Comparing the rate of photosynthesis with different wavelengths of light
The author planned and designed an experiment to compare the rate of photosynthesis with the different wavelengths of light.

Estimate Soil Texture-by-Feel
How good are you at estimating soil texture-by-feel? Read about how to learn this skill in the Journal of Natural Resources and Life Sciences Education.

World’s smallest hand-held instrument for detecting health and safety threats
Researchers in Indiana are describing development of the world’s smallest complete mass spectrometer (MS), a miniature version of a standard lab device

Toward non-invasive disease diagnosis with “wellness cards”
Scientists are reporting development of a device that could serve as the electronic “reader” for a coming generation of “wellness cards,” specimen holders used to diagnose disease from a drop of a patient’s saliva or blood.

Microscopic version of the CT scan reveals secrets of bone formation
A new version of CT scan is giving scientists precious new information about how Mother Nature forms shells, bones, and other hard structures in animals ranging from guppies to mice.

Toward a fast, life-saving test for identifying the purity of heroin
Scientists in Spain are reporting an advance toward a new method for determining the purity of heroin that could save lives by allowing investigators to quickly identify impure and more toxic forms of the drug being sold on the street.

Accurate method for interpretation of heart images developed in Finland - Early detection of heart diseases
VTT Technical Research Centre of Finland has developed an internationally significant method for interpreting MRI images of the heart.

VTT develops one-step drug test
VTT Technical Research Centre of Finland has developed an inexpensive one-step drug test method that can instantly detect abuse of medicine, drugs and doping substances

New Gene Selection Method Helps To Achieve Improved Data Quality
Current microarray experiments allow the levels of activity of thousands of genes to be measured at once

New NIST method improves accuracy of spectrometers
Measurements of the intensity of light at different wavelengths can be made more accurately now, thanks to a new, simple method for correcting common instrument errors.

Lighting the Way: Measuring Surface Tension Just Got Easier
Inventors have developed a new method to indirectly measure the surface tension of liquid by tracking reflected light intensity to assess the surface configuration

New Genetic Screening Method Predicts Behaviour Of Wilms' Tumour In Children (p 385)
Researchers in this week's issue of The Lancet have developed a new method that can accurately predict how tumours will behave by the genes they express.

New methods for brain research
Novel methods of measuring magnetic fields outside the head give further insights to the functioning of the human brain.

Gene transfer to pre-hematopoietic and committed hematopoietic precursors in the early mouse Yolk Sac: a comparative study between in situ electroporation and retroviral transduction
In this study, hematopoietic precursors were shown to acquire long-term multilineage hematopoietic reconstitution of irradiated recipients upon stable HoxB4 expression.

Towards the high-resolution protein structure prediction. Fast refinement of reduced models with all-atom force field
The authors have demonstrated that a short, all-atom minimization with fixed Cα positions can properly rank-order large sets of near native decoys generated by CABS.

Laboratory methods to improve SELDI peak detection and quantitation
This report assesses the variation across fractionated sera processed over a one-month period.

Cell-specific microarray profiling experiments reveal a comprehensive picture of gene expression in the C. elegans nervous system
These methods can be applied to particular neurons at specific developmental stages and, therefore, provide an unprecedented opportunity to obtain spatially and temporally defined snapshots of gene expression in a simple model nervous system.

Profiling of chicken adipose tissue gene expression by genome array
In this study, Chicken Genome Arrays were used to construct an adipose tissue gene expression profile of 7-week-old broilers...

Handling of female pacas (Agouti paca, Linnaeus, 1766) for ultrasound pregnancy detection
The paca is a South American rodent whose handling, tranquilization or anesthesia offers a large field of research due to rare existing issues.

Mouse tissue lysis for genotyping
This is a quick protocol for mouse tail and tissue lysis with proteinase K.