microliter

Earlier HIV antiviral treatment can be cost effective in areas of limited resources

...he August 4 Annals of Internal Medicine that starting antiretroviral therapy (ART) when the level of CD4 T cells drops below a threshold of 350 per microliter of blood, compared with below 250, would prevent nearly 76,000 deaths and avert 66,000 opportunistic infections over the next five years at an estimat...

Earlier HIV Treatment Could Save Lives Worldwide

...oviral therapy (ART) were started when CD4 T-cell levels drop below 350 per microliter of blood instead of delaying until levels fall below 250. Their study is re...elines issued in 2006 suggested waiting until CD4 counts drop below 200 per microliter of blood or until people developed AIDS-related complications. The CD4 coun...

Another Study Supports Early HIV Therapy

...ion antiretroviral therapy should be 350 cells per microliter of blood, which is at the upper limit of levels fo...ntil a CD4-cell count reached 251 to 350 cells per microliter was associated with a 28 percent higher rate of AI...ings, the researchers concluded that 350 cells per microliter should be the minimum threshold at which antiretro...

New technique boosts protein NMR imaging speeds

... spectral signals using much smaller samples. "We often need samples as large as 10 microliters, but with this approach we can use as little as one microliter or less," he said. "With protein structure work, preparing samples is a major bottleneck, which limits our ability to analyze it. This approach opens ...

ARKRAY USA Nationally Launches GLUCOCARD(TM) X-METER Blood Glucose Monitoring System

.../cgi-bin/prnh/20080616/AQM068 ) GLUCOCARD(TM) X-METER This intuitive system requires no coding, displays results in 5 seconds, requires a tiny 0.3 microliter sample size, and has a 360-count test memory with time and date stamp. The choice of palm, forearm, upper arm or fingertip testing, combined with the ...

Biomarker May Signal HIV Progression

...to find that in patients with CD4+ T-cell counts of less than 450 cells per microliter [200 or less per microliter is defined as AIDS], the increase of this monocyte subset correlates invers...

Expansion of monocyte subset could serve as a biomarker for HIV progressions

...d to find that patients with CD4+ T cell counts of less than 450 cells per microliter [200 or less per microliter is defined as AIDS], the increase of this monocyte subset correlates invers...

Lymphocyte/WBC Ratio Helps in Treating ENT Disorders

...e tonsillitis group compared with the mononucleosis group (16,560 cells per microliter vs. 11,400 cells per microliter), but the lymphocyte count was higher in the mononucleosis group (6,490 cells per microliter vs. 1,590 cells per microliter). The ratio of lymphocyte/white blood cell c...

Automated Technique Accurately Measures Platelet Counts in "Platelet Gel" Products

...ontained in the PRP preparations were beyond the limit of the hematology equipment in typical use. Platelet concentrations of over 3 million cells per microliter were accurately measured. Further studies suggested that accurate measurements could be made at platelet concentrations up to 4.8 million per microlit...

microliter in Medical Technology

Nplate(R) Approved in the European Union for the Treatment of Chronic Immune (Idiopathic) Thrombocytopenic Purpura (ITP)

.... Key findings from the extension study showed platelet counts of Nplate-treated patients were increased from baseline by 20,000 platelets per microliter more than 80 percent of the time in 47 percent of patients and more than half the time in 67 percent of patients. "Amgen is committed to advanci...

Long-term Follow Up Interim Data Show Nplate(TM) Increased and Sustained Platelet Counts in Adult Chronic ITP Patients

...efined as a platelet count of 50,000 platelets per microliter and doubling of the baseline platelet count (media...re increased from baseline by 20,000 platelets per microliter more than 80 percent of the time in 47 percent of ...: Platelet count increases of 50,000 platelets per microliter were sustained for greater than or equal to 10, gr...

Bench-Top Centrifuges--Basic Tools for the Small Lab

...Highconic 6 x 50 ml fixed-angle rotor allows the centrifugation of conical cell culture vessels at up to 10,000 x g, while a high-performance 24-place microliter rotor rapidly accelerates 1.5 or 2 ml tubes to a maximum RCF of 21,885 x g. Both rotors are autoclavable to 121C. Process control is via the EAS...

microliter in Medical Products

20 microliter Fixed-Volume Micropipet

Description: This fixed-volume digital micropipet is used to accurately measure and transfer 20 microliters of solution....
Company:Bio-Rad Laboratories

5 microliter Fixed-Volume Micropipet

Description: This fixed-volume digital micropipet is used to accurately measure and transfer 5 microliters of solution....
Company:Bio-Rad Laboratories

10 microliter Fixed-Volume Micropipet

Description: This fixed-volume digital micropipet is used to accurately measure and transfer 10 microliters of solution....
Company:Bio-Rad Laboratories

50 microliter Fixed-Volume Micropipet

Description: This fixed-volume digital micropipet is used to accurately measure and transfer 50 microliters of solution....
Company:Bio-Rad Laboratories

Micropipet, adjustable volume, 0.5-10 microliter

Description: This adjustable-volume digital micropipet is used to accurately measure and transfer small solution volumes in the 0.5-10 microliter range....
Company:Bio-Rad Lab Equipment

Micropipet, adjustable volume, 2-20 microliter

Description: This adjustable-volume digital micropipet is used to accurately measure and transfer small solution volumes in the 2-20 microliter range....
Company:Bio-Rad Laboratories

Micropipet, adjustable volume, 20-200 microliter

Description: This adjustable-volume digital micropipet is used to accurately measure and transfer small solution volumes in the 20-200 microliter range....
Company:Bio-Rad Laboratories

Micropipet, adjustable volume, 100-1,000 microliter

Description: This adjustable-volume digital micropipet is used to accurately measure and transfer small solution volumes in the 100-1,000 microliter range....
Company:Bio-Rad Laboratories

StatStrip Glucose Monitoring System

Description:...sis time, color touch screen operation, and simple operating steps make bedside glucose testing fast and easy for point of care staff. Its small, 1.2 microliter sample size results in easy sample acquisition and minimal pain for the patient. Comprehensive instrument manager software provides management, ...
Company:Nova Biomedical

QuanTtest Red Total Protein Assay System

Description:...llol Red Molybdate dye binding method provides a simple, ready-to-use colorimetric method for total protein quantitation with greater linearity, using microliter samples of urine or cerebrospinal fluid (CSF) in manual or automated systems. Assay kit includes four reagent standards (level 2, 3, 4 & 5), reagents,...
Company:Quantimetrix Corporation

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microliter in Medical Dictionary

Platelet count

...unt falls below normal, ... The Merck Manual of Health and Aging ... Usually, the platelet count is about 150,000 to 350,000 platelets in a microliter of blood. ... The platelet and white blood cell count may also be high. ... Phlebotomy may increase the platelet count , which is often...

Eosinophil

... term " eosinophil " ... Eosinophilia — Overview covers possible causes of high eosinophil count. ... A count of more than 500 eosinophils per microliter of blood is generally ... Allergy information includes articles on allergies, symptoms, treatment, medications, food ... Eosinophil : A type ...

Eosinophil count

...make, a diagnosis. ... Eosinophilia — Overview covers possible causes of high eosinophil count . ... A count of more than 500 eosinophils per microliter of blood is generally ... An absolute eosinophil count is a blood test that measures the number of white ... Eosinophils; Absolute eosino...

microliter in Biological News

Lancet study supports new, highly effective treatment for blood disorder

...II study tested 114 subjects, who were all 18 years and older, with at least six months of history with ITP and with low-platelet counts of 30,000 per microliter (L) of blood (normal range is 150,000 to 400,000). The subjects were split into two groups: two-thirds were in an experimental group that received the...

MIT solves gravity-defying bird beak mystery

...y exploring microfluidic devices in which this mechanism could be exploited for directed droplet transport, allowing for controlled stepwise motion of microliter droplets, Prakash said. ...

Common blood test can help distinguish between mononucleosis and tonsillitis

...e tonsillitis group compared with the mononucleosis group (16,560 cells per microliter vs. 11,400 cells per microliter), but the lymphocyte count was higher in the mononucleosis group (6,490 cells per microliter vs. 1,590 cells per microliter). The ratio of lymphocyte/white blood cell ...

microliter in Biological Technology

Rules-Based Medicine, Inc. Launches DiscoveryMAP(TM) Service for Drug and Diagnostic Development

...ents and software to give the most accurate and reproducible protein measurements. Multiplexing allows all of these assays to be processed from a 500 microliter sample of serum or plasma, compared with single-plex platforms, such as ELISA, which would require upwards of 10 to 15 milliliters of sample. Discove...

Advanced Instruments Introduces 2020-BIO Multi-Sample Osmometer as First True Automation-Friendly Osmometer for the Biopharmaceutical Industry

...nd simple integration -- the developer's kit includes a .DLL for osmometer controls, making automation development easy to achieve. Small 20 microliter sample sizes -- ideal for sample-limited applications or for sharing sample volume with other integrated systems. "The bottom li...

Microchip Biotechnologies, Inc. Enters Into License Arrangement With GE Healthcare for Fundamental Microfluidic Patents

... to use Sample-To-Answer systems using advanced microfluidic technologies. Microfluidics deals with the behavior, precise control, and manipulation of microliter and nanoliter volumes of fluids to perform life science assays. Microfluidics technologies are essential for development of lab-on-a-chip devices for ...

Roche Diagnostics Launches CoaguChek XS Plus System to Provide New PT/INR Point-of-Care Solution for Non-Waived Anticoagulation Services

...atest CoaguChek system, with the use of the CoaguChek PT test strip, continues to provide accurate, precise results in just one minute from a small 10 microliter drop of blood obtained from a fingerstick, increasing patient comfort.(1) The optional external liquid quality controls available as the CoaguChek XS...

Microchip Biotechnologies, Inc. Secures Exclusive License to Use New University of Alberta Technology for Developing Microfluidic Devices

...nalysis systems, such as those used in biodefense and genomics industries. Microfluidics deals with the behavior, precise control and manipulation of microliter and nanoliter volumes of fluids and is used in the development of devices such as DNA chips, micro-propulsion, and lab-on-a-chip technology. Microflui...

Dispensing 0.5μL to "Dry" 384 Plates with the Sciclone ALH

... DMSO and dispensed into untreated, flat-bottomed, polystyrene plates only. Under these conditions we demonstrated that it is feasible to dispense sub microliter volumes to dry plates with very good precision. ...

Sciclone ALH Bulk Dispense Precision Testing

Jeff Cunningham and Lynn Jordan Caliper Life Sciences Inc., Applications Laboratory, Hopkinton, Massachusetts, USA Introduction The ability to continuously dispense reagents across multi-well plates and into individual columns (secondary dispensing) is o...

Small-Molecule Quantitation Using Automated Single-Shot Averaging MALDI-TOF Mass Spectrometry

...as prepared by mixing 3 parts of 13.3 mM ammonium citrate (50% acetonitrile) with one part of 10 g/L THAP (100% acetonitrile). Spotting procedure: One microliter of 10 g/L THAP (100% acetonitrile) was spotted by hand and allowed to crystallize. Next, 1.5 μL of each working solution was manually deposited o...

Use of ZipTip Pipette Tips for Microscale Affinity Mass Spectrometry

...aphic column with a relatively large volume. This note discusses the use of the C18 ZipTip pipette tips for conducting affinity-based separations on a microliter scale. Key Features Affinity Separation Protocol Examples of ZipTip Pipette Tip Affinity Separations ...

Quantitative end-point RT-PCR gene expression measurement using the Agilent 2100 Bioanalyzer and standardized RT-PCR

...TC-100 block thermal cycler were detected by capillary electrophoresis in an ABI Prism 310 Genetic Analyzer under denaturing conditions. One microliter of each PCR reaction or 1 ml of a mixture of PCR reactions was combined with 9 ml formamide and 0.51 ml of ROX 1000 size marker. Samples were ...

microliter in Biological Products

2-D SDS-PAGE Standards, 500 microliter from Bio-Rad

Description: These 2-D standards consist of seven reduced, denatured proteins (equine myoglobin, soybean trypsin inhibitor, bovine carbonic anhydrase, rabbit muscle GAPDH, bovine muscle actin, BSA, and hen egg white conalbumin) with pIs ranging from 4.5 to 8.5 and molecular weights ranging from 17,500 to 76,000...
Company:Bio-Rad

Programmable PHD2000 pump, microliter syringe rack (702011) from Instech Solomon

Description: The PHD2000 syringe pump series combines Harvard Apparatuss best pump mechanism, a well thought out user interface and a wide range of configuration options. A lookup table in the pumps software contains the dimensions of syringes from all the major manufacturers. A bright, two line display lets yo...
Company:Instech Solomon

A23187, Mixed Calcium-Magnesium Salt from Calbiochem

Description:...are not required. Purity: ≥98% by TLC. Soluble in DMSO or EtOH. For use in aqueous systems, preparation of a 10 mM stock in DMSO is recommended. microliter amounts of this solution can be added to H 2 O with rapid mixing (e.g. 10 μl into 5 ml of H 2 O). In aqueous systems, the ionophore aggregates over...
Company:Calbiochem

iCycler Thermal Cycler With 96 x 0.2 ml Reaction Module from Bio-Rad

Description:...2 ml reaction module is used for nucleic acid amplification (PCR) applications. It is equipped with an interchangeable 96-well reaction module (15-100 microliter samples) that is compatible with optical modules for real-time PCR and features temperature monitoring and control by algorithm, block, or in-sample p...
Company:Bio-Rad

C6 Flow Cytometer System from Accuri Cytometers, Inc.

Description:...ers the sample fluid uptake so it is simple to obtain absolute counts, or sample concentration. In fact, CFlow automatically calculates the events per microliter for every run. The C6 Flow Cytometer is programmed for automatic decontamination and cleaning of the fluidics system. Pressing the power button to tur...
Company:Accuri Cytometers, Inc.

iCycler Thermal Cycler With 384-Well Reaction Module from Bio-Rad

Description:...well reaction module is used for nucleic acid amplification (PCR) applications. It is equipped with an interchangeable, 384-well reaction module (5-20 microliter samples) and features algorithm temperature monitoring and control and ramp rates that are optimized for small sample volumes. It includes the iCycler...
Company:Bio-Rad

Perfusion Pressure Kit - 8 channel from AutoMate Scientific, Inc

Description:...sion pressure regulator and pressurized syringe holder for any researcher who needs: Faster liquid-switching Steady flow rate Microinjecting Fine microliter delivery Small pipette delivery Can be added to any new or existing perfusion rig - from AutoMate Scientific, any third-party manufacturer, even ho...
Company:AutoMate Scientific, Inc

microliter in Biological Dictionary

Platelets

...Platelets , which are also called thrombocytes, are small disk-shaped blood cells ... There are normally between 150,000-450,000 platelets in each microliter of blood. ... Platelets are irregularly-shaped, colorless bodies that are present in blood. ... The platelets sense the presence of air and b...