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At least 145 records · Page 8Linked to original sources

Some species of Centrorhynchus Lühe, 1911 (Acanthocephala: Centrorhynchidae) from the collection of the Natural History Museum, London.

Seven species of Centrorhynchus Lühe, 1911 are present in the Parasitic Worms Collection of The Natural History Museum, London: C. aluconis (Müller, 1780) Lühe, 1911 from Strix aluco Linnaeus in Great Britain; C. buteonis (Schrank, 1788) Kostylev, 1914 from Accipiter virgatus (Temminck) (new host record) in Sri Lanka (new geographical record); C. clitorideus (Meyer, 1931) Golvan, 1956 from Athene brama (Temminck) (new host record) in India; C. crotophagicola Schmidt and Neiland, 1966 (encysted juveniles in the stomach wall) from Anolis lineatopus Grey (new host record) and A. sagrei Duméril and Bibron (new host record) from Jamaica (new geographical record); C. falconis (Johnston and Best, 1943) Golvan, 1956 from Spilornis cheela (Latham) in Sri Lanka (new geographical record); C. globocaudatus (Zeder, 1800) Lühe, 1911 from Falco ardosiaceus Vieillot (new host record) in West Africa; and C. milvus Ward, 1956 from Milvus migrans (Boddaert) in India. The species are described and figured on the basis of this material.

Acanthocephala↗

The Museum of Materia Medica of Paris.

The Museum of Materia Medica of Paris is very rich with a collection of about 22,000 specimens. During the last few years, the efforts have been much more devoted to teaching by means of annotated displays and exhibits.

History of Pharmacy↗

Use of solid-phase microextraction for the detection of acetic acid by ion-trap gas chromatography-mass spectrometry and application to indoor levels in museums.

A simple and efficient method using solid-phase microextraction (SPME) and gas chromatography-ion trap mass spectrometry (GC-ITMS) was developed for the analysis of acetic acid in air. The choice of the SPME fibre revealed to be critical as well as the sampling and desorption time. A dilution vessel was used for calibration. The precision of the method was found to be 4.7% relative standard deviation (RSD) and the detection limit 5.7 microg m(-3). The SPME-GC-MS technique was applied to the analysis of acetic acid in museum atmospheres.

Acetic Acid↗

Discovering the voice in the children's museum.

The authors report on a special section of a Children's Museum which is designed to involve the child and parent in actively learning about vocal function. This approach is recommended as an excellent way to promote interest in healthy vocal function.

Audiovisual Aids↗

[The prefiguration of a museum of the Hand of Man].

The author has created a foundation, acknowledged as being of public benefit, whose purpose is to set up a "Museum of the Hand of Man", conceived as a coordination and research center on the hand. An attempt at systematizing a prefiguration of this institution is proposed, with five subsectors: the original of this institution is proposed, with five subsectors: the original hand, the experienced hand, the hand and culture, the hand and society, and the hand as a symbol. In addition, a collection of publications on these various aspects of the hand is projected.

Art↗

Disposable indicators for monitoring lighting conditions in museums.

Photoinduced alterations of light-sensitive artifacts represent one of the main problems that conservators and curators have to face for environmental control in museums and galleries. Therefore, increasing attention has been recently devoted to developing strategies of indoor light monitoring, especially aimed at minimizing the cumulated light exposure for the objects on exhibit. In this work a prototype of a light dosimeter, constituted by a photosensitive dyes/polymer mixture applied on a paper substrate, is presented. This indicator, specially designed for a preventive assessment of the risk of damage for highly light-sensitive objects, undergoes a progressive color variation as its exposure to the light increases. Different, easily distinguishable color steps are exhibited depending on the light dose received, so that the dosimeter can be used straightforwardly to have a first, instrumentation-free estimation of the total light exposure. A reflectance spectroscopy study in the 350-860 nm range was carried out on prototype dosimeters exposed to light emitted from a tungsten-halogen lamp to investigate the response of the dosimeter to the light and to study the fading mechanism. Two different approaches were evaluated for the calibration of the prototype: colorimetry and principal component analysis of the reflectance spectra. The usefulness of the two methods in providing a quantitative indication of the light dose received was evaluated.

Art↗

Learning to look: developing clinical observational skills at an art museum.

CONTEXT: Clinical diagnosis involves the observation, description, and interpretation of visual information. These skills are also the special province of the visual arts. We describe an educational collaboration between a medical school and an art museum, designed for the purpose of developing student skills in observation, description, and interpretation. OBJECTIVES: In the programme, medical students first examine painted portraits, under the tutelage of art educators and medical school faculty. Then, the students examine photographs of patients' faces and apply the same skills. CONCLUSION: This programme, well-received by students and faculty, appeared to help the students not only in improving their empirical skills in observation, but also in developing increased awareness of emotional and character expression in the human face.

Art↗

The Museum for the History of the University of Pavia and the birth of histology.

A brief overview is provided on the development of histology as an independent discipline at the University of Pavia, through documents and preparations preserved in the Museum for the History of the University. Studies on the organization of tissues and cells started blooming in the mid-1850s, when morphological observations were supported by significant technical advancements in microscopy and tissue preparation. The role of Albert Koelliker, the great father of European Histology in the second half of the 19th century, is also discussed. Koelliker had several contacts with Camillo Golgi and promoted the diffusion of Golgi's discoveries. The authors also underline the innovative role of Camillo Golgi in the histological approach to research and in the foundation of modern histology.

Histology↗

Cutaneous findings in mummies from the British Museum.

This paper describes pathological abnormalities visible on the skin of mummies in the British Museum, London, and the photographic methods used to record their appearances. Although the mummification process limits the clinical information available, features compatible with eczema were identified for only the second time in mummified remains.

Adolescent↗

Detection of Borrelia burgdorferi DNA in museum specimens of Peromyscus leucopus.

To determine whether Borrelia burgdorferi was enzootic within the United States at the beginning of the 20th century, ear skin samples taken from museum specimens of the white-footed mouse (Peromyscus leucopus) were examined for evidence of spirochetal DNA. In total, 280 samples from mice collected between 1870 and 1919 were analyzed by a nested polymerase chain reaction protocol. Of these, 2 specimens from the vicinity of Dennis, Massachusetts, during 1894 were reproducibly positive for B. burgdorferi OspA sequences. The remaining 278, representing both currently endemic and nonendemic sites, were negative for spirochetal DNA. These studies suggest that the agent of Lyme disease was present in a suitable reservoir host in the United States before the turn of the century and provide evidence against a hypothesis of recent introduction of this zoonotic agent to North America.

Animals↗

Clinical experience at the museum of art.

A one-day clinical experience at a museum of art was used to reinforce health assessment skills and nursing diagnoses of sophomore-level nursing students. The principal character in a work of art was assessed by students. The author discusses the students' assessments of the influence of the humanities on nursing.

Art↗

Plastic surgery in the early nineteenth century: notes on the collections in the University of Pavia's Museum of History.

The authors present the documents of plastic surgery preserved in the University of Pavia's History of the University Museum. They include clinical papers, drawings, surgical instruments, and anatomic preparations. Most of these documents relate to the activity of Luigi Porta, who was a general and plastic surgeon and professor in the Medical School of the University of Pavia from 1832 to 1875.

History, 18th Century↗

CASE REPORTS: unusual lateral clavicle fracture dislocation: case reports and museum specimens.

We present two clinical cases and four museum specimens of a type of lateral clavicle fracture dislocation that has not been detailed in any of the commonly accepted classification systems. With this injury, the major clavicular element is displaced downward and backward into the supraspinatus outlet and may cause symptomatic impingement. A method for surgical correction is described.

Accidental Falls↗

Radiation protection at an aviation museum.

The U.S. Nuclear Regulatory Commission (U.S. NRC) will soon publish a proposed amendment to its rules that will classify the naturally occurring isotope Ra as "byproduct material" subject to its regulatory control. One of the uses of radium in the first half of the twentieth century was as a source of energy that would make certain consumer products "glow in the dark." In addition to wristwatches and other timepieces, this form of self-luminescence was widely used on aircraft instruments. There have been a number of facilities where large numbers of such instruments were stored and leakage of this isotope occurred. Subsequent decontamination of these areas, including expensive disposal of the radioactive waste, was required. We were asked to evaluate the potential hazards of aircraft and aircraft instruments at a museum in New York City, specifically the decommissioned aircraft carrier USS Intrepid. We present the results of our investigation and discuss the implications as they relate to the proposed new U.S. NRC regulations and compatibility issues with State regulations.

Aviation↗

Gestational age discrepancies due to acquisition artifact in the forensic fetal osteology collection at the National Museum of Natural History, Smithsonian Institution, USA.

Previously, numerous techniques have been used to assess either lunar or gestational age from fetal remains, such as from the external dimensions of the fetus, presence or absence of external features and ossification centers. One of the largest fetal collections in the U.S. is assessed with regard to errors in its biologic profile (ancestry, sex and age), the nature of the collection process, the methods of collection and the subsequent considerations for usage. Hrdlicka recorded the age, ancestry, sex and external measurements on card catalogs in the early 1900s for future use. For the purpose of this pilot study, measurements on 38 suitable fetuses stored at NMNH were used to calculate lunar age and compare with the recorded age in the card catalog. The differences between the age assessments are as follows: 20 showed no difference, 11 were discrepant by one month, 6 varied by 2 months and 1 diverged by 5 months. The average difference between lunar ages is 0.74 months, reflecting a nearly three-week difference. The purpose of this paper is to demonstrate that such discrepancies exist and to confirm specimens with accurate ages, which can be marked for future research. Moreover, it is also the purpose of this paper to demonstrate that such bias artifact exists in museum collections, and that this artifact needs to be eliminated from the sample materials prior to study.

Age Determination by Skeleton↗

Evolutionary distinctiveness of the extinct Yunnan box turtle (Cuora yunnanensis) revealed by DNA from an old museum specimen.

Cuora yunnanensis is an extinct turtle known from 12 specimens collected from Yunnan, China, before 1908. We used ancient DNA methods to sequence 1723 base pairs of mitochondrial DNA from a museum specimen of C. yunnanensis. Unlike some rare 'species' recently described from the pet trade, C. yunnanensis represents a lineage that is distinct from other known turtles. Besides C. yunnanensis, two other valid species (C. mccordi, C. zhoui) are unknown in the wild but are supposedly from Yunnan. Intensive field surveys for surviving wild populations of these critically endangered species are urgently needed.

Animals↗

Uncovering new lineages in the Sunda pangolin (Manis javanica) with museum mitogenomics.

Accurately identifying evolutionarily significant units (ESUs) is crucial for conservation planning, especially for species like pangolins threatened by overhunting and habitat loss. ESUs help categorize different pangolin populations, aiding in understanding their genetic diversity and distribution, which is vital for targeted conservation efforts. This research generated mitochondrial genomes from historical museum specimens of Sunda pangolins (Manis javanica) from underrepresented locations, uncovering a new evolutionary lineage from the Mentawai Islands that diverged from Indochina and west Sundaland populations around 760 000 years ago. This population thereby represents a divergent ESU with a small distribution, important for conservation planning. The novel sequences provide resources for forensic labs tracing the origin of confiscated scales and shed light into the potential distribution of the 'mysterious pangolin'. Additionally, this research confirmed the presence of the two major M. javanica lineages in Java and extended the known distribution of the eastern clade to Bali and East Kalimantan. Our findings potentially suggest a recent bottleneck and postglacial expansion of pangolins across Indochina and west Sundaland. Further investigation with genomic and morphological evidence, contact area sampling and type sequencing will be required to evaluate the taxonomic status of different M. javanica lineages and M. culionensis.

Genomics↗

The indoor environment of a modern museum building, the Sainsbury Centre for Visual Arts, Norwich, UK.

A multi-disciplinary approach was used to investigate the indoor environment of a modern museum building, and its suitability for the conservation of the collection therein. Climate, gaseous and particulate pollution and the concentrations of bacteria were measured in summer and winter campaigns. While the environment overall was found to be an acceptable one, a number of drawbacks were highlighted, the most serious of these being the large temperature and humidity fluctuations that occurred in the summer.

Air Microbiology↗