Time of death
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Postmortem Changes in Animal Carcasses and Estimation of the Postmortem Interval Open
A thorough understanding of the physical and chemical changes that occur in the body after death is critical for accurate interpretation of gross and microscopic pathology at autopsy. Furthermore, knowledge of the postmortem processes and …
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The Thanatomicrobiome: A Missing Piece of the Microbial Puzzle of Death Open
Death is a universal phenomenon; however, is there "life after death?" This topic has been investigated for centuries but still there are gray areas that have yet to be elucidated. Forensic microbiologists are developing new applications t…
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Postmortem biochemistry: Current applications Open
The results of biochemical analyses in specimens obtained postmortem may aid death investigation when diabetic and alcoholic ketoacidosis is suspected, when death may have been the result of drowning, anaphylaxis, or involved a prolonged s…
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Postmortem muscle protein degradation in humans as a tool for PMI delimitation Open
Forensic estimation of time since death relies on diverse approaches, including measurement and comparison of environmental and body core temperature and analysis of insect colonization on a dead body. However, most of the applied methods …
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Intra- and Interskeletal Proteome Variations in Fresh and Buried Bones Open
Proteomic methods are acquiring greater importance in archaeology and palaeontology due to the longevity of proteins in skeletal remains. There are also developing interests in forensic applications, offering the potential to shed light on…
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A reliable method for estimating the postmortem interval from the biochemistry of the vitreous humor, temperature and body weight Open
The estimation of the time elapsed since death is of paramount importance in the field of forensic sciences and criminal investigation, owing, among other factors, to the possible legal repercussions. Over the past few years various formul…
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Entomology-based methods for estimation of postmortem interval Open
Entomology-based methods for estimation of postmortem interval Michelle L Harvey,1 Natalie E Gasz,1 Sasha C Voss2 1School of Life and Environmental Sciences, Centre for Chemistry and Biotechnology (Waurn Ponds Campus), Faculty of Science, …
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First application of a protein-based approach for time since death estimation Open
Awareness of postmortem degradation processes in a human body is fundamental to develop methods for forensic time since death estimation (TDE). Currently, applied approaches are all more or less limited to certain postmortem phases, or hav…
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Estimation of Late Postmortem Interval: Where Do We Stand? A Literature Review Open
Estimating time since death can be challenging for forensic experts, and is one of the most challenging activities concerning the forensic world. Various methods have been assessed to calculate the postmortem interval on dead bodies in dif…
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Insects of forensic importance associated to cadaveric decomposition in a rural area of the Andean Amazon, Caquetá, Colombia Open
Forensic entomology is a frequently used tool to estimate the time interval between death and the discovery of the corpse. Succession of arthropods associated with cadaveric decomposition was monitored in a rural area of the Municipality o…
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Systematic Review on Post-Mortem Protein Alterations: Analysis of Experimental Models and Evaluation of Potential Biomarkers of Time of Death Open
Estimating the post-mortem interval (PMI) is a very complex issue due to numerous variables that may affect the calculation. Several authors have investigated the quantitative and qualitative variations of protein expression on post-mortem…
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Life cycle of<i>Lucilia sericata</i>(Meigen 1826) collected from Andean mountains Open
In forensic science, fly larval size and developmental time help to estimate the time elapsed since a person has died until the body is found, generally known as minimum postmortem interval (mPMI). Lucilia sericata (Meigen 1826) is a cosmo…
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Histological changes in human skin 32 days after death and the potential forensic significance Open
To observe the histological changes in human skin within 32 days after death to explore its potential significance in forensic practice. The intact full-thickness skin and subcutaneous tissue from the sternum of eight corpses were placed i…
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Postmortem Internal Gas Reservoir Monitoring Using GC×GC-HRTOF-MS Open
Forensic investigations often require postmortem examination of a body. However, the collection of evidence during autopsy is often destructive, meaning that the body can no longer be examined in its original state. In order to obtain an i…
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Analysis of the persistence time of the SARS-CoV-2 virus in the cadaver and the risk of passing infection to autopsy staff Open
The activity of the SARS-CoV-2 virus has not yet been studied in a post-mortem setting. The absence of these data has led to the prohibition of exposure of infected corpses during burial procedures. Our aim was to assess the virus’s persis…
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Reconstructing the time since death using noninvasive thermometry and numerical analysis Open
Numerical modeling of postmortem body temperature allows reconstruction of the time since death for criminal investigations.
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Assessment of histological changes in antemortem gingival tissues fixed at various time intervals: A method of estimation of postmortem interval Open
Histological changes such as complete homogenization of cells in superficial layers and loss of epithelial architecture at 4 h in unfixed antemortem tissue may be used as a criterion to estimate PMI, after further studies on postmortem tis…
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Time-Dependent Changes in THC Concentrations in Deceased Persons Open
Changes in the concentrations of Δ9-tetrahydrocannabinol (THC) in the postmortem period were investigated in a series of cases by comparing concentrations in blood taken on receipt of the body in the mortuary (admission specimen, AD) with …
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Toxicological Analysis of Insects on the Corpse: a Valuable Source of Information in Forensic Investigations Open
Background: Entomotoxicology as a subset of forensic entomology can be used by analysis of carcass feeding insects to detecting of drugs or toxins, as well as the cause and manner of death in cases of ante-mortem drugs intoxication. Morp…
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Vitreous humor: A review of biochemical constituents in postmortem interval estimation Open
Postmortem changes in the biochemical constituents of the vitreous humor have been widely used to estimate the postmortem interval (PMI) over the past several decades. However, few reviews have summarized the relationship between the postm…
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Biochemical markers of time since death in cerebrospinal fluid: A first step towards<i>“Forensomics”</i> Open
The accurate estimation of the time of death is a challenge in forensic medicine, as the methods routinely used to assess the postmortem interval (PMI) are far from being precise. Over the past decades, biochemical methods have been implem…
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Histological appearance of postmortem pink teeth: Report of two cases Open
This article presents images and histological changes in the dentin of two cases involving posmortem pink teeth. Postmortem pink teeth were noted among two deceased male individuals. Pink teeth were noted during autopsy examination after t…
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Collared peccary (<i>Pecari tajacu</i>) behavioral reactions toward a dead member of the herd Open
Humans, elephants, chimpanzees, and cetaceans show concern with the death of other members of their species and respond to death in particular ways. Science considers that these species are exceptions and that other mammal species show lit…
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Forensic Biochemical Markers to Evaluate the Agonal Period: A Literature Review Open
Currently, forensic research is multidisciplinary with new methods and parameters useful to define the cause and time of death as well as survival/agony times. The identification of biochemical markers able to estimate agonal period has be…
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Estimating a reliable cutoff point of 1-propanol in postmortem blood as marker of microbial ethanol production Open
The interpretation of the ethanol analysis results in postmortem cases may be challenging when the origin of postmortem ethanol (antemortem ingestion or microbial production) is under dispute. In this study, we investigated the suitability…
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Time Flies—Age Grading of Adult Flies for the Estimation of the Post-Mortem Interval Open
The estimation of the minimum time since death is one of the main applications of forensic entomology. This can be done by calculating the age of the immature stage of necrophagous flies developing on the corpse, which is confined to appro…
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Comparing Species Composition of Passive Trapping of Adult Flies with Larval Collections from the Body during Scene-Based Medicolegal Death Investigations Open
Collection of insects at the scene is one of the most important aspects of forensic entomology and proper collection is one of the biggest challenges for any investigator. Adult flies are highly mobile and ubiquitous at scenes, yet their l…
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Age at death and cause of death of pet rabbits (Oryctolagus cuniculus) seen at an exotic animal clinic in Tokyo, Japan: a retrospective study of 898 cases (2006–2020) Open
As the quality of care received by pet rabbits improves, the age at death of these animals is expected to increase; however, reliable data on the age at death of pet rabbits is lacking. The present retrospective study aims to clarify the a…
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ESTIMATION OF TIME SINCE DEATH IN THE LATE POSTMORTEM PERIOD IN FORENSIC MEDICINE (literature review) Open
The article provides a review of the literature on the estimation of time since death in the late postmortem period. The possibility of applying in practice the criteria given in the literature is considered.
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Estimation of time elapsed since the death from identification of morphological and histological time-related changes in dental pulp: An observational study from porcine teeth Open
Putrefaction of the human body with its rate and stages of the various changes occurring in this entire process have been explored widely by the forensic medicine experts to estimate the time elapsed since death. However, experimental data…