New Models That Map Links Between Sepsis and Salmonella

Image result for New Models that map links between sepsis and salmonellaResearchers at Kansas State University have marked a great milestone in the war against sepsis, a major cause of death in intensive care units. The research team studied the biological processes that result from and lead to sepsis, a liver-related or hepatic — inflammatory response.

Recently the study, An Agent-Based Model of a Hepatic Inflammatory Response to Salmonella: A Computational Study under a Large Set of Experimental Data,” was published in the scientific journal PLOS ONE.

To simulate Salmonella-caused hepatic inflammatory response, the researchers came up with an integrated mathematical and multi-agent model. Fast response is vital to successful treatment, but since the nature of the hepatic inflammatory response is unpredictable, septic and sepsis shocks are hard to identify in patients.

Previously, researchers used a simple mathematical model to represent the sepsis progression. Such model was incapable of capturing the full sepsis complexity. The new model enables the researchers to accurately see the interactions between tissues, cells, and cytokines, which are important in cell signaling. Therefore, clinicians can offer timely and appropriate care to the patient. Future researchers in this field are expected to include more biological pathways for more accurate simulations.

Predicting sepsis death is difficult. However, with the latest complex hybrid model, it is possible to predict and treat sepsis.

References

https://www.sciencedaily.com/releases/2016/09/160916093639.htm

http://www.news-medical.net/news/20160916/Researchers-develop-new-model-to-map-links-between-salmonella-and-sepsis.aspx

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The Role of Bacterium in the Sewage Treatment Method

Image result for sewage treatmentBacteria could be aerobic, anaerobic or facultative. Aerobic bacteria needs oxygen forever support whereas anaerobes will sustain life without oxygen. Facultative bacterium have the aptitude of living either with the presence or in the absent of oxygen. Within the typical sewage treatment plant, oxygen is supplementary to boost the functioning of aerobic bacterium and to help them in maintaining superiority over the anaerobes.

Agitation, settling, pH scale and alternative usually utilized as a method of maximizing the potential of microorganism reduction of organic within the waste matter. Single-celled organisms breed and once they have reached an exact size, they divide giving rise to two similar cells which are smaller in size. Provided with the optimal conditions, they then grow and divide once more just like the original cell. Each time a cell splits, close to each twenty to half-hour, a replacement generation happens.

This is often called the exponential or index growth part. At the exponential rate, the biggest ranges of cells are made within the shortest amount of time. In nature and within the laboratory, this growth can’t be maintained indefinitely, just because the optimum conditions of growth can’t be maintained. The extent of growth is the function of two variables: – environment and food. The pattern that really results is understood because the microorganism rate curves. At starting, dehydrated products (dry) should first re-hydrate and adjust during a linear growth part before the exponential rate is reached. Microorganisms and their enzyme systems are liable for various chemical reactions made within the degradation of organic matter.

Reference Link

http://www.microtack.com/html/natural_treatment05.htm

Largest Computational Biology Simulation Emulates Life’s Most Essential Nano-Machine

Image result for Largest Computational Biology Simulation Emulates Life's Most Essential Nano-machineScientists at Los Alamos National Laboratory have set a global record by engaging in the first-ever million atom algorithmic simulation in the biological domain. By utilizing the “Q-Machine” super-computer, Los Alamos computer researchers have developed a molecular imitation technique similar to the one employed in the cell’s protein making structure (ribosome). Research funding was provided by the Los Alamos National’s Lab, the National Institute of Health, and the Laboratory’s Institute Computing Project. The initiative, which has simulated more than 3 million atoms in motion, is ten times bigger when compared to previously performed biological simulations. The approach, which entails the first reproduction of the ribosome, could play a significant role in detecting potential anti-biotic targets for ailings such as anthrax.

Sanbonmatsu, the project’s co-author, describes the methodology as a salient tool of comprehending molecular machinery, while it can also be utilized to improve the effectiveness of antibiotics. He points out that the strategy incorporates multi-disciplinary domains including molecular biology and structure, computer science, bio-chemistry, physics, plus material science.

References

https://www.sciencedaily.com/releases/2005/11/051101223046.html

Biofortification

Image result for biofortificationBiofortification has emerged as a powerful tool which can help in removing the problem of hunger and mal-nutrition. Biofortification is a technique used to enhance the overall nutritional content of the crops by employing different breeding methods. The breeding methods are of two types: conventional and modern techniques. Conventional methods involve the selection and cross pollination between the plants having the desired qualities whereas the modern method uses the biotechnology to directly involve the gene responsible for the desired character. The crops produced through biofortification are rich in various nutrients such as Vitamin A, iron and zinc. When crops are developed by the traditional breeding process, they have just the nutrients which are there naturally in them, but crops developed via the method of biofortification are very rich in extra nutrients.

The supplements and other substance have to to be in the optimum quantity in the plants, yet this must be done in a way that doesn’t influence the human body in any negative sense. The plants that are created through the biofortification to carry key supplements are open to people with low income. By using biofortification, a successful quality that contains a more elevated amount of supplements is viably incorporated into the seed. The result can be development of plants rich in micronutrients. The golden rice is rich in a supplement which is created by using this procedure. The golden rice and sorghum are extremely rich in key supplement thanks to using the strategy of biofortification.

Reference:

http://www.who.int/elena/titles/biofortification/en/

Big Data for Cells

Image result for Big Data for CellsModern cell biology is largely dependent on the observation of cells. Since standard methods allow observations for a limited time, scientists have finally developed a program capable of observing cells for a long time while also analyzing molecular properties simultaneously. The software is free to use and can be downloaded by anyone.

The process of time-lapse microscopy is not easy. First problem faced is to take enough images in order to not lose track of cells and second problem faced is the enormous data the images occupy. Sometimes a million images are captured. This idea emerged out of this problem, since big data would be able to help.

Schroeder, a scientist from the Helmholtz Zentrum Munchen conducted the research himself and had been investigating the dynamics of stem cells for quite some time now. So he knew what the program was all about. The program was put together through 2 packages, a manual tracking tools and semi-automatic quantification tool or the cell to be analyzed via time lapse microscopy. Both of them working together allow for measuring of properties such as length of the cell cycle, the dynamics of certain proteins and correlation of these properties with other sister cells.

Scientists around the world would be extremely since it would be available to all free of cost. The program can be downloaded through this link: http://www.bsse.ethz.ch/csd/software/ttt-and-qtfy.html

The program is easy to use and doesn’t require much IT experience which would make it easier for scientists and which would make it user friendly to almost anyone.

https://www.helmholtz-muenchen.de/en/press-media/press-releases/2013/press-release/article/35400/index.html