Lasers: Page 55

Do composite materials change color after polymerization?
By Rabia Mughal
A new study that examined the color stability of 10 resin-based restorative materials has found that clinically relevant color changes occurred immediately after polymerization, but after one month the color changes were negligible.
July 25, 2012
2010 01 11 15 56 11 776 Colormatching 70
Milwaukee to continue fluoridating water supply
By DrBicuspid.com staff writers
Milwaukee's Common Council on July 24 agreed to direct the Milwaukee Water Works to continue fluoridating the city's drinking water but with a lower concentration of fluoride.
July 24, 2012
New York City's proposed ban on big sugary sodas draws heated debate
By Reuters Health
NEW YORK (Reuters) - New York Mayor Michael Bloomberg's proposed ban on large sodas is expected to pass in September, but that didn't deter hundreds who showed up on Tuesday either to praise the measure as a way to battle obesity or oppose it as pointless and unfair.
July 23, 2012
2012 07 24 17 08 29 44 Soda 70
Will Europe ban dental mercury by 2018?
By Kathy Kincade
A new European Commission report recommends phasing out dental amalgam use in the next five years and improving enforcement of existing European Union (EU) waste legislation to reduce the environmental impact of mercury across the EU.
July 23, 2012
2009 05 08 10 08 04 205 Amalgam Tooth Question 70
Biolase unveils technology and training center
By DrBicuspid.com staff writers
Biolase has opened a technology and training center at its corporate headquarters in Irvine, CA.
July 23, 2012
ECC assessment tools compared; what if a patient breaks your chair?
By Kathy Kincade
July 22, 2012
Study IDs 'best' technique for ECC risk assessment
By Rob Goszkowski
After comparing four different screening tools for assessing early childhood caries (ECC) risk, a Journal of the American Dental Association study has found that salivary culture of mutans streptococci was the most effective.
July 22, 2012
2010 02 02 17 47 22 342 Kid Pediatric 70
Researchers move closer to growing teeth
By DrBicuspid.com staff writers
Researchers at the Institute of Biotechnology in Helsinki have found a marker for dental stem cells. They showed that the transcription factor Sox2 is specifically expressed in stem cells of the mouse incisor.
July 19, 2012
Ivoclar Vivadent, 3M settle patent litigation
By DrBicuspid.com staff writers
Ivoclar Vivadent and 3M have settled their respective patent lawsuits in Germany and the U.S. involving polymer-based restoratives materials.
July 19, 2012
Dental Brasseler sues Brasseler USA
By DrBicuspid.com staff writers
Dental Brasseler has sued a competitor that was once part of the company for trademark infringement.
July 17, 2012
Australian dental implants may contain illegal tissue
By DrBicuspid.com staff writers
Tutogen, a subsidiary of RTI Biologics, is being accused of raiding human corpses for materials used to make dental implants, according to an article in the Sydney Morning Herald.
July 17, 2012
Ultradent introduces hydrophilic pit/fissure sealant
By DrBicuspid.com staff writers
Ultradent has released UltraSeal XT hydro, a hydrophilic pit-and-fissure sealant.
July 16, 2012
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