanced for baseline VITA Shade Guide scores, gender, and age. The treatment groups were: (1) a commercially available dentifrice only; and (2) a tooth-whitening gel in addition to a commercially available dentifrice.

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Objective: The objective of this randomized, double-blind, parallel-group clinical study was to compare the tooth whitening efficacy of two tooth whitening gel products--Colgate Simply White Night Clear Whitening Gel containing either 25% carbamide peroxide, or 8.7% hydrogen peroxide--when used once daily at night.

Methodology: Following a baseline tooth shade evaluation using the Vita Shade Guide, qualifying adult male and female subjects from the Central New Jersey area were randomized into two treatment groups, which were balanced for baseline Vita Shade Guide scores, gender and age.

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A double-blind, 3-week, randomized, placebo-controlled, parallel-group clinical trial was conducted to evaluate the tooth-whitening efficacy of a novel nontray, "paint-on" liquid whitening gel containing 18% carbamide peroxide (Colgate Simply White Clear Whitening Gel). Efficacy was based on measured Vita tooth-shade scores collected at baseline and after 2 and 3 weeks of product use. Eighty healthy volunteers were balanced into 2 groups based on gender, age, and shade scores (A3 or higher).

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Objective: The objective of this single-use, examiner-blind clinical study, was to evaluate the efficacy of a newly designed Colgate Actibrush (battery-powered toothbrush) relative to the Crest SpinBrush (battery-powered toothbrush) for the removal of supragingival plaque.

Methodology: This study included the assessment of plaque removal via the comparison of pre- and post-brushing plaque levels. A total of 80 adult male and female subjects from the central New Jersey area reported to the clinical facility for a baseline (pre-brushing) plaque examination after having refrained from all oral hygiene procedures and chewing gum for 24 hours, and from eating, drinking, or smoking for four hours.

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Objective: This single-use, examiner-blind clinical study evaluated the efficacy of a newly introduced battery-powered toothbrush (Colgate Motion Toothbrush) relative to a manual toothbrush (Oral-B CrossAction toothbrush) for the removal of supragingival plaque.

Methodology: This study assessed plaque removal via the comparison of pre- and post-brushing plaque levels. A total of 126 adult male and female subjects from the northern New Jersey area reported to the clinical facility for a baseline (pre-brushing) plaque examination after having refrained from all oral hygiene procedures and chewing gum for 24 hours, and from eating, drinking or smoking for four hours.

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Objective: To assess the effect on natural extrinsic dental stain by use of a dentifrice containing 1% tetrasodium polyphosphate (TSPP), 7% sodium tripolyphosphate (STPP), 0.243% sodium fluoride and 10% high cleaning silica (HCS) over an eight-week period was compared to a sodium fluoride/silica placebo dentifrice without stain removal ingredients.

Methods: Ninety one subjects were selected and stratified into two balanced groups randomly assigned to use the test dentifrice or the placebo dentifrice.

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