解剖学和形态学
麻醉学
听力与言语-语言病理学
行为科学
心脏和心血管系统
细胞和组织工程学
临床神经病学
危重症监护医学
牙科,口腔外科和医学
皮肤病学
急诊医学
内分泌学和新陈代谢
肠胃学和肝脏学
老人病学和老年医学
卫生保健科学和服务
血液学
免疫学
传染病
综合和补充性医学
医学伦理学
医学信息学
医学实验室技术
医学,全科和内科
医学,法律
医学,研究和试验
神经系统科学
护理
营养学和饮食学
产科医学和妇科医学
肿瘤学
眼科学
整形外科学
耳鼻喉科学
病理学
儿科学
周围血管疾病
药理学和药剂学
生理学
基本医疗保健
精神病学
公共、环境和职业卫生
放射学,核医学和医学成像
康复学
生殖生物学
呼吸系统
风湿病学
运动科学
外科学
毒理学
热带医学
泌尿学和肾脏学
病毒学
老年医学
健康政策和服务
心理学,临床
abstract::Radial oxygen loss is a physical phenomenon that occurs naturally in aquatic plants. Typha domingensis was chosen as a model plant because it possesses basic morphological characteristics, such as a stem (rhizome) that produces leaves and adventitious roots, which are present in many aquatic plants. This study aimed t...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-020-01597-8
更新日期:2021-01-06 00:00:00
abstract::In plants, glucose (Glc) acts as a crucial signaling molecule in mediating metabolism, growth, stress tolerance mechanism, etc. However, little is known about Glc supplementation in salinity tolerance. This experiment was designed to study the ameliorative effect of Glc in mustard under salt stress. The seeds were soa...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-020-01600-2
更新日期:2021-01-03 00:00:00
abstract::We have analyzed the expression of key genes orchestrating tail regeneration in lizard under normal and scarring conditions after cauterization. At 1-day post-cauterization (1 dpc), the injured blastema contains degenerating epithelial and mesenchymal cells, numerous mast cells, and immune cells. At 3 and 7 dpc, a str...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-020-01545-6
更新日期:2021-01-01 00:00:00
abstract::Wheat contains the largest number of miR396 family with 17 miR396 in Poaceae. MiR396 regulatory network underlying wheat grain development has not comprehensively been explored. Our results showed that precursor miR396 family in Poaceae exhibited not only conservativeness but also diversification especially in wheat. ...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-020-01556-3
更新日期:2021-01-01 00:00:00
abstract::In this study, tansy (Tanacetum vulgare L.) in vitro culture was established from seeds collected from natural populations. The multiplication of plantlets was conducted through shoot tips that exhibited potent apical growth and regeneration capacities on basal medium (BM), without the addition of any plant growth reg...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-020-01588-9
更新日期:2020-11-27 00:00:00
abstract::The nature and features of organization of reserve polysaccharides in three species of the genus Pelomyxa-P. palustris, P. belevskii, and P. stagnalis-were studied using light and transmission electron microscopy. We applied the periodic acid-Schiff reaction that is a highly selective method for detecting glycogen. Th...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-020-01546-5
更新日期:2020-11-01 00:00:00
abstract::Salt stress in the rice field is one of the most common abiotic stresses, reducing crop productivity, especially at reproductive stage, which is very sensitive to salt stress. The aim of this investigation was to study mRNA-related Na+ uptake/translocation and Na+ enrichment in the cellular level, leading to physiolog...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-020-01533-w
更新日期:2020-11-01 00:00:00
abstract::The purpose of the main research was to investigate the effects of methyl jasmonate (MeJA) (0.05, 0.25, 0.5, and 2.5 mM) on the pollen germination and tube elongation of Pinus nigra. Total pollen germination rate increased after MeJA treatments while the most enhancement was observed at 0.05-mM MeJA. No germination wa...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-020-01539-4
更新日期:2020-11-01 00:00:00
abstract::As the by-products of edible oil production with rich lignin, the reserves of Camellia oleifera shell were abundant and had a great economic value. Lignin was the most important limiting factor during the conversion of plant biomass to pulp or biofuels, which mainly deposited in the stone cells of C. oleifera shells. ...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-020-01568-z
更新日期:2020-10-26 00:00:00
abstract::Iron (Fe) toxicity is one of the major abiotic stresses which limits the yield of lowland rice. This study aims to investigate the physiological, biochemical, and molecular aspects of two contrasting aromatic Joha rice, viz., Keteki and Kola Joha of Assam. Oxidative damage caused due to Fe2+ toxicity was quantitativel...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-020-01574-1
更新日期:2020-10-17 00:00:00
abstract::The presence of specific protein types in claws and beaks of turtles is poorly known. The present immunological study describes the localization of some of the main corneous beta proteins (CBPs) coded in the epidermal differentiation complex of turtles. Three antibodies here utilized revealed that glycine-, cysteine-,...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-020-01494-0
更新日期:2020-07-01 00:00:00
abstract::Despite their great economic importance, relatively little is known about bamboo sexual reproduction because they usually spread through rhizomes and have long intervals between flowering periods. Bambusa tuldoides is no exception; the intervals between flowering periods are about 23 years and often do not result in s...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-019-01479-8
更新日期:2020-05-01 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
pub_type: 杂志文章
doi:10.1007/s00709-019-01471-2
更新日期:2020-05-01 00:00:00
abstract::Palaeontologically, eubacteria are > 3× older than neomura (eukaryotes, archaebacteria). Cell biology contrasts ancestral eubacterial murein peptidoglycan walls and derived neomuran N-linked glycoprotein coats/walls. Misinterpreting long stems connecting clade neomura to eubacteria on ribosomal sequence trees (plus mi...
journal_title:Protoplasma
pub_type: 杂志文章,评审
doi:10.1007/s00709-019-01442-7
更新日期:2020-05-01 00:00:00
abstract::Many studies have been carried out to investigate the histological structure of the trachea in many species of birds. However, the cellular organization of the trachea in the mallard duck is still unclear. This study was performed on 12 sexually mature male Mallard duck to demonstrate the cellular organization of the ...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-019-01444-5
更新日期:2020-03-01 00:00:00
abstract::ALTERED MERISTEM PROGRAM 1 (AMP1) encodes a putative glutamate-carboxypeptidase important for plant growth and development. In this study, by comparing the growth of Arabidopsis wild-type, amp1-10 and amp1-13 mutants, and AMP1-GFP/OX2- and AMP1-GFP/OX7-overexpressing seedlings in vitro and in soil, we uncover the role...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-019-01458-z
更新日期:2020-03-01 00:00:00
abstract::The terrestrial carnivorous species Utricularia dichotoma is known for a great phenotypic plasticity and unusual vegetative organs. Our investigation on 22 sources/populations revealed that after initiation of a leaf and two bladders on a stolon, a bud was formed in the proximal axil of the leaf, developing into a ros...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-019-01443-6
更新日期:2020-03-01 00:00:00
abstract::Cell walls and protoplast may work together or distinctly in the establishment of the functional profiles of gall tissue compartments. This presumption is herein evaluated in three gall systems by immunocytochemical and ultrastructural analyses. The common storage tissues (CSTs) of leaf galls induced by Eriophyidae on...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-019-01431-w
更新日期:2020-01-01 00:00:00
abstract::This article deals with the distribution of callose and of the homogalacturonan (HG) epitopes recognized by LM20, JIM5, and 2F4 antibodies in cell walls of differentiating and functioning stomatal complexes of the monocotyledon Zea mays and the dicotyledon Vigna sinensis. The findings revealed that, during stomatal de...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-019-01425-8
更新日期:2020-01-01 00:00:00
abstract::Puccinia striiformis f. sp. hordei, the causal organism of stripe rust in barley poses serious threats to its production. The present study examined the seedling response and changes in antioxidant defence system along with NADPH oxidase, hydrogen peroxide, and lipid peroxidation marker-malondialdehyde (MDA) in the fo...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-019-01428-5
更新日期:2020-01-01 00:00:00
abstract::Characean internodal cells develop alternating patterns of acid and alkaline zones along their surface in order to facilitate uptake of carbon required for photosynthesis. In this study, we used a pH-indicating membrane dye, 4-heptadecylumbiliferone, to study the kinetics of alkaline band formation and decomposition. ...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-019-01392-0
更新日期:2019-11-01 00:00:00
abstract::Earwigs (Dermaptera) use different strategies to increase their reproductive success. Most species lay eggs; however, viviparity of the matrotrophic type has been reported in two groups: Hemimeridae and Arixeniidae. In Arixeniidae, offspring develop in two separate places: inside an ovary (the intraovarian phase) and ...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-019-01402-1
更新日期:2019-11-01 00:00:00
abstract::The histochemical studies that search for osmophores differ in the protocol they follow for fixation and discoloration of the samples, and also in the type and number of stains utilized. Despite these differences, all the studies have one point in common: the use of fresh material either collected directly in the fiel...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-019-01398-8
更新日期:2019-11-01 00:00:00
abstract::In order to gain more insight into the involvement of mitochondrial complex III in the Cd-induced stress, we studied the effect of complex III inhibitors, antimycin A (AA), and myxothiazol (MYXO), on the Cd-induced ROS and NO generation in the barley root tip. Short-term exposure of barley roots to either MYXO or AA p...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-019-01389-9
更新日期:2019-09-01 00:00:00
abstract::The biological nature, ultrastructure, distribution, and mode of transmission between generations of the microorganisms associated with three species (Orthezia urticae, Matsucoccus pini, Steingelia gorodetskia) of primitive families (archaeococcoids = Orthezioidea) of scale insects were investigated by means of micros...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-019-01377-z
更新日期:2019-09-01 00:00:00
abstract::This micromorphological, chemical and ultrastructural study is a continuation of research conducted on the section Lepidorhiza. The Bulbophyllum echinolabium flowers comprised features that characterize a sapromyophilous syndrome, having large, glistening parts that emit an intense scent of rotten meat. The secretory ...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-019-01372-4
更新日期:2019-09-01 00:00:00
abstract::The original version of this article unfortunately contains a mistake. ...
journal_title:Protoplasma
pub_type: 杂志文章,已发布勘误
doi:10.1007/s00709-019-01348-4
更新日期:2019-05-01 00:00:00
abstract::Telocytes (TCs), a novel type of interstitial cells, are involved in tissue homeostasis maintenance. This study aimed to investigate TC presence in the interstitium of mouse testis. Additionally, inactivation of the G-coupled membrane estrogen receptor (GPER) in the testis was performed to obtain insight into TC funct...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-018-1305-2
更新日期:2019-03-01 00:00:00
abstract::Mastigonemes, tripartite tubular hairs on the anterior flagellum of Phytophthora zoospores, are instrumental for disease dissemination to new host plants. A previous study showed that PnMas2 was part of the tubular shaft of Phytophthora parasitica mastigonemes. In the current study, genes encoding two related proteins...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-018-1314-1
更新日期:2019-03-01 00:00:00
abstract::The subtribe Cajaninae of papilionoid legumes has a pantropical distribution and comprises approximately 490 species. These species have diversified throughout dry environments where there are high temperatures and strong light. The subtribe stands out because all its representatives have vesicular glands. In addition...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-018-1307-0
更新日期:2019-03-01 00:00:00
abstract::Titanium dioxide nanoparticles (TiO2-NP) are increasingly being proposed for nanoagriculture but their effect on photosynthesis is limited and contradictory, mostly regarding putative chronical effects associated to the exposure to the commercial P25 formulation (anatase:rutile). This research aims at evaluating how c...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-018-1281-6
更新日期:2019-01-01 00:00:00
abstract::Phenolics are involved in many of plants' biological functions. In particular, they play important roles in determining the quality of grape berries and the wine made from them, and can also act as antioxidants with beneficial effects for human health. Several enzymes are involved in the synthesis of phenolic compound...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-018-1278-1
更新日期:2019-01-01 00:00:00
abstract::Latex is a complex plant secretion with both ecological and economic importance. There is little information currently available on the cytological aspects of the ontogenesis of anastomosed laticifers, the ducts originating through the lysis of adjacent cell walls. Hancornia speciosa is a tree typical of the Cerrado (...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-018-1262-9
更新日期:2018-11-01 00:00:00
abstract::Although rather inconspicuous, movements are an important adaptive trait of plants. Consequently, light- or gravity-induced movements leading to organ bending have been studied intensively. In the field, however, plant movements often result in organ twisting rather than bending. This study investigates the mechanism ...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-018-1247-8
更新日期:2018-09-01 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
pub_type: 杂志文章
doi:10.1007/s00709-018-1237-x
更新日期:2018-09-01 00:00:00
abstract::The larvae of Bittacidae, a cosmopolitan family in Mecoptera, have an interesting habit of spraying the body surface with soil through the anus after hatching, and each molts. The fine structure of Malpighian tubules, however, remains largely unknown in the larvae of Bittacidae to date. Here, we studied the ultrastruc...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-018-1221-5
更新日期:2018-07-01 00:00:00
abstract::Temperatures above the optimum are sensed as heat stress (HS) by all living organisms and represent one of the major environmental challenges for plants. Plants can cope with HS by activating specific defense mechanisms to minimize damage and ensure cellular functionality. One of the most common effects of HS is the o...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-017-1200-2
更新日期:2018-07-01 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
pub_type: 杂志文章
doi:10.1007/s00709-018-1220-6
更新日期:2018-07-01 00:00:00
abstract::In a typical cell division, chromosomes align at the metaphase plate before anaphase commences. This is not the case in Mesostoma spermatocytes. Throughout prometaphase, the three bivalents persistently oscillate towards and away from either pole, at average speeds of 5-6 μm/min, without ever aligning at a metaphase p...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-018-1214-4
更新日期:2018-07-01 00:00:00
abstract::Pollen development and germination were adversely affected by the presence of mercury, whereas low-concentrations stimulated the whole procedure. Mercury caused morphological anomalies during the tube growth, characterized by irregularly increasing diameters and swelling tips. The main effect was the anomalous cell wa...
journal_title:Protoplasma
pub_type: 杂志文章
doi:10.1007/s00709-017-1192-y
更新日期:2018-05-01 00:00:00