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Wrinkle lip pattern in smokers and non-smokers for identification in forensic dentistry Harqad, Teuku Muhammad; Dardjan, Murnisari; Hardjadinata, Ine Suhartina
Padjadjaran Journal of Dentistry Vol 26, No 1 (2014): March 2014
Publisher : Faculty of Dentistry Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/pjd.vol26no1.26761

Abstract

Introduction: Lip prints can be used as one of support for identification Because it has a pattern or lip wrinkles that never the same (unique) in each individual. Smoking has become a common habit and widespread in the community. Prolonged heat stimuli from smoking can cause changes in the lip wrinkles. Methods: This descriptive study found the description of lip print patterns on smokers and non-smokers. Samples Obtained as many as 30 people chosen by Certain criteria. Direct observation was made through some white cardboard that had been printed of lip prints and divided into four quadrants. Each quadrant was observed with a magnifying glass and count the number of lip wrinkles. Results: The number of lip wrinkles on each quadrant and been jotted in a table. The result is varied in the number of lip wrinkles in each quadrant between the smokers and non-smokers. Conclusion: The lip prints pattern of smokers showed a result of 12 to 17 pieces of wrinkles, and the lip prints pattern of non-smokers have 8 to 12 lines of wrinkles.
Enamel print pattern in Deutero-Malay sub race based on extracted female permanent maxillary central incisors Huat, Tan Kien; Dardjan, Murnisari; Yohana, Winny
Padjadjaran Journal of Dentistry Vol 32, No 1 (2020): March 2020
Publisher : Faculty of Dentistry Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/pjd.vol32no1.23959

Abstract

Introduction: Enamel print pattern is a series of lines representing the enamel rod ends pattern. These lines are seen running in varying directions creating distinct sub-patterns; thus, enamel print pattern allows for personal identification. This study was aimed to investigate the enamel print pattern in Deutero-Malay sub race based on extracted female permanent maxillary central incisors. Methods: This study used descriptive-analytic methods. The population of this study was Deutero-Malay sub-race female individuals who came to Batu Pahat Dental Surgery, Johor, Malaysia. The samples were 31 post-extracted permanent maxillary central incisors teeth in good condition, with closed root apex. Photomicrographs and a digital photo of samples were taken, then analysed using SourceAFIS-1.7.0 biometric software. Results: The results showed that there was a combination of few sub-patterns. The most prominent sub-pattern was linear-branched (21.36%), in decreasing orders of prominence were the wavy-branched (19.42%), wavy-unbranched (16.50%) and linear-unbranched (15.53%). The less common sub-patterns were the whorl-open (9.71%), loop (6.80%), whorl-closed (5.83%) and stem-like (4.85%). Conclusion: The enamel print pattern in every central incisor has no similarity; hence can be a possible tool for personal identification.
The difference of sweet taste threshold before and after using mouthwash containing zinc sulfate Janarikamain, Agung Ayu Dewi; Haroen, Edeh Roletta; Dardjan, Murnisari
Padjadjaran Journal of Dentistry Vol 22, No 2 (2010): July 2010
Publisher : Faculty of Dentistry Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/pjd.vol22no2.26874

Abstract

Introduction: Mouthwash containing zinc sulfate could reduce the ability of tasting sweetness temporarily. Zinc sulfate is an example of a zinc compound which is the active ingredient in mouthwash. Zinc sulfate is added in mouthwash as an antiplaque and astringent material that gives a cleaning on the mouth. This study aimed is to analized differences of sweet taste threshold changes data before and after using mouthwash containing zinc sulfate. Methods: The study was using quasi experimental study. Study sample was collage students of Dentistry Faculty of Padjadjaran University totally 30 sample ages between 18-25 years old men and women took based on purposive sampling. Murphy method was applied to measure the threshold of sweet taste perception and identification before and after using mouthwash containing zinc sulfate. Results: The result of statistically shows the average value of sweet perception threshold before and after using mouthwash containing zinc sulfate are 0.0046 M and 0.0128 M with standard deviation 0.0047 and 0.0084. Sweet identification threshold before and after using mouthwash containing zinc sulfate are 0.0164 M and 0.0248 M with standard deviation 0.0089 and 0.0082. Conclusion: There is difference of sweet taste threshold  before and after using mouthwash containing zinc sulfate.
The preliminary research of intercanine distance between humans and dogs by bite mark analysis Yeong, Lee Deng; Dardjan, Murnisari; Susilawati, Sri; Oscandar, Fahmi; Rajion, Zainul Ahmad
Padjadjaran Journal of Dentistry Vol 33, No 2 (2021): July 2021
Publisher : Faculty of Dentistry Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/pjd.vol33no2.26584

Abstract

Introduction: Bite marks between humans and dogs have a similar appearance and it becomes a challenge study for the dentist and forensic odontologists to discern between them. Intercanine distance (ICD) is one of the parameters to identify the biter species in humans and animals. The aim of this study was to analyse the differences of the ICD between humans and dogs. Methods: The analytical study design was done by measuring the ICD of bite marks in 65 humans and 22 dogs selected by purposive non-random sampling method with the inclusion criteria for human samples, students of Faculty of Dentistry Universitas Padjadjaran between 18 to 28 years old, canine occlusal relationship class I, presence of both intact canine teeth in each jaw, normal overjet and no diastema at the anterior teeth; and for dog samples, mesaticephalic skull shaped, having four intact canine teeth, and located across animal centres in Bandung. The gender and dental arch shape in humans and dogs were excluded. Human bite registrations were taken using wax pieces, while dog anterior teeth impressions were taken which were then casted with dental stone. The ICD was then measured using a digital vernier caliper with 0.01 mm resolution. The inter- and intra-observer variability calibrations were done before the sample measurements. The Mann-Whitney U statistical analysis was done to determine the significance between ICD of humans and dogs (p<0.05). Ethical clearance (No.1225/UN6.KEP/EC/2018) was obtained for both groups prior research study. Results: The statistical analytic showed, (p=0.0002) between humans and small and large sized dogs; (p=0.5093) for medium sized dogs in the maxillary. In the mandibula, showed (p=0.0002) between humans and small and large sized dogs; (p=0.0003) for medium sized dogs. Conclusion: The ICD analysed in this study were concluded to be different between humans and dogs (all sizes) in mandibular, humans and dogs (small and large sized) in maxillary. Conversely, the ICD between humans and medium sized dogs in maxillary were similar.