public marks

PUBLIC MARKS with tag biology

July 2006

觀念生物學

by YukuanMark
沒有艱深的專有名詞、複雜的黑白圖表。信手拈來的是讓您輕鬆理解、饒富啟發的俏皮彩色插畫。 您可以從最微小的細菌,到最複雜的人類,由16種生命共通的模式貫穿,從生命現象到透視生命

話別說太早!

by YukuanMark
我們這個物種正規的林奈氏命名是Homo sapiens,翻譯過來就是「有智慧的人」。這倒像是個自家人才了解的笑話,只要你隨便瀏覽任何一天的報紙頭版就可明白。而如果科學家費盡了艱辛才給我們

以原子力顯微鏡(AFM)協助判斷死亡時間

by YukuanMark
大陸廣州暨南大學化學系以及依利諾大學芝加哥分校 (University of Illinois at Chicago)微生物及免疫學系的研究小組,進行以原子力顯微鏡(Atomic Force Microscopy, AFM)對紅血球的型態進行分析,以協助判斷

June 2006

胚胎幹細胞首度被證明可以治癒癱瘓的老鼠

by YukuanMark
移植胚胎幹細胞所衍生的運動神經元至癱瘓的老鼠,可以讓他們恢復行走的能力。這項研究提供未來使用人類幹細胞作癱瘓復健治療的新契機。

Bacteria have their own immune system protecting against outside DNA

by YukuanMark
Bacteria like Salmonella have a complicated immune system that helps them recognize and isolate foreign DNA trying to invade their cell membrane, according to a University of Washington-led study in the June 8 issue of Science Express. The research, which

How Life Began: New Research Suggests Simple Approach

by YukuanMark
Somewhere on Earth, close to 4 billion years ago, a set of molecular reactions flipped a switch and became life. Scientists try to imagine this animating event by simplifying the processes that characterize living things.

Bruce Lipton PhD

by wcardinal
Research scientist Bruce Lipton, Ph.D., introduces a long-awaited paradigm shift in the biomedical sciences. The new science will inspire your spirit, engage your mind and challenge your creativity as you comprehend the enormous real potential for applying this information in your life and in your profession.

Dawn of the zombies

by YukuanMark
The Our vision is building the human body on a chip," says Linda Griffith at the Massachusetts Institute of Technology. A living, 3D, interconnected set of tissues. The idea is to create not feeling entities but brainless mini-bodies that will be ideal fo

性慾何來?從基因嗎?

by YukuanMark
人體內的多巴胺第四型受體(dopamine D4 receptor, DRD4)這個基因會控制腦部對多巴胺的反應,而多巴胺正式控制人體「愉悅」感覺的化學物質,而且跟人的性慾有關係。以色列耶路撒冷大學的Richard Ebs

May 2006

Extreme Life on Earth

by YukuanMark
The more we study life on Earth, the more we learn how amazingly resilient it is. Virtually everywhere we look, even in places previously thought to be completely inhospitable to life, we find creatures not just surviving, but thriving. We find organisms

The Genographic Project

by kristyk
Human Migration, Population Genetics, Maps, DNA: This sounds very interesting. I'd love to participate!

Is evolution predictable?

by YukuanMark
Can we predict how animals and plants evolve in response to changes in the environment? Maybe, according to preliminary research from Rice University.

生物、數學、魔術

by YukuanBlog
Stewart 的另一著作《生物世界的數學遊戲》譯本,後來也由天下文化出版了,當然二話不說,馬上衝去書街,抱一本回來過過癮

大自然的數學遊戲

by YukuanMark
如果你留心觀察這世界,任何地方總是存在圖案模式之美,與數字模式之奇。但是該怎麼用數學觀念解釋那些模式呢?闡明了那些模式之後,數學又能為我們的世界帶來什麼貢獻?

ARKive

by phgod & 7 others
號稱為網上的虛擬羅亞方舟,此網站搜羅地球上生物物種的資料。

生命是什麼?

by YukuanMark
沒想到這本為非專家所寫的書,最後卻成為發現DNA結構、並導致分子生物學誕生的關鍵著作。西元2000年,我們慶祝破解人類基因組的密碼,追本溯源�

LedLightRay : BION - between non-living and living matter

by koibito
“Bion” is an interactive installation that explores the relationship between humans and artificial life.

April 2006

Mathematical Model May Provide Insight into How We Sense

by YukuanMark
The individual cells responsible for responding to sensory inputs--the strong scent of a flower, the light touch of a spring breeze--can cope with only a small amount of input.

幹細胞的魔術師 - 解開長生不老的轉錄迴圈

by YukuanMark
胚胎幹細胞如何維持其具有發育成為數百種體細胞的全能性,是當前研究幹細胞的學者全力想解開的謎團之一。雖然已有許多的證據顯示,幹細胞的全能性有賴於外在訊號的誘導,但許多體細胞