Results 21 to 30 of about 223,907 (251)

Pharmacognostic analysis and teachable machine automated identification of Uvae ursi folium, Vitis idaeae folium and Buxi folium [PDF]

Journal of Pharmacy & Pharmacognosy Research
Context: Microscopic analysis is a method in Pharmacognosy utilized in identifying herbal substances. Machine learning and computer vision are contemporary approaches leveraged in the identification of plants.
Asen N. Stoyanov, Trayan M. Gruykin, Miroslav Y. Boyadzhiev, Ventsislav V. Popovski   +3 more
doaj   +1 more source

Development of Parameters for Standardization of Duckweed (Lemna Minor L.) Raw Material

Разработка и регистрация лекарственных средств, 2021
Introduction. Lemna minor L. (duckweed) refers to the duckweed subfamily (Lemnaceae S. F. Gray) and widely distributed in ponds of Russia. Literature data confirm the possibility of harvesting significant volumes of this raw material in natural habitat ...
L. N. Nikiforov, S. V. Krivoshchekov, N. E. Kolomiets, T. V. Kadyrova, N. V. Isaikina, N. Y. Abramets, E. A. Bezverkhniaia, M. V. Belousov   +7 more
doaj   +1 more source

Microscopic and molecular identification of foreign matter in food: detection of fraudulent practices Identification of foreign matter: food fraud

Vigilância Sanitária em Debate: Sociedade, Ciência & Tecnologia, 2018
Introduction: The most frequent demands on microscopic food analysis are allegations of consumers finding macroscopic foreign matter or suspecting the presence of undeclared ingredients on products labels. The byproducts and foreign matters detection are
Maria Aparecida Moraes Marciano, Maria Isabel Andrekowisk Fioravanti, Elaine Marra de Azevedo Mazon, Sheila Oliveira de Souza Silva, Paulo Eduardo Brandão, Simone de Carvalho Balian   +5 more
doaj   +7 more sources

Quality control method for Yao medicine Hongniuxi

Guangxi Zhiwu
Yao medicine Hongniuxi is the root and rhizome of Achyranthes longifolia, which is a commonly used medicinal herb in Yao ethnic areas. Currently, only a few provinces and regions have recorded the method for quality control of Hongniuxi.
CHEN Song, LEI Peilin, HUANG Ruisong, LI Yunrong, QU Xincheng   +4 more
doaj   +1 more source

Deep learning approach to describe and classify fungi microscopic images.

PLoS ONE, 2020
Preliminary diagnosis of fungal infections can rely on microscopic examination. However, in many cases, it does not allow unambiguous identification of the species due to their visual similarity.
Bartosz Zieliński, Agnieszka Sroka-Oleksiak, Dawid Rymarczyk, Adam Piekarczyk, Monika Brzychczy-Włoch   +4 more
doaj   +1 more source

Improved recovery of Mycobacterium tuberculosis from children using the microscopic observation drug susceptibility method.

, 2006
OBJECTIVE: The diagnosis of pulmonary tuberculosis presents challenges in children, because symptoms are nonspecific, sputa are not accessible, and Mycobacterium tuberculosis cultures and smears often are negative.
Luz Caviedes, Oberhelman, Richard A, Gilman, Robert H, Giselle Soto-Castellares, Carlton Evans, Castillo, Maria E, Robert H. Gilman, Moore, David AJ, David A.J. Moore, Maria E. Castillo, Patricia Kissinger, Richard A. Oberhelman, Caviedes, Luz, Evans, Carlton, Soto-Castellares, Giselle, Kissinger, Patricia   +15 more
core   +1 more source

Research on the quality standard of Malus prunifolia (Willd.) Borkh. from the Naxi ethnic group

Guangxi Yike Daxue xuebao
Objective To establish a quality control method of Malus prunifolia (Willd.) Borkh. from the Naxi ethnic group so as to provide a basis for further study.
Changxi LI, Yafei DAI, Tao LI, Tianlu LI, Zhao YANG, Ying FU, Xuefang LI   +6 more
doaj   +1 more source

Pharmacognostical study of Sterculia monosperma fruit

Guangxi Zhiwu
Sterculia monosperma fruit is the dried and mature seed of Sterculia monosperma, which belongs to genus Sterculia. In China, this plant is a widely distributed arbor with a long planting history in Lingnan area.
PENG Xiaoqi, WU Wenru, LAI Huili, XING Bingnan, LU Yaru, ZOU Heyuan   +5 more
doaj   +1 more source

Microscopic recognition of micro fossils in carbonate rocks based on convolutional neural network

Shiyou shiyan dizhi, 2021
The identification of microfossils in carbonate rocks with thin-section observation is of great significance for the study of sedimentary environment, but the traditional method by manual identification is highly experience required and is greatly ...
Xiaolu YU, Kai YE, Chongjiao DU, Hanning GONG, Zhongliang MA   +4 more
doaj   +1 more source

Proliferating Cell Nuclear Antigen (PCNA) allows the automatic identification of follicles in microscopic images of human ovarian tissue

, 2010
Background: Human ovarian reserve is defined by the population of non-growing follicles (NGFs) in the ovary. Direct estimation of ovarian reserve involves the identification of NGFs in prepared ovarian tissue. Previous studies involving human tissue have
Castillo, L, Coppola, F, Benedicta Caserta, Hamish Wallace, Caserta, B, Francisco Cóppola Gonzálvez, Tom Kelsey, Kelsey, Thomas William, Luis Castillo, Wallace, W H B   +9 more
core   +1 more source