Sentences with phrase «how plant cells»

«Study yields insights into how plant cells grow.»

Previous work by Professor Bassel and Dr Johnston has identified how plants cells use hormones to communicate, to assess environmental conditions around them and optimise the time when they begin germination.

Prof. Umeda says that the study provides a new paradigm for how plant cell division ceases upon DNA damage, thus preventing damaged cells from accumulating under stressful conditions.

Not exact matches

At Key Stage 3 (age 11 to 13 +, Years 7 to 9) schools have to teach: that fertilisation in humans and flowering plants is the fusion of a male and a female cell; about the physical and emotional changes that take place during adolescence; about the human reproductive system, including the menstrual cycle and fertilization; how the foetus develops in the uterus, including the role of the placenta.

Could you open a science book and give me the answer on how mitochondria, the power plant of the cell, came to exist?

The size affects how many cells and inserts will fit in the tray, which will affect what grows best in the trays, from seedlings to mature plants.

Researchers at the Center for Engineering MechanoBiology (CEMB), an NSF Science and Technology Center at the University of Pennsylvania, study plants like this Arabidopsis thaliana to learn how molecules, cells and tissues integrate mechanics within plant and animal biology, with the aim of creating new materials, biomedical therapies and agricultural technologies.

Our research enhances the traditional understanding of the plant defense system and describes a new concept describing how plants protect themselves against the pathogens that grow in the space outside plant cells (the apoplast)-- a new concept called effector - triggered defense or ETD.»

The study provides a new understanding of how, billions of years ago, the complex cell types that comprise plants, fungi, but also animals and humans, evolved from simple microbes.

Professor Taylor, who co-ordinated the research, says: «Our findings provide the very first insight into how biochar stimulates plant growth — we now know that cell expansion is stimulated in roots and leaves alike and this appears to be the consequence of a complex signalling network that is focussed around two plant growth hormones.

«Tropical trees, compared those in temperate forests, have three times as many living cells surrounding the xylem that can facilitate these processes, which are not observed by the typical experiments we conduct to determine how vulnerable a plant is to droughts.»

«Together these studies tell a story about how mushroom - forming fungi evolved a complex mechanism for breakdown of plant cell walls in «white rot» and then cast it aside following the evolution of mycorrhizal associations, as well as the alternative decay mechanism of «brown rot,»» Hibbett said.

The search for answers might shed light on how cells» fates become fixed during development, and how plants manage to retain such flexibility.

At the meeting, team member Koffi Konan, a plant molecular biologist, showed how the plants were made by inserting shortened or backward versions of each of the genes — Ara h1, Ara h2, and Ara h3 — into cultured cells from peanut plants.

More knowledge of the basic function of auxin is in itself important to the life sciences: how plants function at various levels, from cell to organs and as a whole.

But scientists have never known how these plants actually do it — or if the existing plant cells really do come alive again from a dormant state, or if its new growth is separate from the old cells.

A newly discovered class of microbe could help to resolve one of the biggest and most controversial mysteries in evolution — how simple microbes transformed into the complex cells that produced animals, plants and fungi

«Gaining a better understanding of the functions genes perform in cells, whether plant or animal, is going to help us understand how to diagnose and treat diseases in humans,» says Richard K. Wilson of Washington University.

Apart from advancing our understanding of how plants regulate their growth and shape, this research presents new questions for stem cell researchers in regards to cell size checkpoints and their importance during organism development.

Understanding how the crown gall bacteria altered plant cells without destroying them was a critical breakthrough, one that opened an entirely new set of possibilities.

There is a lot known about how plant and animal cells respond to extreme heat stress, but not much was known about their response to ambient heat or how they regulate their response to heat between day and night.»

It could be, for example, that fluctuations in calcium levels in plant cells leave imprints of stress in a way that's similar to how long - term memories are formed in animals.

«Our discovery of how the Arabidopsis plant slays its columella stem cell daughters shed light on the plant's unique strategy to survive harsh weather conditions, and demonstrates that the potential of engineering cold tolerance in plants to help them withstand harsh environmental conditions.

Researchers are trying to figure out how a plant or animal makes different cell types from the same set of genetic instructions.

Led by researchers at Duke University, the study offers clues to a longstanding question in developmental biology, namely how plants and animals make so many types of cells from the same set of instructions.

And many exchanges were heated because, despite 150 years of research on the biology of evolution, scientists still disagree about how and why multicellular creatures and plants emerged from ancient oceans that teemed with robust and self - reliant single - celled entities.

A paper to be published this week in The Plant Cell reveals the answer to the long - standing question of how black rice became black and, moreover, traces the history of the trait from its molecular origin to its spread into modern - day varieties of rice.

«Intuitively the simplest way to do this is to stretch the plant and look at how much each cell stretches,» explains first author Sarah Robinson.

A recent study is bringing scientists a step closer to determining how plants regulate their cell wall thickness and strength, an advance that could make biofuel production more efficient.

«We want to know how this system works in all different cell types and in plants that we are interested in for biofuels.»

Learning how to control the composition of secondary cell walls is an area of intense interest among advanced biofuel researchers because the structures make up the bulk of the plant matter that is broken down into biofuels.

Even if researchers discover how to regulate complex sugars in secondary cell walls in biofuel feedstocks, the next challenge will be finding how much lignin the plants can do without and still remain healthy.

How the cells of the plant communicate with one another remains unknown.

The study provides new details of how, billions of years ago, complex cell types that comprise plants, fungi, but also animals and humans, gradually evolved from simpler microbial ancestors.

The group succeeded in visualizing for the first time, how the cytoskeleton of plant egg cells is disassembled after fertilization and then reorganized to create a polarity in the cell that eventually leads to asymmetric cell division.

«Although polarization and asymmetric cell division of zygotes to form the body axis is a common phenomena found in algae, mosses, and flowering plants, the origin of cell polarity and how asymmetric cell division occurs have remained a mystery up to now,» says Dr. Minako Ueda, a lecturer at ITbM, Nagoya University and a leader of this research.

Researchers of the University of Bern have now investigated how trypanosomes equally distribute their «power plant» to the daughter cells during cell division.

A group of plant biologists at the Institute of Transformative Bio-Molecules (ITbM) of Nagoya University, the University of Tokyo, the Gregor Mendel Institute, and the University of Kentucky, has reported in the journal Proceedings of the National Academy of Sciences, on their discovery on how the plant's egg cells initially lose their skeletal pattern upon fertilization and are reorganized by two major cytoskeleton components in the cell, microtubules (MTs) and actin filaments (F - actin).

We are also interested in how alterations to the cell wall can affect plant - microbe - environment interactions.

I enjoyed so much to start thinking in the capability of small things to make a notable difference in biological systems, such as how the properties of the cell membranes are influenced by its chemical composition, and how the food chain is mainly supported by the photosynthesis reaction of plants and algae, which ultimately lead us to survive.

Several more researchers presented their work during the day, including protein synthesis at atomic resolution, bio-imaging opportunities at synchrotrons, multi-dimensional imaging during plant cell differentiation, how to use electron cryomicroscopy for in situ structural biology, and how structured illumination microscopy can offer insights into the regulation of mammalian meiosis.

Strano's team now understood how to insert any tiny particle, material, or even nanomachine into a plant cell.

Learn about prokaryotes and eukaryotes, the difference between plant and animal cells, and how cells divide.

How HopAD1 and AvrPtoB help P. syringae to evade the plant immune system and raid the cell.

A current focus is how the cortical microtubule cytoskeleton — an interior scaffolding that directs construction of the cell's walls and the growth of the plant — is organized and functions and how this guides patterns of cell growth and division.

Scientists have identified a receptor on plant stem cells that can issue different instructions about how the plant will grow...

Dr. Altieri also leads a research program that studies how tumor cells evade programmed cell death and the role of mitochondria, power plant of the cells, in tumor metabolism.

The group, led by principal investigator and Ames Laboratory scientist Emily Smith, is receiving $ 1 million a year for three years from the DOE's Office of Science to develop a subdiffraction Raman imaging platform that will provide an unprecedented look at the specific chemical structures of plant cell walls and then determine how best to deconstruct plant material as a source of biofuels.

In The Answer to the Pritikin Puzzle, we established that the reason the blood of those eating plant - based diets appeared so much better at fighting cancer cell growth (see Ex Vivo Cancer Proliferation Bioassay) is likely due to the drop in IGF - 1 levels, especially in those following vegan diets (see How Plant - Based to Lower IGF -plant - based diets appeared so much better at fighting cancer cell growth (see Ex Vivo Cancer Proliferation Bioassay) is likely due to the drop in IGF - 1 levels, especially in those following vegan diets (see How Plant - Based to Lower IGF -Plant - Based to Lower IGF - 1?).

In the videos reviewing the research on how the blood of people eating a plant based diet is so hostile to cancer cells Dr. Greger almost always shows what the impact on healthy cells when the blood is dripped on them and that is always nothing.