Synthetic membrane transporters J Middleton Boon and Bradley D
... Pohorille and colleagues [1,2] have performed molecular dynamics simulations of unassisted Na+ and Cl– ion transport across a bilayer membrane. As the ion enters the outer monolayer, it generates a deep, local defect that allows solvated water molecules and polar phospholipid head-groups to also ent ...
... Pohorille and colleagues [1,2] have performed molecular dynamics simulations of unassisted Na+ and Cl– ion transport across a bilayer membrane. As the ion enters the outer monolayer, it generates a deep, local defect that allows solvated water molecules and polar phospholipid head-groups to also ent ...
Renal exam 2006
... 12. A 35-year-old woman comes to see you for a physical exam. She is mildly obese, the blood pressure is 138/82, and the rest of the exam is normal. Over two ensuing visits, her blood pressure is 136/84 and 132/88. She has a normal electrocardiogram and urine analysis and the BUN is 11 mg/dL with a ...
... 12. A 35-year-old woman comes to see you for a physical exam. She is mildly obese, the blood pressure is 138/82, and the rest of the exam is normal. Over two ensuing visits, her blood pressure is 136/84 and 132/88. She has a normal electrocardiogram and urine analysis and the BUN is 11 mg/dL with a ...
Cue-Signal-Response Analysis of TNF-Induced
... Cue–signal–response relationships in cell signaling are ripe for applying multivariate analysis techniques, such as PLS, to tease out the key biochemical changes associated with critical cell decisions. However, assaying cell signaling involves the measurement of a wide range of parameters including ...
... Cue–signal–response relationships in cell signaling are ripe for applying multivariate analysis techniques, such as PLS, to tease out the key biochemical changes associated with critical cell decisions. However, assaying cell signaling involves the measurement of a wide range of parameters including ...
THE ROLE OF MHC GENE PRODUCTS IN IMMUNE REGULATION AND
... cell immunity and of T cell immune regulation has evolved with particular emphasis on the genes of the MHC and the molecules for which they code that regulate essential immune mechanisms. Carrier Function and the Specificity of T Lymphocytes The pioneering experiments of Landsteiner (21) established ...
... cell immunity and of T cell immune regulation has evolved with particular emphasis on the genes of the MHC and the molecules for which they code that regulate essential immune mechanisms. Carrier Function and the Specificity of T Lymphocytes The pioneering experiments of Landsteiner (21) established ...
Interstitial fluid
... • It has a higher content of protein and contains white blood cells, (its protein content will vary according to which tissue it penetrates).(thus containing proteins , fat absorbed from intestine , waste products , antibodies and lymphocytes .) • Formation of lymph: filtration forces water and diss ...
... • It has a higher content of protein and contains white blood cells, (its protein content will vary according to which tissue it penetrates).(thus containing proteins , fat absorbed from intestine , waste products , antibodies and lymphocytes .) • Formation of lymph: filtration forces water and diss ...
ochromonas malhamensis
... ribonuclease (E .C . 2 .7.7 .16 ribonucleate nucleotido-2'-transferase) were done on Ochromonas cultures in the same experimental treatments and under identical assay conditions as the cytochemical study . During starvation, the acid hydrolase specific activities were consistently twice those found ...
... ribonuclease (E .C . 2 .7.7 .16 ribonucleate nucleotido-2'-transferase) were done on Ochromonas cultures in the same experimental treatments and under identical assay conditions as the cytochemical study . During starvation, the acid hydrolase specific activities were consistently twice those found ...
Atypical Regulation of a Green Lineage-Specific B
... of mitosis (Magyar et al., 1997; Mészáros et al., 2000; Dewitte and Murray, 2003; Lee et al., 2003). Furthermore, in rice (Oryza sativa), the mitotic CyclinB2;2 was shown to activate CDKB2;1, and both proteins colocalize on chromosomes at metaphase, suggesting that this complex may be involved in ...
... of mitosis (Magyar et al., 1997; Mészáros et al., 2000; Dewitte and Murray, 2003; Lee et al., 2003). Furthermore, in rice (Oryza sativa), the mitotic CyclinB2;2 was shown to activate CDKB2;1, and both proteins colocalize on chromosomes at metaphase, suggesting that this complex may be involved in ...
Cytoskeletal control of plant cell shape: getting the fine points
... conical shapes of petal epidermal cells affect their optical properties so as to enhance coloration. The shapes of plant cells are de®ned by their walls, and are acquired during development according to the patterns in which walls expand during organ and cell growth. Cell expansion depends on the ab ...
... conical shapes of petal epidermal cells affect their optical properties so as to enhance coloration. The shapes of plant cells are de®ned by their walls, and are acquired during development according to the patterns in which walls expand during organ and cell growth. Cell expansion depends on the ab ...
renal ppt ck pt 2
... – Most Na, Cl is reabsorbed in the PCT, some in the collecting ducts by aldosterone – K is reabsorbed in the PCT and the ascending loop of Henle – Bicarb, Ca and Phosphate are in the PCT – Glucose is reabsorbed up to 220mg/dl > will be excreted ...
... – Most Na, Cl is reabsorbed in the PCT, some in the collecting ducts by aldosterone – K is reabsorbed in the PCT and the ascending loop of Henle – Bicarb, Ca and Phosphate are in the PCT – Glucose is reabsorbed up to 220mg/dl > will be excreted ...
research article Numerical study of the electroporation pulse shape
... world and for this reason it has drawn the attention of many researchers. Chemotherapy has been used for many years and is one of the most common treatments for cancer. Cytotoxic chemotherapeutic drugs are usually hydrophilic with very low transport through the cell membrane and thus high doses of t ...
... world and for this reason it has drawn the attention of many researchers. Chemotherapy has been used for many years and is one of the most common treatments for cancer. Cytotoxic chemotherapeutic drugs are usually hydrophilic with very low transport through the cell membrane and thus high doses of t ...
ppt
... Digestion is the breakdown of nutrients to a level that can be used by cells of the body. Structures GI tract (mouth, pharynx, esophagus, stomach, small intestine, large intestine) ...
... Digestion is the breakdown of nutrients to a level that can be used by cells of the body. Structures GI tract (mouth, pharynx, esophagus, stomach, small intestine, large intestine) ...
Chromosomal Changes without DNA
... of that gene's product also increases (1). In mammalian cells, the most frequently studied system is the development of re sistance to methotrexate by amplification of the DHFR1 gene (2, 3). This process has been studied primarily in cultured cells; amplification events in mammalian cells have been ...
... of that gene's product also increases (1). In mammalian cells, the most frequently studied system is the development of re sistance to methotrexate by amplification of the DHFR1 gene (2, 3). This process has been studied primarily in cultured cells; amplification events in mammalian cells have been ...
Parenchyma cells
... Parenchyma – Aerenchyma A lattice cell structure is common in the aerenchyma of several aquatic plants including water hyacinth (Eichhornia) and pickerelweed (Pontederia). This honeycomb effect provides stability and strength with a minimum of structural material and the air spaces provide buoyancy ...
... Parenchyma – Aerenchyma A lattice cell structure is common in the aerenchyma of several aquatic plants including water hyacinth (Eichhornia) and pickerelweed (Pontederia). This honeycomb effect provides stability and strength with a minimum of structural material and the air spaces provide buoyancy ...
The ARP2/3 complex: giving plant cells a leading edge
... protrusion could be related to a more fundamental actin polymerization-based form of motility that is exhibited by certain microorganisms and endosymbiotic subcellular organelles.(2–4) Recent studies reveal that certain molecular components in expanding, non-motile, plant cells(5–18) bear strong sim ...
... protrusion could be related to a more fundamental actin polymerization-based form of motility that is exhibited by certain microorganisms and endosymbiotic subcellular organelles.(2–4) Recent studies reveal that certain molecular components in expanding, non-motile, plant cells(5–18) bear strong sim ...
ReviewFinalExamAnatomyB
... 44. Describe the exchanges that occur across capillary walls. 45. Explain how regular exercise and a diet low in fats and cholesterol may help maintain cardiovascular health. ...
... 44. Describe the exchanges that occur across capillary walls. 45. Explain how regular exercise and a diet low in fats and cholesterol may help maintain cardiovascular health. ...
Link to Unit 4.0
... Where’d that come from? - This is a lab activity resource to accompany learning of photosynthesis and the Calvin cycle. Students are able to measure change in water conditions and gaseous production associated with autotrophs. Photosynthesis Virtual Manipulative - students will understand how plan ...
... Where’d that come from? - This is a lab activity resource to accompany learning of photosynthesis and the Calvin cycle. Students are able to measure change in water conditions and gaseous production associated with autotrophs. Photosynthesis Virtual Manipulative - students will understand how plan ...
A gain-of-function mutant of Munc18-1 stimulates secretory granule
... addition, Munc18-1 may undergo all three modes of interaction [25,38,39], and modes 2 and 3 are required for Munc18-1 to stimulate membrane fusion kinetics in vitro [25]. Mode 1 binding has only been observed with Munc18-1 and its role in exocytosis has been debated. It has been suggested that this ...
... addition, Munc18-1 may undergo all three modes of interaction [25,38,39], and modes 2 and 3 are required for Munc18-1 to stimulate membrane fusion kinetics in vitro [25]. Mode 1 binding has only been observed with Munc18-1 and its role in exocytosis has been debated. It has been suggested that this ...
Cell Cycle-specific Effects of Tumor Necrosis
... treated with 0.88 >tg TNF per flask. Beginning from 0 time, individual cultures were harvested by trypsinization at hourly intervals up to the 12th hr. Care was taken to collect both cells that were attached to dishes (removed by trypsinization) and cells floating in the medium. The latter consisted ...
... treated with 0.88 >tg TNF per flask. Beginning from 0 time, individual cultures were harvested by trypsinization at hourly intervals up to the 12th hr. Care was taken to collect both cells that were attached to dishes (removed by trypsinization) and cells floating in the medium. The latter consisted ...
On the mechanisms of nectar secretion: revisited
... these systems appears to be similar to that occurring in nectaries devoid of their own phloem. Based on recent information regarding the cell ultrastructure and physiology of nectaries, as well as the mechanisms of sugar transport across membranes, I have proposed a new mechanism of nectar secretion ...
... these systems appears to be similar to that occurring in nectaries devoid of their own phloem. Based on recent information regarding the cell ultrastructure and physiology of nectaries, as well as the mechanisms of sugar transport across membranes, I have proposed a new mechanism of nectar secretion ...
The Molecular Basis of Life
... Test for macromolecules found in living organisms. Use three-dimensional models of important compounds. ...
... Test for macromolecules found in living organisms. Use three-dimensional models of important compounds. ...
Voltage-dependent Ionic Conductances of Type I Spiral Ganglion
... to the cochlear nucleus. While single-unit studies conducted over the past several decades have provided a wealth of information concerning the response characteristics of these neurons and, to some extent, their receptor targets, little is known about the neuron’s intrinsic electrical properties. T ...
... to the cochlear nucleus. While single-unit studies conducted over the past several decades have provided a wealth of information concerning the response characteristics of these neurons and, to some extent, their receptor targets, little is known about the neuron’s intrinsic electrical properties. T ...
Author`s personal copy - Ruhr
... firing made it difficult to control precisely the firing pattern of the neuron. In addition, the precise cellular mechanism by which these constructs regulated neuronal firing was not investigated. The induction of neuronal firing might be mediated through a decrease in K+ conductance, for example, ...
... firing made it difficult to control precisely the firing pattern of the neuron. In addition, the precise cellular mechanism by which these constructs regulated neuronal firing was not investigated. The induction of neuronal firing might be mediated through a decrease in K+ conductance, for example, ...
Evolutionary tradeoffs in cellular composition across
... One of the most important classic and contemporary interests in biology is the connection between cellular composition and physiological function. Decades of research have allowed us to understand the detailed relationship between various cellular components and processes for individual species, and ...
... One of the most important classic and contemporary interests in biology is the connection between cellular composition and physiological function. Decades of research have allowed us to understand the detailed relationship between various cellular components and processes for individual species, and ...
Sensing of Osmotic Pressure Changes in Tomato Cells
... Cells of tomato (Lycopersicon esculentum) growing in suspension gradually depleted their culture medium and caused a steady decrease in its osmolality. When confronted with a sudden change in medium osmolality (a hypo-osmotic or hyperosmotic shock), respectively, these cells responded with volume ch ...
... Cells of tomato (Lycopersicon esculentum) growing in suspension gradually depleted their culture medium and caused a steady decrease in its osmolality. When confronted with a sudden change in medium osmolality (a hypo-osmotic or hyperosmotic shock), respectively, these cells responded with volume ch ...