Results 81 to 90 of about 398,033 (289)

Detection and Molecular Mass Determination of an HIV Replication-Enhancing Female Genital Tract Factor Using a Blot Bioassay

open access: yesBioTechniques, 2000
We previously reported that cervicovaginal lavages (CVL) contain a factor that enhances the replication of human immunodefeciency virus (HIV) by increasing virus transcription in T cells and monocytoid cells. This factor was named the HIV-inducing factor
Farhad B. Hashemi   +3 more
doaj   +1 more source

Friction and morphology of magnetic tapes in sliding contact with nickel-zinc ferrite [PDF]

open access: yes
Friction and morphological studies were conducted with magnetic tapes containing a Ni-Zn ferrite hemispherical pin in laboratory air at a relative humidity of 40 percent and at 23 C.
Bhushan, B., Buckley, D. H., Miyoshi, K.
core   +1 more source

Nondirected axonal growth on basal lamina from avian embryonic neural retina [PDF]

open access: yes, 1987
The vitreous surface of the embryonic avian retinal neuroepithelium was isolated by mechanical disruption of the retina mounted between 2 adhesive substrata.
Halfter, W.   +2 more
core   +1 more source

The cooperative regulation of miR‐221 by APE1 and AUF1 impacts p27Kip1 defining a miR signature relevant for cervical cancer

open access: yesFEBS Open Bio, EarlyView.
A regulatory axis involving APE1, AUF1, and miR‐221 is proposed. Pri‐miR‐221 is processed by DROSHA and DICER to generate mature miR‐221, which targets p27Kip1 mRNA. APE1 and AUF1 compete for pre‐miR‐221 binding. Reduced APE1/AUF1 levels impair miR‐221 biogenesis, decrease p27Kip1 mRNA degradation, and promote cell cycle progression, chemoresistance ...
Matilde Clarissa Malfatti   +3 more
wiley   +1 more source

Ammonium Nitrate Coating with Nitrocellulose or the Inverse? A Study of the Coating Process and an Investigation of the Resulting Combustion Parameters

open access: yesApplied Sciences
This research focused on studying the issue of coating ammonium nitrate (AN) with nitrocellulose (NC) and its microcrystalline form (MNC), using two esterification methods: traditional (HNO3/H2SO4) and in situ synthesis (KNO3/H2SO4).
Magdalena Fabin   +3 more
doaj   +1 more source

Characterization of a monoclonal antibody that induces the acrosome reaction of sea urchin sperm. [PDF]

open access: yes, 1987
A monoclonal antibody, J18/29, induces the acrosome reaction (AR) in spermatozoa of the sea urchin Strongylocentrotus purpuratus. J18/29 induces increases in both intracellular Ca2+ and intracellular pH similar to those occurring upon induction of the AR
Ebina, Y   +4 more
core  

Rapid diagnostic tests for molecular surveillance of Plasmodium falciparum malaria -assessment of DNA extraction methods and field applicability [PDF]

open access: yes, 2013
Background: The need for new malaria surveillance tools and strategies is critical, given improved global malaria control and regional elimination efforts.
Abdullah S Ali   +26 more
core   +2 more sources

Exon 7 splicing of ERα predicts poor prognosis and increases phenotypic heterogeneity in luminal a subtype breast cancer

open access: yesFEBS Open Bio, EarlyView.
ERα splice variant ERα∆7 lacks the C‐terminus, and its expression may change phenotypes of breast cancers. Our results showed that ERα∆7 is found in the luminal A subtype, and elevated ERα∆7 levels are linked to improved cell survival with lower proliferation and migration.
Long Wai Tsui   +10 more
wiley   +1 more source

Development of tissue printed nitrocellulose cards/arrays for real time PCR amplification and detection [PDF]

open access: yes, 2004
Thesis (S.B.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 2004.Includes bibliographical references (leaf 21).Tissue print technology allows for the transfer of cellular material from tissue onto a nitrocellulose film for ...
Chia, Helena Nien-Hwa, 1982-
core  

Sequence organization of feline leukemis virus DNA in infected cells [PDF]

open access: yes, 1980
A restriction site map has been deduced of unintegrated and integrated FeLV viral DNA found in human RD cells after experimental infection with the Gardner-Arnstein strain of FeLV.
Casey, James W.   +3 more
core   +1 more source

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