Antibiotic resistance can occur naturally in soil bacteria
Since the 1940s, antibiotics have effectively treated certain bacterial diseases. But over the years, some bacteria have developed resistance to the antibiotics that once killed them.
Since the 1940s, antibiotics have effectively treated certain bacterial diseases. But over the years, some bacteria have developed resistance to the antibiotics that once killed them.
Cell & Microbiology
Sep 28, 2016
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12
Substances known as transcription factors often determine how a cell develops as well as which proteins it produces and in what quantities. Transcription factors bind to a section of DNA and control how strongly a gene in ...
Cell & Microbiology
Sep 2, 2016
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105
UNC School of Medicine researchers discovered that the major developmental function of heterochromatin – a form of tight DNA packaging found in chromosomes – is likely to suppress activity of virus-like DNA elements known ...
Biotechnology
Sep 1, 2016
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19
The CRISPR-Cas9 system has come to be known as the quintessential tool that allows researchers to edit the DNA sequences of many organisms and cell types. However, scientists are also increasingly recognizing that it can ...
Biotechnology
May 23, 2016
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56
Venus flytraps have fascinated biologists for centuries, however, the molecular underpinnings of their carnivorous lifestyle remain largely unknown. In a study published online today in Genome Research, researchers characterized ...
Plants & Animals
May 4, 2016
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35
New research by UCSF scientists could accelerate – by 10 to 100-fold – the pace of many efforts to profile gene activity, ranging from basic research into how to build new tissues from stem cells to clinical efforts to ...
Biotechnology
Apr 28, 2016
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49
Bacteria possess the ability to take up DNA from their environment, a skill that enables them to acquire new genes for antibiotic resistance or to escape the immune response. Scientists have now mapped the core set of genes ...
Cell & Microbiology
Apr 20, 2016
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15
Midlife crisis in the insect world: In a new study, Ludwig-Maximilians-Universitaet (LMU) in Munich researchers have detected age-dependent alterations in metabolism and gene regulation in middle-aged fruitflies, and show ...
Cell & Microbiology
Jan 29, 2016
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15
Christmas seems an appropriate time to ask whether it's biologically possible to have a virgin birth. And you may be surprised to hear that it is possible – just not for humans, or any other mammals.
Plants & Animals
Dec 18, 2015
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19
Genetically identical cells do not always behave the same way. According to the accepted theory, the reason are random molecular processes - known as random noise. For decades this view has been underpinned by numerous experiments ...
Cell & Microbiology
Dec 17, 2015
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6