sperm

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Original Technorati articles tagged “sperm”

• in Technorati Women
  Medical Study: Laptops, WiFi and Male Infertility
  Within four hours twenty-five percent of the sperm had stopped moving.
  by stephengfm / on Nov 29, 2011

Latest blogosphere posts tagged “sperm”

 

• Little sleep can reduce sperm volume and cause testis shrinkage

  
  Health200 — Authority: 107
  A new study   by Danish researchers has found out that little sleep can significantly reduce sperm volume and even cause shrinkage of testicles. Loss of sleep has been linked to increased chances of obesity, heart disease and obesity How the study was done Researchers from the University of Southern Denmark ...
  2 days ago

• Edging Closer to Grow-Your-Own Gametes

  
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  I try to keep one eye on scientific developments that, while still in early stages, promise to complicate parenthood even further.   I wrote about one line of research in the fall.   This research opens to door to creating gametes (that would eggs and sperm) from ordinary cells, or at least from non-gametes.  ...
  1 week ago

• Studies generate comprehensive list of genes required by innate system to defend sex cells

  
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  The piRNA pathway protects eggs and sperm from ‘jumping genes’ that can cause developmental defects, sterility. Two teams of investigators led by Professor Gregory Hannon of Cold Spring Harbor Laboratory (CSHL) today publish studies revealing many previously unknown components of an innate system that defends sex ...
  1 week ago

• Gay Would-Be Priest Fathers 22 Kids with 17 Lesbians As a Form of “Revenge” on the Church

  
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  In Munich, Germany, a once-aspiring priest is allegedly spreading his love around as a very popular sperm donor to lesbian couples as a way, he says, of getting “quiet revenge” on the Catholic Church for denying him his vestments. Markus K. has never slept with a woman, but since fathering his first child nine ...
  1 week ago

• Does insomnia shrink your testicles and lower your sperm count?

  
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  I just stumbled upon one of the biggest reasons yet for why you should never ignore insomnia. Researchers at the University of Southern Denmark examined almost 1,000 men. The men gave sperm samples and were also asked about their sleep. The study found that those who went to bed late at night, frequently woke during ...
  1 week ago

• Accessible Research: Rhesus Sperm Stem Cell Transplants

  
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  I was going to update a previous post about sperm stem cell transplants in boars, when I came across a very recent paper with a similar technique in the Rhesus monkey, and I couldn’t pass it up. So a little of the background content here is duplicated from that previous post. Sperm cells are the ...
  1 week ago

• The long journey from beached whale to bone carvings

  
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  ABOUT 300 people watched as members of Ngati Toa iwi, knee-deep in blood, cut out the jaw bone from a sperm whale washed up on Paraparaumu Beach in January. Among the onlookers, children cried and adults shouted out in anger, accusing iwi members of “butchering the animal”. Members of Ngati Toa iwi were ...
  2 weeks ago

• Medicine Without Surgery

  
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  Used in Roman medicine…and maybe too much today? (Courtesy: Plamen Petkov) Blasphemy! A surgeon who chooses not to operate? Precisely. Dr. John Duckett Jr, surgeon extraordinaire and personal role model, once told me: “It tries your patience, and you may go gray faster, but there are times you learn ...
  2 weeks ago

• Tips to Improve Your Ejaculation

  
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  Thereis a virtually endless range of products, tips, and advice out there thatpromote better and increased ejaculation, among other male enhancementbenefits. Among these are cockrings of a wide variety of types, shapes, sizes,and colors, which have evolved and innovated with new features over the years. ...
  2 weeks ago

• Cumming in his own mouth

  
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  download/iPhone  
  2 weeks ago

• How Stem Cells Produce Different Kinds of Cells

  
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  How Stem Cells Produce Different Kinds of Cells Sunday, 05 May 2013 The human body contains trillions of cells, all derived from a single cell, or zygote, made by the fusion of an egg and a sperm. That single cell contains all the genetic information needed to develop into a human, and passes ...
  2 weeks ago

• Fall of Mankind

  
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  “Pride goes before destruction and a haughty spirit before a fall.”    Proverbs 16:18 In “ Against the Heathen ,” early Church Father Athanasius reveals that pride and haughtiness preceded man’s fall into idolatry and paganism.  A haughty spirit led them to make light of higher things, and ...
  2 weeks ago

• What happens when a frozen egg meets a frozen sperm

  
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  I just read a wonderful article about a 35 year old woman that froze 70 of her eggs. Evidently, it cost her $50,000 but it is an insurance policy that will allow her to have children in her 40’s even later. Now she does not have to make some bad choices about having a child with someone she does not really love. ...
  2 weeks ago

• Made-to-Order Embryos: You Want to Sell What?!

  
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  The fact that a fertility clinic can own and sell made-to-order embryos for profit raises novel concerns. Is it really OK, as two professors have recently argued, to collapse these dilemmas into predefined frameworks of other assisted reproductive technologies? read more
  2 weeks ago

• One Surrogate Mother’s Story

  
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  My classes ended today and I’m hoping to turn over a new leaf.  That would mean (among other things) getting more posts up and keeping up with comments.   There’s so much piled up on my desk, though, it’s hard to know where to start.  On the theory that it is more important to just start, though, I choose ...
  2 weeks ago

• Carnitine Supplement Helps Sperm Swim

  
  You Can Get Pregnant in Your 40's — Authority: 127
  NEW YORK (Reuters Health) - Taking carnitine supplements seems to improve sperm mobility in men with poorly active sperm, a problem known as asthenozoospermia, Italian researchers report. However, for carnitine to work, tiny structures within the cell called mitochondria must function properly. Mitochondria are ...
  3 weeks ago

• Legal considerations when using a known sperm donor

  
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  For single women, lesbian couples, and heterosexual couples with severe male factor infertility, the use of donor sperm can be a great option to build their families. When important issues such as disclosure to the child and others are handled well, the research suggests children conceived through the use of this and ...
  3 weeks ago

• Kiwi sperm donor arrested over sex assault claims

  
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  Photo / Thinkstock A New Zealand sperm donor who claims to have fathered 49 children has reportedly been arrested over allegations he sexually assaulted women he promised to help become pregnant. Professor Gennadij Raivich, a neuroscientist and expert on maternal and foetal medicine, was born in New Zealand but moved ...
  3 weeks ago

• Hope for infertile men

  
  You Can Get Pregnant in Your 40's — Authority: 127
  Japanese researchers say they have identified a vital protein which enables a sperm to fuse with an egg, a discovery that could one day lead to new treatment for infertile men as well as new forms of contraception. The protein, on the sperms surface, is synthesized by a gene that the scientists have dubbed Izumo, ...
  3 weeks ago

• Sperm Wars: Infidelity, Sexual Conflict, and Other Bedroom Battles

  
  Dating Coach Lisa Daily is America's Leading Dating Expert. Relationships, Love and Dating Tips & Advice — Authority: 133
  View on Amazon Published to acclaim and controversy a decade ago, Sperm Wars is a revolutionary thesis about sex that turned centuries-old biological assumptions on their head. Evolution has programmed men to conquer and monopolize women while women, without ever knowing they are doing it, seek the ...
  3 weeks ago

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