In vitro cultivation of tansy (Tanacetum vulgare L.): a tool for the production of potent pharmaceutical agents.

abstract：:Pollen developmental pathway in plants involving synchronized transferal of cellular divisions from meiosis (microsporogenesis) to mitosis (pollen mitosis I/II) eventually offers a unique "meiosis-mitosis shift" at pollen mitosis I. Since the cell type (haploid microspore) and fate of pollen mitosis I differ from typi...

journal_title：Protoplasma

authors： Sharma SK,Yamamoto M,Mukai Y

更新日期：2017-01-01 00:00:00

abstract：:Catchweed bedstraw is famous for its ability to adhere to other objects due to the presence of numerous trichomes surrounding the stem and mericarps and on the surfaces of the leaves. These trichomes serve as an efficient vector for the movement of the propagules via animals. In this study, we examined the structure a...

journal_title：Protoplasma

authors： Bowling AJ,Maxwell HB,Vaughn KC

更新日期：2008-11-01 00:00:00

abstract：:In this study, we have shown the applicability of chloramphenicol acetyltransferase as a new and convenient selectable marker for stable nuclear transformation as well as potential chloroplast transformation of Cyanidioschyzon merolae-a new model organism, which offers unique opportunities for studding the mitochondri...

journal_title：Protoplasma

authors： Zienkiewicz M,Krupnik T,Drożak A,Golke A,Romanowska E

更新日期：2017-01-01 00:00:00

abstract：:With the goal of evaluating the factors that may be influencing the reproductive success of an endangered, terrestrial orchid Cypripedium japonicum Thunb., the anatomical and morphological characteristics of seed development were assessed, as were the levels of endogenous hormones to investigate the possible relations...

journal_title：Protoplasma

authors： Yan X,Tian M,Liu F,Wang C,Zhang Y

更新日期：2017-11-01 00:00:00

abstract：:Fruit shape and ripening are major horticultural traits for many fruits and vegetable crops. Changes in fruit shape and ripening are often accomplished by altered cell division or cell expansion patterns. Gibberellic acids (GAs) are essential for tomato fruit development; however, the exact role and the underlying mec...

journal_title：Protoplasma

authors： Chen S,Wang XJ,Tan GF,Zhou WQ,Wang GL

更新日期：2020-05-01 00:00:00

abstract：:The LIM domain is an evolutionary conserved double-zinc finger motif found in a variety of proteins exhibiting diverse biological roles. LIM domains have been observed to act as modular protein-binding interfaces mediating protein-protein interactions in the cytoplasm and the nucleus. Interaction of LIM domains with s...

journal_title：Protoplasma

authors： Khurana T,Khurana B,Noegel AA

更新日期：2002-02-01 00:00:00

abstract：:To investigate the relationship between nuclear factor Y (NF-Y) and stress tolerance in garlic, we cloned a NF-Y family gene AsNF-YC8 from garlic, which was largely upregulated at dehydrate stage. Expression pattern analyses in garlic revealed that AsNF-YC8 is induced through abscisic acid (ABA) and abiotic stresses, ...

journal_title：Protoplasma

authors： Sun X,Lian H,Liu X,Zhou S,Liu S

更新日期：2017-05-01 00:00:00

abstract：:Drought tolerance is a complex trait that is governed by multiple genes. The study presents differential transcriptome analysis between drought-tolerant (Triticum aestivum Cv. C306) and drought-sensitive (Triticum aestivum Cv. WL711) genotypes, using Affymetrix GeneChip® Wheat Genome Array. Both genotypes exhibited di...

journal_title：Protoplasma

authors： Kumar J,Gunapati S,Kianian SF,Singh SP

更新日期：2018-09-01 00:00:00

abstract：:The actin cytoskeleton is involved in the positioning of statoliths in tip growing Chara rhizoids. The balance between the acropetally acting gravity force and the basipetally acting net outcome of cytoskeletal force results in the dynamically stable position of the statoliths 10-30 micrometers above the cell tip. A c...

journal_title：Protoplasma

authors： Braun M,Sievers A

更新日期：1993-01-01 00:00:00

abstract：:The effects of arsenite treatment on generation of reactive oxygen species, induction of oxidative stress, response of antioxidative system, and synthesis of phytochelatins were investigated in two indica rice (Oryza sativa L.) cvs. Malviya-36 and Pant-12 grown in sand cultures for a period of 5-20 days. Arsenite (As(...

journal_title：Protoplasma

authors： Mishra S,Jha AB,Dubey RS

更新日期：2011-07-01 00:00:00

abstract：:Lichen secondary metabolites can function as allelochemicals and affect the development and growth of neighboring bryophytes, fungi, vascular plants, microorganisms, and even other lichens. Lichen overgrowth on bryophytes is frequently observed in nature even though mosses grow faster than lichens, but there is still ...

journal_title：Protoplasma

authors： Goga M,Antreich SJ,Bačkor M,Weckwerth W,Lang I

更新日期：2017-05-01 00:00:00

abstract：:Cytoplasmic streaming is essential for intracellular communications but its specific functions are not well known. In Chara corallina internodes, long-distance interactions mediated by cyclosis are clearly evident with microscopy-pulse amplitude modulation (PAM) fluorometer under application of localized light (LL) pu...

journal_title：Protoplasma

authors： Bulychev AA,Komarova AV

更新日期：2017-01-01 00:00:00

abstract：:Marcetia taxifolia (A. St.-Hil.) DC. hosts two gall morphotypes, a pistil-shaped gall induced by a Cecidomyiidae (Diptera) and a fusiform stem gall induced by a Lepidoptera. The cytological study of these galls aimed to answer how the difference in nutritive tissues of Diptera and Lepidoptera galls could be explained ...

journal_title：Protoplasma

authors： Ferreira BG,Carneiro RG,Isaias RM

更新日期：2015-09-01 00:00:00

abstract：:It is well established that cytoplasmic microtubules are depolymerized during nuclear division and reassembled as mitotic microtubules. Mounting evidence showing that cytoplasmic microtubules were also involved in apical growth of fungal hyphae posed the question of whether apical growth became disrupted during nuclea...

journal_title：Protoplasma

authors： Riquelme M,Fischer R,Bartnicki-García S

更新日期：2003-01-01 00:00:00

abstract：:HLA-B associated transcript 1 (BAT1) protein, also named as spliceosome RNA helicase UAP56, is a member of the DExD/H-box family of helicases. However, regulation under stress, biochemical properties, and functions of plant homologue of BAT1 are poorly understood. Here, we report the purification and detailed biochemi...

journal_title：Protoplasma

authors： Tuteja N,Tarique M,Trivedi DK,Sahoo RK,Tuteja R

更新日期：2015-11-01 00:00:00

abstract：:Two novel beta-expansin genes, TaEXPB1 and TaEXPB2, were isolated from wheat microspores by suppression subtractive hybridisation. Northern blot and reverse transcription PCR analyses showed that the expression of both genes was restricted to early stages of male gametophyte development (from microspores to immature p...

journal_title：Protoplasma

authors： Jin Y,Tashpulatov AS,Katholnigg H,Heberle-Bors E,Touraev A

更新日期：2006-08-01 00:00:00

abstract：:In the genus Genlisea as well as in its sister genus Utricularia, the palate probably plays a key role in providing the colour, mechanical and olfactory stimuli to attract insect pollinators and to guide them to the generative structures and the nectary spur. However, information about the micro-morphology of the pala...

journal_title：Protoplasma

authors： Płachno BJ,Świątek P,Stpiczyńska M,Miranda VFO

更新日期：2018-07-01 00:00:00

abstract：:In addition to small molecules such as sugars and amino acids, phloem sap contains macromolecules, including mRNA and proteins. It is generally assumed that all molecules in the phloem sap are on the move from source to sink, but recent evidence suggests that the macromolecules' direction of movement can be controlled...

journal_title：Protoplasma

authors： Malter D,Wolf S

更新日期：2011-01-01 00:00:00

abstract：:In order to corroborate the hypothesis that variations in the rate of spontaneous ultra-weak photon emission (UPE) from germinating seedlings are related to local variations of the lunisolar tidal force, a series of simultaneous tests was performed using the time courses of UPE collected from three plant species-corn,...

journal_title：Protoplasma

authors： Gallep CM,Barlow PW,Burgos RC,van Wijk EP

更新日期：2017-01-01 00:00:00

abstract：:Comparative biochemical characterization of class III peroxidase activity tightly bound to the cell walls of maize roots was performed. Ionically bound proteins were solubilized from isolated walls by salt washing, and the remaining covalently bound peroxidases were released, either by enzymatic digestion or by a nove...

journal_title：Protoplasma

authors： Hadži-Tašković Šukalović V,Vuletić M,Marković K,Cvetić Antić T,Vučinić Ž

更新日期：2015-01-01 00:00:00

abstract：:The present study investigated the impact of 1800-MHz electromagnetic field radiations (EMF-r), widely used in mobile communication, on the growth and activity of starch-, sucrose-, and phosphate-hydrolyzing enzymes in Zea mays seedlings. We exposed Z. mays to modulated continuous wave homogenous EMF-r at specific abs...

journal_title：Protoplasma

authors： Kumar A,Singh HP,Batish DR,Kaur S,Kohli RK

更新日期：2016-07-01 00:00:00

abstract：:Salinity is a major stress that adversely affects plant growth and crop production. Understanding the cellular responses and molecular mechanisms by which plants perceive and adopt salinity stress is of fundamental importance. In this work, some of the cellular signaling events including cell death, reactive oxygen sp...

journal_title：Protoplasma

authors： Li Z,Yang H,Wu X,Guo K,Li J

更新日期：2015-05-01 00:00:00

abstract：:Nematocysts are the taxon-defining features of all cnidarians including jellyfish, sea anemones, and corals. They are highly sophisticated organelles used for the capture of prey and defense. The nematocyst capsule is produced within a giant post-Golgi vesicle, which is continuously fed by proteins from the secretory ...

journal_title：Protoplasma

authors： Ozbek S

更新日期：2011-10-01 00:00:00

abstract：:Pongamia pinnata L. is a multipurpose versatile legume that is well known as a prospective feedstock biodiesel species. However, to date, there has been little genomic research aimed at the exploitation of the biotechnological potential of this species. Genetic characterization of any plant is a challenging task when ...

journal_title：Protoplasma

authors： Choudhury RR,Basak S,Ramesh AM,Rangan L

更新日期：2014-05-01 00:00:00

abstract：:Podophyllum hexandrum Royle is known for its vast medicinal properties, particularly anticancer. It contains higher amount of podophyllotoxin (4.3 %), compared to Podophyllum peltatum (0.025 %) and other plant species; as a result, it has been used worldwide in the preparation of various drugs including anticancer, an...

journal_title：Protoplasma

authors： Kumar P,Pal T,Sharma N,Kumar V,Sood H,Chauhan RS

更新日期：2015-09-01 00:00:00

abstract：:According to the Cholodny-Went hypothesis, gravitropic differential growth is brought about by the redistribution of auxin (indolyl-3-acetic acid, IAA). We reinvestigated the relevance of different auxins and studied the role of ethylene in hypocotyls of sunflower and shoots and roots of rye and maize seedlings. Incub...

journal_title：Protoplasma

authors： Edelmann HG,Roth U

更新日期：2006-12-01 00:00:00

abstract：:A comparative analysis of fluorochrome-binding pattern in nine taxa of Abelmoschus had shown that the type, amount and distribution pattern of heterochromatin were characteristic for each taxa. The fluorescent chromosome-binding sites obtained by chromomycin A3 (CMA) and 4',6-diamidino-2-phenylindole (DAPI) staining i...

journal_title：Protoplasma

authors： Merita K,Kattukunnel JJ,Yadav SR,Bhat KV,Rao SR

更新日期：2015-03-01 00:00:00

abstract：:Proper mitochondrial morphogenesis is crucial for successful development of motile sperm. It was known that recessive Drosophila melanogaster mutation emm caused anomalies in the formation of a mitochondrial derivative--nebenkern and led to male sterility. Here we identified primary mutation effect and showed that emm...

journal_title：Protoplasma

authors： Dorogova NV,Bolobolova EU,Akhmetova KA,Fedorova SA

更新日期：2013-04-01 00:00:00

abstract：:Hepatocellular carcinoma (HCC) is the most common primary malignancy of the liver and is characterized by multistage formation. The presence of ductular reaction, cytokeratin 7 positivity (PCK7), and increased levels of gamma glutamyltransferase (γGT) has been observed during liver carcinogenesis and contribute to tum...

journal_title：Protoplasma

authors： Moreira AJ,Rodrigues GR,Bona S,Fratta LX,Weber GR,Picada JN,Dos Santos JL,Cerski CT,Marroni CA,Marroni NP

更新日期：2017-03-01 00:00:00

abstract：:Fibrillarin and the plant nucleolin homolog NopA64 are two important nucleolar proteins involved in pre-rRNA processing. In order to determine the effects of the altered gravity environment on the nucleolus, we have investigated the location of fibrillarin and NopA64 in nucleolar subcomponents of cress (Lepidium sativ...

journal_title：Protoplasma

authors： Sobol M,Gonzalez-Camacho F,Rodríguez-Vilariño V,Kordyum E,Medina FJ

更新日期：2006-09-01 00:00:00