| 单词 | nucleate |
| 例句 | It has been suggested that flagellae and cilia were once spirochetes that joined up with the other prokaryotes when nucleated cells were being pieced together. The Lives of a Cell 1974-01-01T00:00:00Z Margulis has summarized the now considerable body of data indicating that the modern nucleated cell was made up, part by part, by the coming together of just such prokaryotic animals. The Lives of a Cell 1974-01-01T00:00:00Z "And all of the ice nucleation in nature that is extremely effective seems to be done by proteins, although the size of the individual ice nucleating proteins vary a lot among organisms." Forming ice: There's a fungal protein for that 2023-11-13T05:00:00Z “There also needs to be laboratory research to investigate the consequences of adding these metals to sulfuric acid particles. Can the particles nucleate ice and impact clouds and chemistry in the stratosphere?” Space Junk Is Polluting Earth’s Stratosphere with Vaporized Metal 2023-10-26T04:00:00Z The quantification of ice nucleating particles and understanding their properties proved to be a cumbersome challenge. Biological particles play crucial role in Arctic cloud ice formation 2023-09-28T04:00:00Z A white blood cell is larger than a red blood cell, is nucleated, and is typically able to move using amoeboid locomotion. Concepts of Biology 2013-04-25T00:00:00Z Over time, Duszyn´ski hopes the elite teams will nucleate Ukraine’s scientific revival, by strengthening their connections to top institutions all over the world. Hero city: Crippled by Russian attacks, Ukraine’s science hotbed refuses to give up 2022-12-06T05:00:00Z "If you look across kingdoms that can nucleate ice, there are insects, lichen, bacteria and fungi. All of these seem to have evolved independently, very potent ice nucleants" she said. Forming ice: There's a fungal protein for that 2023-11-13T05:00:00Z The advantage of nucleated red blood cells is that these cells can undergo mitosis. Biology for AP Courses 2022-06-09T00:00:00Z Just as water must cool below freezing before ice can nucleate, researchers have suggested iron can’t solidify directly into its hexagonal form unless it is nearly 1000 K cooler than the inner core. Scientists are probing the secrets of Earth’s inner core—and how it saved life on our planet 2022-03-30T04:00:00Z MHC class I molecules are proteins on the surfaces of all nucleated cells that provide a sample of the cell’s internal environment at any given time. Concepts of Biology 2013-04-25T00:00:00Z But the thing I would gently push back on is that the notion of a collision nucleating some vast explosion is not at all clear. We asked a physicist whether The Witcher’s multiverse could really exist 2021-12-17T05:00:00Z The first galaxies probably started out small and disorganized, nucleating around clumps of dark matter, unseen stuff that makes up 85% of the matter of the universe. On the launch pad at last, NASA’s Webb telescope will probe first stars and weather on alien worlds 2021-11-11T05:00:00Z MHC I molecules are proteins on the surfaces of all nucleated cells, thus they are scarce on red blood cells and platelets which are non-nucleated. Biology for AP Courses 2022-06-09T00:00:00Z At sufficient pressure and temperature, diamonds nucleate and grow, with mobile carbon atoms passing easily through the metal melt, adding layer upon layer to potentially giant crystals. Why Carbon? 2019-10-22T04:00:00Z However, simulations with various water models find that ice nucleated and grown under atmospheric temperatures is at all sizes stacking-disordered, consisting of random sequences of cubic and hexagonal ice layers3,4,5,6,7,8. Role of stacking disorder in ice nucleation 2017-11-07T05:00:00Z So I think it’s artistic license to suggest that that could nucleate some fireworks. We asked a physicist whether The Witcher’s multiverse could really exist 2021-12-17T05:00:00Z The scientists then teased out how much of those fluctuations came from water being added to or subtracted from Earth’s surface, and calculated how that affected forces deep underground where earthquakes begin, or nucleate. Shifting water weight can trigger small earthquakes in California 2017-06-15T04:00:00Z Recall that all other nucleated cells of the body expressed MHC I molecules, which signal “healthy” or “normal.” Biology for AP Courses 2022-06-09T00:00:00Z This observation indicates that the cylindrical crystals evolve from the 30-nm seeds by epitaxial growth, and that they are not newly nucleated crystals. Ultra-selective high-flux membranes from directly synthesized zeolite nanosheets : Nature : Nature Research 2017-03-14T04:00:00Z To nucleate this effort, we propose that professional societies and think tanks host interdisciplinary workshops to discuss the feasibility and specific needs of atomic fabrication using STEM. Fire up the atom forge 2016-11-21T05:00:00Z We are especially interested in the first steps of growth, that is, from the nucleated cluster size to 3 nm, as there the coagulation losses are highest. The role of low-volatility organic compounds in initial particle growth in the atmosphere : Nature : Nature Publishing Group 2016-05-24T04:00:00Z But the opposite happened: the ensuing discussion polarized the scientific community and nucleated several high-powered forums, including an international summit held in December in Washington DC. 365 days: Nature’s 10 2015-12-16T05:00:00Z Other vertebrates have red blood cells that are usually nucleated and are often relatively large, aerobic, self-replicating, and short-lived. Biology for AP Courses 2022-06-09T00:00:00Z Walker and colleagues argue for changing the definition to proteinaceous nucleating particle. A Red Flag for a Neurodegenerative Disease that May Be Transmissible 2015-09-01T04:00:00Z In recent years, scholarly papers have been published on how to test old remains that no longer contain nucleated cells. Police await DNA results in ‘84 newborn’s death 2014-11-30T05:00:00Z Furthermore, we only consider the size range 1.7 to 3 nm, as the growth in this size range is most decisive for the fate of the freshly nucleated particle4. The role of low-volatility organic compounds in initial particle growth in the atmosphere : Nature : Nature Publishing Group 2016-05-24T04:00:00Z They looked similar to the nucleated red blood cells of nonmammalian vertebrates. Blood from Stone 2014-05-19T04:00:00Z We found that fractures nucleate at the onset of the olivine-to-spinel transition. [Report] Deep-Focus Earthquake Analogs Recorded at High Pressure and Temperature in the Laboratory 2013-09-19T17:56:47.773Z Termed “Endosymbiotic Theory“, the idea is that early nucleated cells called eukaryotes ate bacteria that managed to escape digestion but also couldn’t escape their captors. Green Alga Found to Prey on Bacteria, Bolstering Endosymbiotic Theory 2013-06-30T19:15:01.987Z Dark energy also destabilizes the system and causes universes to nucleate out like raindrops in a cloud. How Do You Count Parallel Universes? You Can't Just Go 1, 2, 3, ... 2012-08-06T22:15:04.737Z The Mineral quake nucleated about five miles below the surface on a fault near Interstate 64. How the Virginia earthquake packed such a punch 2012-04-19T00:29:48Z It is in this widest sense that it is here proposed to use the term “cell,” distinguishing, where needful, those with a nucleus or envelope as “a nucleated” or “a walled” cell. The Contemporary Review, Volume 36, October 1879 2012-04-18T02:00:17.060Z These two constraints are the boundaries of the “seismogenic zone” – where earthquakes nucleate and where the most earthquake energy is usually released. Why Are There Field Geologists on a Drilling Vessel? 2012-04-15T19:15:00.317Z Each new individual begins life as a nucleated cell, the nucleus of which contains germ-plasm of this complex structure derived from the parent. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 3 "Helmont, Jean" to "Hernosand" 2012-04-14T02:00:23.707Z In the process of transformation the increased protoplasm of the epithelia first exhibits shining homogeneous lumps, which, after an intermediate stage of vacuolation, undergo an endogenous metamorphosis into nucleated bodies with a reticulum in each. A System of Practical Medicine by American Authors, Vol. I Volume 1: Pathology and General Diseases 2012-03-17T02:00:54.097Z The fusion of the nucleated bodies in the sexual act was observed by Strasburger in the living plant a few years ago, and numerous later observers have confirmed it. Disease in Plants 2012-03-01T03:00:22Z But always the nucleating force behind the bands was warfare and the prestige of certain war leaders. Shoshone-Bannock Subsistence and Society 2012-02-17T03:00:38.253Z Differentiation is a regional specialization of this nucleated meshwork, and is not to be regarded as the result of the proliferation and subsequent specialization of cells predestined by cleavage for this end. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" 2012-01-31T03:00:17.257Z In the one case the red blood corpuscles are round, and without a nucleus; in the other they are oval and nucleated. Legal Lore Curiosities of Law and Lawyers 2012-01-17T03:00:20.443Z Like kefir, we and all other organisms made of nucleated cells, from amoebae to whales, are not only individuals, we are aggregates. Did Sex Emerge from Cannibalism? Sex, Death and Kefir, by Lynn Margulis (1938–2011) 2011-11-23T20:15:04.617Z "Protoplasm, simple or nucleated, is the formal basis of all life;" thus "all living forms are fundamentally of one character." The Relations of Science and Religion The Morse Lecture, 1880 2011-09-11T02:00:11.613Z Winter camps were not tightly nucleated settlements of an entire buffalo party, for hunting during the winter required some dispersal. Shoshone-Bannock Subsistence and Society 2012-02-17T03:00:38.253Z In this manner nucleated masses of protoplasm are continually being added to the periphery of the blastoderm and assisting in its growth. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" 2011-02-06T03:00:53.093Z If the loss has been very great, nucleated red corpuscles may even be carried into the blood-stream. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" The outer ends of the cells are nucleated and are continuous with the fibres of the optic nerve, which passes from the outer surface of the bottom of the cup to the brain. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6 "Celtes, Konrad" to "Ceramics" In structure such growths are composed of nucleated cells and free nuclei together with a milky fluid called cancer juice, all contained within a more or less dense fibrous stroma or framework. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 2 "Camorra" to "Cape Colony" In areas that have been collectivized there has been some effort to remove buildings from productive land and to nucleate the villages. Area Handbook for Romania The result is to give rise to a nucleated network or foam-work of protoplasm, ramifying through the yolk-particles and containing these in its meshes. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" 2011-02-06T03:00:53.093Z In reptiles and amphibia the red corpuscles are also nucleated, but the stroma portion containing the haemoglobin is arranged in a thickened annular part encircling the nucleus. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" It consists of a non-nucleated crystalline cone developed from embryonic cells, and is enveloped in three tiers of large nucleated cells. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 6 "Celtes, Konrad" to "Ceramics" The rural population is still, however, for the most part clustered in unplanned, nucleated villages or hamlets. Area Handbook for Bulgaria Eosinophil cells and nucleated red blood corpuscles were entirely absent. Histology of the Blood Normal and Pathological But it must be borne in mind that all the nucleated masses of which the blastoderm consists are in continuity with each other and with the sparse protoplasmic reticulum of the subjacent yolk. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" 2011-02-06T03:00:53.093Z Globular clusters are more condensed towards their centre than those of irregular shape, and some have a nucleated appearance. The Astronomy of Milton's 'Paradise Lost' Rabbit.—It is not uncommon to find nucleated red cells in films from quite healthy animals. The Elements of Bacteriological Technique A Laboratory Guide for Medical, Dental, and Technical Students. Second Edition Rewritten and Enlarged. Leucocytes are defined to be “minute, nucleated, colorless masses of protoplasm, capable of ameboid movements, found swimming freely in blood and lymph, in the reticulum of lymphatic glands, and in bone-marrow and other connective tissue.” Alcohol: A Dangerous and Unnecessary Medicine, How and Why What Medical Writers Say The circumstance, that in certain anæmias the early stages of the nucleated red corpuscles are variously polychromatic, was evidence for this opinion. Histology of the Blood Normal and Pathological Protoplasm," says Huxley, "simple or nucleated, is the formal basis of all life. Natural Law in the Spiritual World They are nucleated cells, the nucleus going by the special name of the germinal vesicle and the nucleolus the germinal spot. Text Book of Biology, Part 1: Vertebrata Some of the elements, as phosphorus and sulphur, are in organic combination with the nitrogenous compounds, as the nucleated albuminoids, which are very essential for animal life. Human Foods and Their Nutritive Value In almost all nucleate cells the nucleus is resorbed when the cell reaches its full development, and it is larger and more important the younger the cell is. Form and Function A Contribution to the History of Animal Morphology The polychromatophil degeneration can frequently be observed in nucleated red blood corpuscles, particularly in the megaloblasts. Histology of the Blood Normal and Pathological Men are nucleating in a fashion foreboding, but certain. A Hero and Some Other Folks The red blood corpuscles of the rabbit, it may be added, are nucleated for a considerable portion of embryonic life. Text Book of Biology, Part 1: Vertebrata The corpuscles of birds, fishes, reptiles, and amphibians, are oval and nucleated. Aids to Forensic Medicine and Toxicology It is ascertained that the basis of all vegetable and animal substances consists in nucleated cells—that is, cells having granules within them. An Expository Outline of the "Vestiges of the Natural History of Creation" With a Notice of the Author's "Explanations:" A Sequel to the Vestiges And similarly for the nucleated red blood corpuscles of lower animals. Histology of the Blood Normal and Pathological Professor Henry made several studies and stained a number of slides, verifying in his report the statements of the presence of megaloblasts and nucleated red cells made above. Fat and Blood An Essay on the Treatment of Certain Forms of Neurasthenia and Hysteria Ciliated epithelium is commoner and occurs more abundantly than in the rabbit, in the roof of the mouth for instance, and its red blood corpuscles are much larger, oval, and nucleated. Text Book of Biology, Part 1: Vertebrata It is ascertained that the basis of all vegetable and animal substances consists of nucleated cells; that is, cells having granules within them. Vestiges of the Natural History of Creation When we carry back the analysis of an organized body as far as we can, we find every part of it made up of masses of nucleated protoplasm of various sizes and shapes. A Practical Physiology Askanazy asserts that the nucleated red blood corpuscles of the bone-marrow, which he was able to investigate in a case of empyema, shew, immediately after the resection of the ribs, complete polychromatophilia. Histology of the Blood Normal and Pathological Conversely, in the emaciated we sometimes find beneath the skin nucleated cells, which contain only one oil drop. Hygienic Physiology : with Special Reference to the Use of Alcoholic Drinks and Narcotics Again, a true germ is either devoid of any structure discernible by optical means, or, at most, it is a simple nucleated cell. Darwiniana : Essays — Volume 02 The formative yelk alone consists of living protoplasm, and is the active, evolutionary, and nucleated part of the ovum; this alone divides in segmentation, and produces the numerous cells which make up the embryo. The Evolution of Man — Volume 1 In brief, then, a cell is a mass of nucleated protoplasm; the nucleus may have a nucleolus, and the cell may be limited by a cell wall. A Practical Physiology Though we do not wish to enter here upon the latest questions concerning the origin of the blood elements, we must shortly indicate the present state of our knowledge of the nucleated red corpuscles. Histology of the Blood Normal and Pathological From this and other such cases I am led to suspect that the calciferous cells are developed from the larger nucleated ones; but how this was effected was not ascertained. The formation of vegetable mould through the action of worms, with observations on their habits For some time past two views, almost diametrically opposed, have been in existence with regard to the nature of the change of the nucleated to the non-nucleated erythrocytes. Histology of the Blood Normal and Pathological Possibly they form an early stage of development of the nucleated red blood corpuscles, as the deeply staining and homogeneous protoplasm seems to indicate. Histology of the Blood Normal and Pathological If the body be studied in its development, it is found to originate from a single mass of nucleated protoplasm, a single cell with a nucleus and nucleolus. A Practical Physiology Since the fundamental work of Neumann and Bizzozero, the nucleated forms have been generally recognised as the young stages of the normal red blood corpuscles. Histology of the Blood Normal and Pathological In the spleen of normal mice nucleated red blood corpuscles are seen in relatively large numbers; in the rabbit they are less numerous and often only to be found with difficulty. Histology of the Blood Normal and Pathological In the human spleen nucleated red blood corpuscles are not to be found normally or in cases of severe anæmia, but exclusively in leukæmic diseases. Histology of the Blood Normal and Pathological Nothnagel conjectured that the formation of the scanty nucleated red blood corpuscles occurred vicariously in the spleen, that of the leucocytes in the lymph glands. Histology of the Blood Normal and Pathological Under the microscope cartilage is seen to consist of a matrix, or base, in which nucleated cells abound, either singly or in groups. A Practical Physiology We distinguish three kinds of nucleated red blood-corpuscles on the grounds of the following characters; 1. Histology of the Blood Normal and Pathological |
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