Biological tissue sample. Medical search. Frequent questions

The purpose of the proposed awards is to continue cooperative efforts to identify and improve access to tumor tissue, biological specimens, and associated clinical outcome data that could then be utilized for research, by the research community at-large, on the pathogenesis of HIV-associated malignancies and development of more effective therapies. (nih.gov)
Banked specimens may consist of fixed or frozen tumor tissue and biological fluids. (nih.gov)
All specimens are collected and banked according to common procedures developed up by the Tissue and Biological Fluids Banks of HIV-associated malignancies. (nih.gov)
It is inevitable that artefacts will be induced through obtaining and processing tissues, irrespective of whether the samples comprise a few cells derived by fine-needle aspiration or larger specimens obtained surgically. (medscape.com)
The available resources include aged rodents, biological specimens (tissue and cell banks), and the Primate Aging Database. (nih.gov)
Resources include biological specimens, animals, data, materials, tools, or services made available to any qualified investigato r to accelerate alcohol-related research in a cost-effective manner. (nih.gov)
Goal of resource: To develop a clinical resource of severe alcoholic hepatitis (AH) that serve the alcohol research community by generating transcriptome and proteome databases from liver tissues from patients with severe AH and establishing a centralized database of de-identified samples for promoting access to otherwise unavailable specimens. (nih.gov)
Available biological specimens include de-identified human samples (liver tissues, hepatic cells, whole blood, PBMCs, serum, plasma) from patients with severe AH. (nih.gov)
KANNAPOLIS ó The N.C. Research Campus will store millions of biological specimens in a state-of-the-art biorepository at the corner of Chipola Road and U.S. 29, about a mile from the main campus in downtown Kannapolis, officials confirmed today. (salisburypost.com)
The MURDOCK Study, a longterm health research project expected to collect blood samples from 50,000 local residents, is interested in storing its specimens in the new biorepository. (salisburypost.com)
Safely storing specimens over many years is crucial to life sciences researchers, who often apply new science to old samples in their search for treatments, causes and cures for disease. (salisburypost.com)
The field of metabolomics has enabled a comprehensive assessment of biological specimens and their associated compounds. (frontiersin.org)

cDNA arrays A microscopic, ordered array of nucleic acids, proteins, small molecules , cells or other substances that enables parallel analysis of complex biochemical samples. (genomicglossaries.com)
However, this type of preservation makes it difficult to perform molecular analysis on the samples since the nucleic acids are both trapped and modified by significant protein-protein and protein-nucleic acid crosslinks. (thermofisher.com)
The Ambion RecoverAll Total Nucleic Acid Isolation Kit for FFPE Tissues efficiently isolates all nucleic acids, including miRNA, from formalin- or paraformalin-fixed, paraffin-embedded (FFPE) tissues. (thermofisher.com)
Recent improvements to the kit protocol reduce hands-on time and simplify the workflow, so that the isolation of nucleic acids from FFPE tissue is easier, and 67% faster. (thermofisher.com)
Although the degree of RNA and DNA fragmentation that has already occurred in FFPE tissues cannot be reversed, nucleic acids extracted from FFPE tissues are still functional and can be analyzed by PCR. (thermofisher.com)

Tissue samples were cultured in medium DME plus 10% fetal calf serum, 10% horse serum and 50 ng/ml each of hydrocortisone and insulin. (univaq.it)
Its larger kit size is ideal for high-throughput automated workflows used for the analysis of biological samples such as blood serum or plasma (see our workflow below). (ludger.com)
Designed to provide a superior method of liquid extraction, Microlute™ SLE products use selectively sourced diatomaceous earth (DE) as the solid support to maximize absorption of the aqueous solvent to enable greater and simpler separation and elution of organic analytes from biological samples such as plasma and serum and aqueous solutions. (news-medical.net)
Biological samples (biological fluids, serum, cells, tissues) typically generate background fluorescence that is detected during a conventional FRET assay, with low signal-to-noise ratio. (anaspec.com)

The lab's Analytical Services section analyzes more than 800 inorganic and organic constituents in groundwater, surface water, wastewater, sediment, atmospheric precipitation and biological tissues. (eenews.net)
Water, bed sediment, and invertebrate tissue were sampled in streams from Butte to near Missoula, Montana, as part of a monitoring program in the Clark Fork Basin. (usgs.gov)
Bed-sediment and tissue samples were collected once at 12 sites during July 2020. (usgs.gov)
Statistical summaries of water-quality, bed-sediment, and invertebrate tissue trace-element data for sites in the Clark Fork Basin were provided for the period of record: March 1985-September 2020. (usgs.gov)

In recent years, the extramural research community has recognized the value of biological fluids and tissue banks in supporting translational research. (nih.gov)

A sample of a matrix similar to the batch of associated samples (when available) that is free from the analytes of interest and is processed simultaneously with and under the same conditions as samples through all steps of the analytical procedures, and in which no target analytes or interferences are present at concentrations that impact the analytical results for sample analyses. (virginia.gov)
Porvair Sciences has introduced Microlute™ SLE 96-well plates and cartridges to enable you to quickly and easily extract a wide range of acidic, basic and neutral analytes from samples with greater reproducibility. (news-medical.net)
Identifying and quantifying biomarkers and analytes in biological fluids, tissues, and breath samples is possible with QCL-based spectroscopy, enabling early identification of diseases and monitoring. (marketsandmarkets.com)

Tumor tissue collected during clinical trials would permit research on the pathogenesis of HIV-associated malignancies and on the development of effective therapies. (nih.gov)
Although tumor tissue biopsy is still the gold standard for cancer diagnosis and for clinical and molecular profiling of tumor DNA, it has disadvantages, including tissue inaccessibility, cost, invasiveness, risk of inadequate sampling, and some pain and risk to the patient. (rgare.com)

Obesity or insulin resistance-induced molecular alterations in adipose tissue can be detected using these techniques. (intechopen.com)
Spectral imaging of adipose tissue provides high-quality information involving molecular compositional, structural, and functional alterations for characterization and differentiation of adipocytes (brown, white) in different adipose tissue regions (visceral, subcutaneous, etc. (intechopen.com)
In this chapter, applications of spectroscopic and spectral imaging techniques for characterization and differentiation of various adipose tissues will be discussed, which will shed light to better understand adipose tissue metabolism and provide new insight into diagnosis and treatment of some metabolic diseases such as obesity. (intechopen.com)
Adipose tissue is a complicated, crucial, and highly active metabolic and endocrine organ. (intechopen.com)
Adipocytes are the cells that primarily constitute adipose tissue. (intechopen.com)
Besides adipocytes, adipose tissue also includes the stromal vascular fraction (SVF) of cells including fibroblasts, vascular endothelial cells, and a variety of immune cells such as macrophages. (intechopen.com)
Adipose tissue is the primary storage location for excess energy but it may also be defined as an endocrine organ. (intechopen.com)

Metabolomics is the study of small metabolites or chemical processes involving small substrates in tissues or organisms. (frontiersin.org)
In addition, there are some more specific monitoring programmes such as the bathing water monitoring programmes (GR-M3, UK-M5) or monitoring focused on specific biological organisms. (europa.eu)

In order to identify new data to be able to better evaluate patient prognosis in prostatic carcinoma (PRCA), we started a study 6 years ago correlating in vitro parameters from human PRCA samples grown in tissue culture with histological diagnosis of the same tumors [Eur. (univaq.it)
Thus, the objective of this study was to utilize EDFM-HSI to locate, identify, and map metal oxide ENMs in ex vivo histological porcine skin tissues, a toxicological model of cutaneous exposure, and compare findings with those of Raman spectroscopy (RS), energy-dispersive X-ray spectroscopy (EDS), and scanning electron microscopy (SEM). (cdc.gov)

The metabolome is the representation of all metabolites in any biological cell, tissue, or organ and their subsequent cellular products. (frontiersin.org)
The research is primarily divided into two areas - a) developing confounder-free magnetic resonance imaging (MRI) methods for accurate quantification of iron overload and steatosis (fatty liver) non-invasively for replacing tissue biopsy, and b) developing automated techniques for quantifying metabolites in biological tissue samples using nuclear magnetic resonance (NMR) spectroscopy. (memphis.edu)

This custom hardware and software system enables the automatic 3D targeting of structures in living biological tissues, observed under a microscope objective lens, by an investigator interacting directly with a real-time image. (nih.gov)
Histotechnicians prepare small samples of bodily tissues for examination under a microscope. (goodwin.edu)
Kakoulli and her colleagues imaged the hair samples with a very-high-resolution scanning electron microscope. (livescience.com)
Combining Raman analysis with an Atomic Force Microscope (AFM) can provide topographic sample information on the nanometer scale, together with the chemical information obtained from Raman spectroscopy and imaging. (horiba.com)
Combining the two techniques on a single microscope system allows fast location of regions of interest within biological samples and targeted chemical analysis. (horiba.com)
Combined Raman and AFM (Atomic Force Microscope) analysis provides enhanced information on sample composition and structure by collecting physical and chemical information on the same sample area. (horiba.com)
Raman and AFM (Atomic Force Microscope) analysis can be combined on a single microscope system, opening interesting new capabilities and providing enhanced information on sample composition and structure by collecting physical and chemical information on the same sample area. (horiba.com)

Metabolomics research has recently gained popularity because it enables the study of biological traits at the biochemical level and, as a result, can directly reveal what occurs in a cell or a tissue based on health or disease status, complementing other omics such as genomics and transcriptomics. (frontiersin.org)
Histology is the study of biological tissues. (goodwin.edu)

Spectroscopic techniques such as Fourier transform infrared (FTIR), Raman, nuclear magnetic resonance (NMR) are widely used to characterize biological systems by monitoring cellular molecules such as lipids, carbohydrates, and proteins. (intechopen.com)

Women diagnosed and treated for breast cancer have increased biological aging compared to women who remain free of breast cancer, according to a new study by researchers at the National Institutes of Health and their collaborators. (nih.gov)
To measure biological age, the researchers studied 417 women who had blood samples collected at two time points about eight years apart. (nih.gov)
The researchers used three different established "methylation clocks" to determine if there were changes in a women's biological age between the two time points. (nih.gov)
Goal of resource: The Research Resource provides human post-mortem brain tissue, and associated clinical information, to researchers worldwide. (nih.gov)
This report on how to exactly produce these tissue nanotransfection chips will enable other researchers to participate in this new development in regenerative medicine," says Chandan Sen, director of the Indiana Center for Regenerative Medicine and Engineering, associate vice president for research and distinguished professor at the IU School of Medicine. (medicaldesignbriefs.com)
Though these findings were suggestive of arsenic ingestion, they weren't definitive, so the researchers collected hair samples to analyze further in the lab. (livescience.com)

Also known as microscopic anatomy, histology is used to understand the microscopic structure of tissues, and further detect any disease or abnormalities within them. (goodwin.edu)

Hyperspectral imaging of nanoparticle s in biological samples: simultaneous visualization and elemental identification. (cdc.gov)
Novel advanced direct visualization techniques that require less time, cost, and resource investment than electron microscopy (EM) are needed for identifying and locating ENMs in biological samples. (cdc.gov)
Epifluorescence imaging is widely used within biological fields for visualization of cell/tissue materials, but does not offer the detailed molecular information that Raman can provide. (horiba.com)

The key to understanding the role of environment in impairing fetal growth is to 1) measure environmental risk factors prospectively in pregnancy, to ensure that exposure and subsequent epigenetic changes are temporally associated and 2) to measure epigenetic changes in the correct target tissues. (nih.gov)
The bill also includes provisions requiring NIH to continue reimbursing grantee research institutions for facilities and administrative costs (indirect costs), and prohibiting use of funds for research on fetal tissue obtained from an induced abortion. (nih.gov)

Like other high-throughput biological experiments, metabolomics produces vast volumes of complex data. (frontiersin.org)

Simultaneously, imaging technologies available for visualizing living biological materials have advanced dramatically to modalities with varying levels of spatial resolution including MRI, real-time video-microscopy, and confocal and multi-photon laser scanning microscopy. (nih.gov)
2. FTIR microscopy of biological cells and tissue: data analysis using resonant Mie scattering (RMieS) EMSC algorithm. (nih.gov)
8. An open-source code for Mie extinction extended multiplicative signal correction for infrared microscopy spectra of cells and tissues. (nih.gov)
15. Model-based correction algorithm for Fourier Transform infrared microscopy measurements of complex tissue-substrate systems. (nih.gov)
The lack of practicable nonlinear elastic contact models frequently compels the inappropriate use of Hertzian models in analyzing indentation data and likely contributes to inconsistencies associated with the results of biological atomic force microscopy measurements. (nih.gov)

7. An improved algorithm for fast resonant Mie scatter correction of infrared spectra of cells and tissues. (nih.gov)
11. A representation learning approach for recovering scatter-corrected spectra from Fourier-transform infrared spectra of tissue samples. (nih.gov)
The fundamental problem is that inhomogeneous samples such as biological tissue randomly scatter and diffuse light, preventing the formation of diffraction-limited images. (nature.com)

It provides a snapshot of the physiology of the cell under investigation and can be used to study biological information on the biochemical level. (frontiersin.org)

Previous analyses showed high concentrations of arsenic in the hair samples of mummies from both highland and coastal cultures in the region. (livescience.com)
Biological data included trace-element concentrations in whole-body tissue of selected aquatic benthic invertebrates. (usgs.gov)

While engineered nanomaterial s (ENMs) are increasingly incorporated into industrial processes and consumer products, the potential biological effects and health outcomes of exposure remain unknown. (cdc.gov)

Furthermore, the phenotype of viable cells is known to change during tissue collection and handling. (medscape.com)

Primer: tissue fixation and preservation for optimal molecular analysis of urologic tissues. (medscape.com)

The new targeting system has been tested for applications in neuroscience involving targeting of neurons or neuronal substructures in living tissue such as rodent brain tissue slices and en bloc spinal cord isolated in vitro, which are neurobiological preparations employed by NINDS investigators. (nih.gov)

However, for a very large portion of these genes there are few tools that enable the community to directly characterize their encoded proteins, for example by identifying and quantifying them in mixtures, by localizing and visualizing them within cells and tissues, or for characterizing the molecular complexes in which they reside. (nih.gov)
Technologies like next-generation sequencing allow us to understand which RNA transcripts and proteins are expressed in biological tissues. (harvard.edu)

When a tissue sample is removed from its environment, biological changes are induced within its constituent cell population. (medscape.com)
Biological age reflects a person's cell and tissue health, and it differs from chronological age. (nih.gov)
16. FTIR bio-spectroscopy scattering correction using natural biological characteristics of different cell lines. (nih.gov)
ATMPs fall into three categories: gene therapies, somatic cell therapies and tissue engineered products. (birmingham.ac.uk)
Common biological buffers used for tissue culture include Dulbeccos phosphate buffered saline (PBS), Tris base, HEPES, MOPS, PIPES, and other formulations developed for specific cell lines or applications. (fishersci.com)

Analytical batch" means a batch composed of prepared environmental samples (extracts, digestates, or concentrates) that are analyzed together as a group. (virginia.gov)

Accuracy includes a combination of random error (precision) and systematic error (bias) components that are due to sampling and analytical operations. (virginia.gov)
Analytical method" means a technical procedure for providing analysis of a sample, defined by a body such as the Environmental Protection Agency or the American Society for Testing and Materials, that may not include the sample preparation method. (virginia.gov)
An analytical batch can include prepared samples originating from various environmental matrices and can exceed 20 samples. (virginia.gov)

Surprisingly, many cells in tissues preserved in an ischemic state can remain viable for several hours, and are believed to remain genotypically stable in the short term. (medscape.com)
3. RMieS-EMSC correction for infrared spectra of biological cells: extension using full Mie theory and GPU computing. (nih.gov)
The silicone device can change skin tissue into blood vessels and nerve cells. (medicaldesignbriefs.com)
A silicone device that can change skin tissue into blood vessels and nerve cells has advanced from prototype to standardized fabrication, meaning it can now be made in a consistent, reproducible way. (medicaldesignbriefs.com)

Blank" means a sample that has not been exposed to the analyzed sample stream in order to monitor contamination during sampling, transport, storage or analysis. (virginia.gov)
As a consequence, using Microlute™ SLE delivers significantly improved reliability, precision, automation compatibility and efficient clean-up of samples for chromatography without risks of contamination and time-consuming solvent transfers. (news-medical.net)

NIA has developed a repository of tissue collected from the Multigenotypic Aged Rodent Colonies. (nih.gov)
NIA has developed a repository of tissues collected from nonhuman primate species. (nih.gov)
The aim of this repository is to provide tissues and maximize the use of existing samples from non-human primates for aging research. (nih.gov)
NCI has developed sample consent documents for repository activities ( http://www.napbc.org/napbc/consent.htm and http://www.napbc.org/napbc/q&a.htm ). (nih.gov)
The concept of a tissue repository may include two kinds of samples: a) those collected with the expressed purpose of distribution to investigators, and b) those collected by individual investigators, and not originally intended to be shared with others, but which are subsequently shared as part of a repository. (nih.gov)
Any identifiable tissue (included coded tissue) that is collected requires IRB review at the site of collection (even if different from the site of the repository) and, under most circumstances, written informed consent from the subject. (nih.gov)
Where possible, informed consent should include information about the repository and the conditions under which tissues will be shared. (nih.gov)
Any tissue repository that distributes materials requires an IRB, convened under an OPRR-approved assurance, that lays out the conditions under which the tissue will be shared. (nih.gov)
A committee, established under the repository IRB's guidelines, must evaluate each request for samples to see if the request is consistent with the IRB's conditions for sharing samples and with the original informed consent. (nih.gov)
The recipient of the tissue samples must abide by the conditions specified by the repository IRB. (nih.gov)
Even if the samples do not formally constitute a repository, IRB approval at the institution where the samples are stored is required if the collector/distributor is an NIH employee or if the storage is for the purpose of sharing and that sharing is supported by funds from the Department of Health and Human Services. (nih.gov)
NHLBI staff will ensure that any tissue repository has an approved IRB that has developed conditions for distribution of samples, which are consistent with the informed consents under which the tissue is collected. (nih.gov)
NHLBI staff will ensure that any tissue repository has a committee that reviews requests for samples. (nih.gov)

In laboratory studies, the device successfully converted skin tissue into blood vessels to repair a badly injured leg. (medicaldesignbriefs.com)
For example, if someone's blood vessels were damaged because of a traffic accident and they need blood supply, we can't rely on the pre-existing blood vessel anymore because that is crushed, but we can convert the skin tissue into blood vessels and rescue the limb at risk. (medicaldesignbriefs.com)
Unlike other biological samples, such as bone and skin tissue that change over time, hair remains stable after it forms (keratinizes). (livescience.com)

The Primate Aging Database (PAD) is a searchable database that contains body composition, blood chemistry, and other biological data collected across the lifespans of healthy non-human primates (NHPs) in captive and in wild populations. (nih.gov)
A biorepository is used for longterm cold storage of biological samples like blood and tissue. (salisburypost.com)

Informatics resources for the MATRR include an integrated laboratory information management system for tissue tracking and data management and the development of a system for the integrated analysis of genomic, genetic and phenotypic information. (nih.gov)
Although this finding supports the generally accepted view that many soft materials can be assumed to be linear elastic at small deformations, the nonlinear models facilitate analysis of intrinsically nonlinear tissues and large-strain indentation behavior. (nih.gov)
Equipment is further sub-segmented into storage equipment, sample analysis equipment, sample processing equipment, sample transport equipment, and others. (medgadget.com)
The lab, which conducts analysis for USGS water science centers and other government agencies, receives an annual average of almost 39,000 samples and produces about 1.8 million results. (eenews.net)
Aliquot" means a portion of a sample taken for analysis. (virginia.gov)
Hyphenated systems allow more complete sample analysis on a single bench top system, and offer lower cost of ownership compared with two individual systems. (horiba.com)
Temperature stages can be used in combination with the Raman-PL systems allowing analysis of samples at temperatures down to 4.2K. (horiba.com)

The end result is a more comprehensive sample characterization. (horiba.com)

He received his Masters of Science in Biological Sciences from Stanford University while conducting research at the Hopkins Marine Station in Pacific Grove, CA on cellular ion membrane channels. (stanford.edu)

The awardees will provide to the research community at-large tissue and biological fluids of high quality from patients with HIV-associated malignancies for high priority research studies. (nih.gov)
Such as system would potentially benefit many applications in medicine and research whenever tools are brought to or taken away from locations in a biological specimen, including in intact structures in vivo such as the exposed brain. (nih.gov)
The Biological Resources Branch of DAB facilitates basic research in the biology of aging through controlled access to biological resources, which are supported through contracts to spare qualified investigators the cost of generating such resources. (nih.gov)
Tissues are available to investigators at academic and nonprofit research institutions who are engaged in funded research on aging. (nih.gov)
Research Involving Human Biological Materials: Ethical Issues and Policy Guidance). (nih.gov)
The above Operating Principles will be broadly disseminated to the research community, including to investigators who do not currently distribute tissue samples, but might do so in the future. (nih.gov)
Goal of resource: To provide the alcohol research community access to tissue and data generated from cohorts of monkeys that have been subjected to a voluntary alcohol self-administration protocol. (nih.gov)
By enrolling in the National ALS Registry, individuals living with ALS can take part in the Biorepository at no cost to them or their family and contribute their samples for ALS research in areas such as genetics, biomarker identification, and possible etiology. (cdc.gov)
Other universities, institutes and companies, including big-name pharmaceutical companies being recruited by the N.C. Research Campus, would pay to process, store and access their biological samples in the new facility. (salisburypost.com)
Too much light or X-ray damages living tissues and biological samples, hampering research and health. (zmescience.com)
Most biological samples used in research are kept at a pH of about 7.4. (fishersci.com)

Theodore Leng, MD, MS, FACS received his AB in Philosophy and BS in Biological Sciences from Stanford University, graduating with Departmental Honors. (stanford.edu)
Co-authors of the paper include Catherine Searle, associate professor of biological sciences at Purdue, and James Schaber, formerly of Purdue's Bindley Bioscience Center. (purdue.edu)
With liquid extraction applications in forensics, pharmaceutical, drug discovery and clinical diagnostics, Porvair Sciences has written a handy protocol to enable you to use Microlute™ SLE and get the cleanest samples for downstream chromatography applications. (news-medical.net)

3 It also allows for more frequent sampling, which can provide greater insight into the behavior and progression of various tumors and their response to different therapies. (rgare.com)

Marine Biological Laboratory (Woods Hole, Mass. (nih.gov)
They also subjected the samples to various tests with the synchrotron light source - a large particle accelerator that analyzes materials with intense, focused X-ray beams - at the Lawrence Berkeley National Laboratory in California, allowing them to map the distribution of the elements and minerals in the hair. (livescience.com)
BAM laboratory develops, charaterizes and evaluates biomaterials for biomedical implants, coatings, tissue engineering and drug delivery. (memphis.edu)
The Tissue Template Engineering and Regeneration Laboratory is focused on developing and evaluting electrospun biomaterials for tissue engineering of new tissues and organs. (memphis.edu)

The levels of the applied calibration standard should bracket the range of planned or expected sample measurements. (virginia.gov)

Hyperspectral mapping is particularly important for biological samples, where ENM morphology is visually indistinct from surrounding tissue structures. (cdc.gov)

We are developing a second-generation software system for image-based robotic automation of micromanipulators, which entails seamless integration and control of combined optical-mechanical systems used for NINDS biological investigation. (nih.gov)
Optical imaging through and inside complex samples is a difficult challenge with important applications in many fields. (nature.com)
Figure 2: Experimental imaging through a visually opaque optical diffuser and two biological samples. (nature.com)

Retrieved on December 08, 2023 from https://www.news-medical.net/news/20200303/Quick-easy-extraction-of-biological-aqueous-samples.aspx. (news-medical.net)

Our innovative approach of automated integration of imaging with robotic control of micro tools would substantially alleviate many challenges, and opens the door for new and easier ways of simultaneously visualizing, probing, and manipulating living biological materials. (nih.gov)
HSI-EDFM can be used to confirm the identity of the materials of interest in a sample and generate an image "mapping" their presence and location in a sample. (cdc.gov)
Candidates must have expertise in the mechanics of materials with long fibers, such as fabrics and textiles, or of soft tissues, such as tendon or heart valves. (imechanica.org)

Histotechnologists also prepare samples of tissues for study, but have advanced training that enables them to also perform testing on the tissue samples. (goodwin.edu)

They produce light in the mid-infrared region, which correlates to the absorption bands of numerous compounds in biological samples. (marketsandmarkets.com)

While definitions vary as to the precise meaning of the term "liquid biopsy," in the current context it refers specifically to the collection of samples of non-solid biological tissues - i.e., body fluids - to test and analyze for relevant markers in specific diseases that may then guide patient management. (rgare.com)
Liquid biopsy has several advantages, in that samples are generally easily obtained and the sampling procedures are minimally invasive, quick, and incur minimal patient pain and risk. (rgare.com)
Liquid biopsy refers to the collection of samples of non-solid biological tissues - i.e., body fluids - to test and analyze for relevant markers in specific diseases. (rgare.com)

Analyte" means the substance , organism, physical parameter, or chemical constituent for which an environmental sample is being analyzed. (virginia.gov)

Local therapy , like its name suggests, consists of removal of the breast mass or abnormal imaging findings and sampling of the lymph nodes. (northshore.org)

The sampling program was completed by the U.S. Geological Survey, in cooperation with the U.S. Environmental Protection Agency, to characterize aquatic resources in the Clark Fork Basin and monitor trace elements associated with historical mining and smelting activities. (usgs.gov)

The technology is currently being used to reprogram tissue for different kinds of therapies, such as repairing brain damage caused by stroke or preventing and reversing nerve damage caused by diabetes. (medicaldesignbriefs.com)

13. Recovery of absorbance spectra of micrometer-sized biological and inanimate particles. (nih.gov)
Scientists find it difficult to sample particles of that size in the environment. (purdue.edu)

Although more cases are needed to provide statistical significance to the results, the data we collected seem to indicate that low-grade tumors susceptible of poorer prognosis can be identified by a short-term tissue culture showing morphological atypias and long average life span. (univaq.it)

Excluded from the resource are brain samples from human subjects, who were documented to have misused other drugs (besides nicotine). (nih.gov)
The density of yellow coloration read by absorbance at 450 nm is quantitatively proportional to the amount of sample Human S100A9 captured in well. (avivasysbio.com)

A randomly selected sample of 35-49 year-old women members of the George Washington University Health Plan were invited to participate in the study. (nih.gov)

In the new study, scientists used a range of high-tech methods to analyze hair samples from a 1,000- to 1,500-year-old mummy from the Tarapacá Valley in Chile's Atacama Desert. (livescience.com)

The density of yellow coloration is measured by reading the absorbance at 450 nm which is quantitatively proportional to the amount of biotinylated Avp captured in the well and inversely proportional to the amount of Avp which was contained in the sample or standard. (avivasysbio.com)
A study performed on breast, lung, and colon tissue showed that, although nucleic acid yield, based on absorbance readings at 260 nm, varied between blocks of FFPE tissues due to age, core size and tissue type, overall yield data with the new RecoverAll Kit was equivalent to that from the original kit (data not shown). (thermofisher.com)

With TR (time-resolved) and TR-FRET assays, the fluorescent signal of the lanthanide metals is long-lived and can be measured after the background fluorescence of the biological sample has decayed, resulting in low background with improved assay sensitivity . (anaspec.com)

Anatomy21

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