MedWorm provides a medical RSS filtering service. Over 6000 RSS medical sources are combined and output via different filters. This feed contains the latest medical blog items that have been tagged with 'gram'. Sat, 03 Sep 2011 02:37:49 +0100 http://www.medworm.com/index.php?rid=4983950&cid=t_117297_139_f&fid=38879&url=http%3A%2F%2Ffeedproxy.google.com%2F%7Er%2FVirologyBlog%2F%7E3%2Fp4zcU-yRvYs%2F Hosts: Vincent Racaniello, Michael Schmidt, Dickson Despommier, Margaret McFall-Ngai, and Elio Schaecter On episode #10 of the podcast This Week in Microbiology, Vincent, Margaret, Elio, Michael and Dickson discuss the symbiosis between the Hawaiian bobtail squid and the luminous, gram-negative bacterium Vibrio fischeri. Click the arrow above to play, or right click to download TWiM #10 (47 MB, .mp3, 68 minutes). Subscribe to TWiM (free) on iTunes, Zune Marketplace, via RSS feed, by email or listen on your mobile device with the Microbeworld app. Links for this episode: V. fisheri factors that trigger squid tissue development (Science) Transcriptional patterns of the Vibrio-squid diel rythmn (PNAS) The Hawaiian bobtail squid (Microbeworld) Microbes pull strings in the human body ... virology blog blogs http://www.medworm.com/rss/comments.php?id=4983950 Thu, 30 Jun 2011 02:54:35 +0100 4983950 http://www.medworm.com/index.php?rid=4580873&cid=t_117297_83_f&fid=34856&url=http%3A%2F%2Finsidesurgery.com%2F2011%2F03%2Fnafcillin-enterococcus%2F Despite the fact that nafcillin generally has good coverage against gram positive organisms, nafcillin is not effective against enterococcus and should not be used to treat this infection. Using nafcillin against enterococcus is a not uncommon junior resident mistake, most typically done in an ICU setting. (Source: Inside Surgery) Inside Surgery blogs http://www.medworm.com/rss/comments.php?id=4580873 Mon, 14 Mar 2011 04:39:49 +0100 4580873 http://www.medworm.com/index.php?rid=4507604&cid=t_117297_160_f&fid=36189&url=http%3A%2F%2Fwww.skinmdblog.com%2F497%2Fhomemade-exfoliator-for-dry-and-oily-skin%2F To keep you skin healthy and young you need to regularly moisturize your skin, tone your skin, cleanse your skin and exfoliate it. While moisturization helps in keeping the moisture to your skin, toning helps in keeping the pores of the skin clean, thus maintaining the health of the skin, exfoliation helps in the removal of the dead cells from the skin, thus giving the skin a brand new look. Exfoliation treats the blemished skin, dark marks, clogged pores, hyper pigmentation and dry skin. A few home made exfoliators that give a new lease of life to your skin A natural and home made exfoliator is the ones that work best and without any side effects in comparison to the chemically prepared exfoliating products. Exfoliator is better avoided by the people who have acne prone skin as it may inc... Skin MD blogs http://www.medworm.com/rss/comments.php?id=4507604 Tue, 22 Feb 2011 04:16:47 +0100 4507604 http://www.medworm.com/index.php?rid=4489816&cid=t_117297_122_f&fid=36582&url=http%3A%2F%2Ffeedproxy.google.com%2F%7Er%2FSharpBrains%2F%7E3%2FobcTqPEVmCU%2F We are pleased to announce two new resources for all professionals, researchers, developers, innovators and decision-makers in the field of brain health and cognitive fitness who are interested in better tracking and shaping the future that is already here. First of all, we have opened up a “Friends of SharpBrains.com” professional networking group on LinkedIn. If you are already a LinkedIn member, you can join the 377 existing members by clicking Here. Second, registered participants for the upcoming 2011 SharpBrains Summit (March 30 — April 1st) can now connect with each other and with speakers, as well as access 10 exclusive Innovation Case Studies prepared by the Win­ners and Final­ists of the 2010 Brain Fitness Innovation Awards. Ordered by approximate age group of the target ... SharpBrains blogs http://www.medworm.com/rss/comments.php?id=4489816 Thu, 17 Feb 2011 16:43:32 +0100 4489816 http://www.medworm.com/index.php?rid=2827947&cid=t_117297_77_f&fid=37259&url=http%3A%2F%2Fwww.horizonpress.com%2Fblogger%2F2009%2F09%2Fbiofilms-update.html Introduction to BiofilmsGonococcal BiofilmsDental PlaqueOral Microbial CommunitiesGram-positive Biofilm InfectionsBiofilms in PasteurellaceaeBiofilm Formation by Vibrio choleraeread more at: BiofilmsFull range of books on microbiology at Microbiology Books (Source: Microbiology Blog: The weblog for microbiologists.) Microbiology Blog: The weblog for microbiologists. blogs http://www.medworm.com/rss/comments.php?id=2827947 Thu, 24 Sep 2009 15:53:00 +0100 2827947 http://www.medworm.com/index.php?rid=2297639&cid=t_117297_77_f&fid=37259&url=http%3A%2F%2Fwww.horizonpress.com%2Fblogger%2F2009%2F03%2Fnesseria.html Neisseria gonorrhoeae and Nesseria meningitidis are Gram-negative diplococci. Neisseria gonorrhoeae is the causative agent of gonorrhoeae and is transmitted via sexual contact. Neisseria meningitidis is transmitted via respiratory droplets leading to colonization of the nasopharynx and can cause meningitis and septicemia. Diseases caused by Neisseria meningitidis and Neisseria gonorrhoeae, are a significant health problem worldwide.Analyses of the available genome sequences of Neisseria species and strains have considerably increased our knowledge of the pathogenesis of this genus.Further reading: Neisseria: Molecular Mechanisms of PathogenesisFull range of books on microbiology at Microbiology Books (Source: Microbiology Blog: The weblog for microbiologists.) Microbiology Blog: The weblog for microbiologists. blogs http://www.medworm.com/rss/comments.php?id=2297639 Wed, 25 Mar 2009 14:40:00 +0100 2297639 http://www.medworm.com/index.php?rid=2138674&cid=t_117297_77_f&fid=37259&url=http%3A%2F%2Fwww.horizonpress.com%2Fblogger%2F2009%2F01%2Fgram-negative-bacteria_28.html Gram-negative bacteria are bacteria that do not retain the crystal violet dye in the Gram stain protocol. Gram-negative bacteria will thus appear red or pink following a Gram stain procedure due to the effects of the counterstain (for example safranin).Gram-negative bacteria have a characteristic cell envelope structure very different from Gram-positive bacteria. Gram-negative bacteria have a cytoplasmic membrane, a thin peptidoglycan layer, and an outer membrane containing lipopolysaccharide. There is a space between the cytoplasmic membrane and the outer membrane called the periplasmic space or periplasm. The periplasmic space contains the loose network of peptidoglycan chains referred to as the peptidoglycan layer.The Gram negative cell envelope contains an additional outer membrane com... Microbiology Blog: The weblog for microbiologists. blogs http://www.medworm.com/rss/comments.php?id=2138674 Wed, 28 Jan 2009 11:54:00 +0100 2138674 http://www.medworm.com/index.php?rid=2105167&cid=t_117297_77_f&fid=37259&url=http%3A%2F%2Fwww.horizonpress.com%2Fblogger%2F2009%2F01%2Flipopolysaccharide.html (LPS) is the major component of the outer leaflet of the outer membrane of Gram-negative bacteria. The LPS molecule is composed of two biosynthetic entities: the lipid A - core and the O-polysaccharide (O-antigen). Most biological effects of LPS are due to the lipid A part, however, there is an increasing body of evidence indicating that O-antigen (O-ag) plays an important role in effective colonization of host tissues, resistance to complement-mediated killing and in the resistance to cationic antimicrobial peptides that are key elements of the innate immune system.Recently, data has started to accumulate on the intricacies in the genetic regulation of the structural components of this molecule and this is highly relevant to the biological function of the molecule.from Skurnik M and Beng... Microbiology Blog: The weblog for microbiologists. blogs http://www.medworm.com/rss/comments.php?id=2105167 Wed, 14 Jan 2009 14:15:00 +0100 2105167 http://www.medworm.com/index.php?rid=594849&cid=t_117297_87_f&fid=34865&url=http%3A%2F%2Fwww.thecancerblog.com%2F2007%2F05%2F07%2Fworthy-wisdom-sugar-in-hiding%2F Filed under: All Cancers, Diets, Worthy WisdomI have ditched sweets -- obvious sweets like cookies, candy, ice cream, doughnuts, my favorite brownies. There's just no question they're loaded with refined sugar. And I don't want any part of it. What about foods not so apparently doused with tiny white granules? Foods with hidden amounts of refined sugar are dangerous because we don't recognize some of them as sugary. We may mistakenly believe they are healthy enough, and then overdo it when we consume these items.For comparison sake, let's consider some definite sugar-laden treats. Think in terms of teaspoons here -- actually picture a teaspoon from your silverware drawer so you can truly appreciate these totals. A four-ounce slice of chocolate cake with icing has 10 teaspoons of refined su... The Cancer Blog blogs http://www.medworm.com/rss/comments.php?id=594849 Mon, 07 May 2007 04:00:00 +0100 594849